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-rw-r--r--arch/alpha/kernel/machvec_impl.h2
-rw-r--r--arch/arm/kernel/calls.S8
-rw-r--r--arch/arm/kernel/entry-armv.S49
-rw-r--r--arch/arm/kernel/entry-common.S20
-rw-r--r--arch/arm/kernel/module.c2
-rw-r--r--arch/arm/kernel/ptrace.c9
-rw-r--r--arch/arm/mach-pxa/pm.c9
-rw-r--r--arch/i386/kernel/kprobes.c2
-rw-r--r--arch/i386/kernel/process.c4
-rw-r--r--arch/i386/kernel/smpboot.c3
-rw-r--r--arch/i386/kernel/traps.c7
-rw-r--r--arch/i386/mm/ioremap.c37
-rw-r--r--arch/i386/pci/Makefile2
-rw-r--r--arch/i386/pci/direct.c4
-rw-r--r--arch/i386/pci/mmconfig.c65
-rw-r--r--arch/i386/pci/pci.h7
-rw-r--r--arch/ia64/Kconfig2
-rw-r--r--arch/ia64/configs/sn2_defconfig154
-rw-r--r--arch/ia64/configs/tiger_defconfig74
-rw-r--r--arch/ia64/ia32/binfmt_elf32.c2
-rw-r--r--arch/ia64/ia32/ia32priv.h1
-rw-r--r--arch/ia64/kernel/kprobes.c2
-rw-r--r--arch/ia64/kernel/process.c7
-rw-r--r--arch/ia64/kernel/salinfo.c2
-rw-r--r--arch/ia64/kernel/time.c29
-rw-r--r--arch/ia64/kernel/uncached.c6
-rw-r--r--arch/ia64/kernel/vmlinux.lds.S3
-rw-r--r--arch/ia64/mm/discontig.c4
-rw-r--r--arch/ia64/sn/kernel/io_init.c153
-rw-r--r--arch/ia64/sn/kernel/sn2/ptc_deadlock.S8
-rw-r--r--arch/ia64/sn/kernel/sn2/sn2_smp.c2
-rw-r--r--arch/ia64/sn/pci/pcibr/pcibr_reg.c48
-rw-r--r--arch/ia64/sn/pci/tioca_provider.c12
-rw-r--r--arch/mips/kernel/linux32.c4
-rw-r--r--arch/mips/mm/init.c4
-rw-r--r--arch/powerpc/Kconfig2
-rw-r--r--arch/powerpc/configs/cell_defconfig7
-rw-r--r--arch/powerpc/configs/g5_defconfig9
-rw-r--r--arch/powerpc/configs/iseries_defconfig7
-rw-r--r--arch/powerpc/configs/maple_defconfig10
-rw-r--r--arch/powerpc/configs/ppc64_defconfig7
-rw-r--r--arch/powerpc/configs/pseries_defconfig7
-rw-r--r--arch/powerpc/kernel/entry_64.S4
-rw-r--r--arch/powerpc/kernel/kprobes.c2
-rw-r--r--arch/powerpc/kernel/setup_64.c10
-rw-r--r--arch/powerpc/kernel/syscalls.c2
-rw-r--r--arch/powerpc/mm/hash_utils_64.c4
-rw-r--r--arch/powerpc/mm/hugetlbpage.c95
-rw-r--r--arch/powerpc/mm/numa.c2
-rw-r--r--arch/powerpc/mm/stab.c7
-rw-r--r--arch/powerpc/platforms/powermac/feature.c21
-rw-r--r--arch/powerpc/platforms/pseries/iommu.c11
-rw-r--r--arch/powerpc/platforms/pseries/lpar.c12
-rw-r--r--arch/powerpc/platforms/pseries/xics.c21
-rw-r--r--arch/ppc/Kconfig6
-rw-r--r--arch/ppc/kernel/smp.c4
-rw-r--r--arch/ppc/platforms/85xx/mpc85xx_cds_common.c3
-rw-r--r--arch/ppc/platforms/pmac_feature.c20
-rw-r--r--arch/ppc/syslib/ppc4xx_dma.c1
-rw-r--r--arch/sparc/Kconfig4
-rw-r--r--arch/sparc/Makefile2
-rw-r--r--arch/sparc/kernel/ebus.c24
-rw-r--r--arch/sparc/kernel/led.c2
-rw-r--r--arch/sparc/kernel/pcic.c2
-rw-r--r--arch/sparc/kernel/sys_sunos.c2
-rw-r--r--arch/sparc/kernel/time.c4
-rw-r--r--arch/sparc/kernel/vmlinux.lds.S18
-rw-r--r--arch/sparc/lib/atomic32.c1
-rw-r--r--arch/sparc/mm/sun4c.c2
-rw-r--r--arch/sparc64/Kconfig4
-rw-r--r--arch/sparc64/Makefile5
-rw-r--r--arch/sparc64/kernel/kprobes.c2
-rw-r--r--arch/sparc64/kernel/sys_sunos32.c2
-rw-r--r--arch/sparc64/kernel/vmlinux.lds.S18
-rw-r--r--arch/sparc64/solaris/misc.c2
-rw-r--r--arch/um/Kconfig2
-rw-r--r--arch/um/Makefile-x86_644
-rw-r--r--arch/um/include/sysdep-i386/stub.h29
-rw-r--r--arch/um/include/sysdep-x86_64/stub.h30
-rw-r--r--arch/um/include/um_uaccess.h2
-rw-r--r--arch/um/kernel/skas/clone.c23
-rw-r--r--arch/um/kernel/skas/include/uaccess-skas.h1
-rw-r--r--arch/um/os-Linux/start_up.c22
-rw-r--r--arch/um/os-Linux/user_syms.c5
-rw-r--r--arch/um/scripts/Makefile.rules5
-rw-r--r--arch/um/sys-i386/Makefile8
-rw-r--r--arch/um/sys-x86_64/Makefile5
-rw-r--r--arch/x86_64/ia32/ia32_binfmt.c3
-rw-r--r--arch/x86_64/kernel/kprobes.c2
-rw-r--r--arch/x86_64/kernel/smpboot.c2
-rw-r--r--arch/x86_64/kernel/time.c6
-rw-r--r--arch/x86_64/mm/init.c2
-rw-r--r--arch/x86_64/mm/ioremap.c37
-rw-r--r--arch/x86_64/mm/numa.c4
-rw-r--r--arch/x86_64/pci/Makefile2
-rw-r--r--arch/x86_64/pci/mmconfig.c65
96 files changed, 937 insertions, 437 deletions
diff --git a/arch/alpha/kernel/machvec_impl.h b/arch/alpha/kernel/machvec_impl.h
index 4959b7a3e1e6..11f996f24fde 100644
--- a/arch/alpha/kernel/machvec_impl.h
+++ b/arch/alpha/kernel/machvec_impl.h
@@ -41,7 +41,7 @@
#define CAT1(x,y) x##y
#define CAT(x,y) CAT1(x,y)
-#define DO_DEFAULT_RTC rtc_port: 0x70
+#define DO_DEFAULT_RTC .rtc_port = 0x70
#define DO_EV4_MMU \
.max_asn = EV4_MAX_ASN, \
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index 2ad4aa2a1536..55076a75e5bf 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -131,7 +131,7 @@ __syscall_start:
.long sys_wait4
/* 115 */ .long sys_swapoff
.long sys_sysinfo
- .long sys_ipc_wrapper
+ .long sys_ipc
.long sys_fsync
.long sys_sigreturn_wrapper
/* 120 */ .long sys_clone_wrapper
@@ -254,7 +254,7 @@ __syscall_start:
.long sys_fremovexattr
.long sys_tkill
.long sys_sendfile64
-/* 240 */ .long sys_futex_wrapper
+/* 240 */ .long sys_futex
.long sys_sched_setaffinity
.long sys_sched_getaffinity
.long sys_io_setup
@@ -284,7 +284,7 @@ __syscall_start:
.long sys_fstatfs64
.long sys_tgkill
.long sys_utimes
-/* 270 */ .long sys_arm_fadvise64_64_wrapper
+/* 270 */ .long sys_arm_fadvise64_64
.long sys_pciconfig_iobase
.long sys_pciconfig_read
.long sys_pciconfig_write
@@ -333,7 +333,7 @@ __syscall_start:
.long sys_inotify_init
.long sys_inotify_add_watch
.long sys_inotify_rm_watch
- .long sys_mbind_wrapper
+ .long sys_mbind
/* 320 */ .long sys_get_mempolicy
.long sys_set_mempolicy
__syscall_end:
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index d9fb819bf7cc..2a8d27e18fa7 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -614,6 +614,47 @@ __kuser_helper_start:
/*
* Reference prototype:
*
+ * void __kernel_memory_barrier(void)
+ *
+ * Input:
+ *
+ * lr = return address
+ *
+ * Output:
+ *
+ * none
+ *
+ * Clobbered:
+ *
+ * the Z flag might be lost
+ *
+ * Definition and user space usage example:
+ *
+ * typedef void (__kernel_dmb_t)(void);
+ * #define __kernel_dmb (*(__kernel_dmb_t *)0xffff0fa0)
+ *
+ * Apply any needed memory barrier to preserve consistency with data modified
+ * manually and __kuser_cmpxchg usage.
+ *
+ * This could be used as follows:
+ *
+ * #define __kernel_dmb() \
+ * asm volatile ( "mov r0, #0xffff0fff; mov lr, pc; sub pc, r0, #95" \
+ * : : : "lr","cc" )
+ */
+
+__kuser_memory_barrier: @ 0xffff0fa0
+
+#if __LINUX_ARM_ARCH__ >= 6 && defined(CONFIG_SMP)
+ mcr p15, 0, r0, c7, c10, 5 @ dmb
+#endif
+ mov pc, lr
+
+ .align 5
+
+/*
+ * Reference prototype:
+ *
* int __kernel_cmpxchg(int oldval, int newval, int *ptr)
*
* Input:
@@ -642,6 +683,8 @@ __kuser_helper_start:
* The C flag is also set if *ptr was changed to allow for assembly
* optimization in the calling code.
*
+ * Note: this routine already includes memory barriers as needed.
+ *
* For example, a user space atomic_add implementation could look like this:
*
* #define atomic_add(ptr, val) \
@@ -698,10 +741,16 @@ __kuser_cmpxchg: @ 0xffff0fc0
#else
+#ifdef CONFIG_SMP
+ mcr p15, 0, r0, c7, c10, 5 @ dmb
+#endif
ldrex r3, [r2]
subs r3, r3, r0
strexeq r3, r1, [r2]
rsbs r0, r3, #0
+#ifdef CONFIG_SMP
+ mcr p15, 0, r0, c7, c10, 5 @ dmb
+#endif
mov pc, lr
#endif
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index f7f183075237..e2b42997ad33 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -145,7 +145,7 @@ ENTRY(vector_swi)
#endif
enable_irq
- str r4, [sp, #-S_OFF]! @ push fifth arg
+ stmdb sp!, {r4, r5} @ push fifth and sixth args
get_thread_info tsk
ldr ip, [tsk, #TI_FLAGS] @ check for syscall tracing
@@ -204,7 +204,7 @@ ENTRY(sys_call_table)
* Special system call wrappers
*/
@ r0 = syscall number
-@ r5 = syscall table
+@ r8 = syscall table
.type sys_syscall, #function
sys_syscall:
eor scno, r0, #__NR_SYSCALL_BASE
@@ -255,22 +255,6 @@ sys_sigaltstack_wrapper:
ldr r2, [sp, #S_OFF + S_SP]
b do_sigaltstack
-sys_futex_wrapper:
- str r5, [sp, #4] @ push sixth arg
- b sys_futex
-
-sys_arm_fadvise64_64_wrapper:
- str r5, [sp, #4] @ push r5 to stack
- b sys_arm_fadvise64_64
-
-sys_mbind_wrapper:
- str r5, [sp, #4]
- b sys_mbind
-
-sys_ipc_wrapper:
- str r5, [sp, #4] @ push sixth arg
- b sys_ipc
-
/*
* Note: off_4k (r5) is always units of 4K. If we can't do the requested
* offset, we return EINVAL.
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 6055e1427ba3..055bf5d28894 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -101,6 +101,8 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
break;
case R_ARM_PC24:
+ case R_ARM_CALL:
+ case R_ARM_JUMP24:
offset = (*(u32 *)loc & 0x00ffffff) << 2;
if (offset & 0x02000000)
offset -= 0x04000000;
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 9a340e790da5..2b84f78d7b0f 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -242,6 +242,15 @@ get_branch_address(struct task_struct *child, unsigned long pc, unsigned long in
*/
long aluop1, aluop2, ccbit;
+ if ((insn & 0x0fffffd0) == 0x012fff10) {
+ /*
+ * bx or blx
+ */
+ alt = get_user_reg(child, insn & 15);
+ break;
+ }
+
+
if ((insn & 0xf000) != 0xf000)
break;
diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c
index f74b9af112dc..852ea72d8c80 100644
--- a/arch/arm/mach-pxa/pm.c
+++ b/arch/arm/mach-pxa/pm.c
@@ -155,19 +155,20 @@ int pxa_pm_enter(suspend_state_t state)
PSPR = 0;
/* restore registers */
+ RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2);
+ RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2);
RESTORE(GAFR0_L); RESTORE(GAFR0_U);
RESTORE(GAFR1_L); RESTORE(GAFR1_U);
RESTORE(GAFR2_L); RESTORE(GAFR2_U);
- RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2);
- RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2);
RESTORE(GRER0); RESTORE(GRER1); RESTORE(GRER2);
RESTORE(GFER0); RESTORE(GFER1); RESTORE(GFER2);
RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2);
#ifdef CONFIG_PXA27x
RESTORE(MDREFR);
- RESTORE(GAFR3_L); RESTORE(GAFR3_U); RESTORE_GPLEVEL(3);
- RESTORE(GPDR3); RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3);
+ RESTORE_GPLEVEL(3); RESTORE(GPDR3);
+ RESTORE(GAFR3_L); RESTORE(GAFR3_U);
+ RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3);
RESTORE(PWER); RESTORE(PCFR); RESTORE(PRER);
RESTORE(PFER); RESTORE(PKWR);
#endif
diff --git a/arch/i386/kernel/kprobes.c b/arch/i386/kernel/kprobes.c
index 32b0c24ab9a6..19edcd526ba4 100644
--- a/arch/i386/kernel/kprobes.c
+++ b/arch/i386/kernel/kprobes.c
@@ -191,7 +191,7 @@ static int __kprobes kprobe_handler(struct pt_regs *regs)
*/
save_previous_kprobe(kcb);
set_current_kprobe(p, regs, kcb);
- p->nmissed++;
+ kprobes_inc_nmissed_count(p);
prepare_singlestep(p, regs);
kcb->kprobe_status = KPROBE_REENTER;
return 1;
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index df6c2bcde067..2333aead0563 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -554,7 +554,9 @@ int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs)
struct pt_regs ptregs;
ptregs = *(struct pt_regs *)
- ((unsigned long)tsk->thread_info+THREAD_SIZE - sizeof(ptregs));
+ ((unsigned long)tsk->thread_info +
+ /* see comments in copy_thread() about -8 */
+ THREAD_SIZE - sizeof(ptregs) - 8);
ptregs.xcs &= 0xffff;
ptregs.xds &= 0xffff;
ptregs.xes &= 0xffff;
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index d16520da4550..9ed449af8e9f 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -1338,8 +1338,7 @@ int __cpu_disable(void)
if (cpu == 0)
return -EBUSY;
- /* We enable the timer again on the exit path of the death loop */
- disable_APIC_timer();
+ clear_local_APIC();
/* Allow any queued timer interrupts to get serviced */
local_irq_enable();
mdelay(1);
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index c34d1bfc5161..f0dffa03fbba 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -650,13 +650,6 @@ fastcall void do_nmi(struct pt_regs * regs, long error_code)
cpu = smp_processor_id();
-#ifdef CONFIG_HOTPLUG_CPU
- if (!cpu_online(cpu)) {
- nmi_exit();
- return;
- }
-#endif
-
++nmi_count(cpu);
if (!rcu_dereference(nmi_callback)(regs, cpu))
diff --git a/arch/i386/mm/ioremap.c b/arch/i386/mm/ioremap.c
index 5d09de8d1c6b..247fde76aaed 100644
--- a/arch/i386/mm/ioremap.c
+++ b/arch/i386/mm/ioremap.c
@@ -223,9 +223,15 @@ void __iomem *ioremap_nocache (unsigned long phys_addr, unsigned long size)
}
EXPORT_SYMBOL(ioremap_nocache);
+/**
+ * iounmap - Free a IO remapping
+ * @addr: virtual address from ioremap_*
+ *
+ * Caller must ensure there is only one unmapping for the same pointer.
+ */
void iounmap(volatile void __iomem *addr)
{
- struct vm_struct *p;
+ struct vm_struct *p, *o;
if ((void __force *)addr <= high_memory)
return;
@@ -239,22 +245,37 @@ void iounmap(volatile void __iomem *addr)
addr < phys_to_virt(ISA_END_ADDRESS))
return;
- write_lock(&vmlist_lock);
- p = __remove_vm_area((void *)(PAGE_MASK & (unsigned long __force)addr));
- if (!p) {
- printk(KERN_WARNING "iounmap: bad address %p\n", addr);
+ addr = (volatile void __iomem *)(PAGE_MASK & (unsigned long __force)addr);
+
+ /* Use the vm area unlocked, assuming the caller
+ ensures there isn't another iounmap for the same address
+ in parallel. Reuse of the virtual address is prevented by
+ leaving it in the global lists until we're done with it.
+ cpa takes care of the direct mappings. */
+ read_lock(&vmlist_lock);
+ for (p = vmlist; p; p = p->next) {
+ if (p->addr == addr)
+ break;
+ }
+ read_unlock(&vmlist_lock);
+
+ if (!p) {
+ printk("iounmap: bad address %p\n", addr);
dump_stack();
- goto out_unlock;
+ return;
}
+ /* Reset the direct mapping. Can block */
if ((p->flags >> 20) && p->phys_addr < virt_to_phys(high_memory) - 1) {
change_page_attr(virt_to_page(__va(p->phys_addr)),
p->size >> PAGE_SHIFT,
PAGE_KERNEL);
global_flush_tlb();
}
-out_unlock:
- write_unlock(&vmlist_lock);
+
+ /* Finally remove it */
+ o = remove_vm_area((void *)addr);
+ BUG_ON(p != o || o == NULL);
kfree(p);
}
EXPORT_SYMBOL(iounmap);
diff --git a/arch/i386/pci/Makefile b/arch/i386/pci/Makefile
index ead6122dd06d..5461d4d5ea1e 100644
--- a/arch/i386/pci/Makefile
+++ b/arch/i386/pci/Makefile
@@ -1,7 +1,7 @@
obj-y := i386.o
obj-$(CONFIG_PCI_BIOS) += pcbios.o
-obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o
+obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o direct.o
obj-$(CONFIG_PCI_DIRECT) += direct.o
pci-y := fixup.o
diff --git a/arch/i386/pci/direct.c b/arch/i386/pci/direct.c
index 94331d6be7a3..e3ac502bf2fb 100644
--- a/arch/i386/pci/direct.c
+++ b/arch/i386/pci/direct.c
@@ -13,7 +13,7 @@
#define PCI_CONF1_ADDRESS(bus, devfn, reg) \
(0x80000000 | (bus << 16) | (devfn << 8) | (reg & ~3))
-static int pci_conf1_read(unsigned int seg, unsigned int bus,
+int pci_conf1_read(unsigned int seg, unsigned int bus,
unsigned int devfn, int reg, int len, u32 *value)
{
unsigned long flags;
@@ -42,7 +42,7 @@ static int pci_conf1_read(unsigned int seg, unsigned int bus,
return 0;
}
-static int pci_conf1_write(unsigned int seg, unsigned int bus,
+int pci_conf1_write(unsigned int seg, unsigned int bus,
unsigned int devfn, int reg, int len, u32 value)
{
unsigned long flags;
diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index dfbf80cff834..4bb4d4b0f73a 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -19,21 +19,25 @@
/* The base address of the last MMCONFIG device accessed */
static u32 mmcfg_last_accessed_device;
+static DECLARE_BITMAP(fallback_slots, 32);
+
/*
* Functions for accessing PCI configuration space with MMCONFIG accesses
*/
-static u32 get_base_addr(unsigned int seg, int bus)
+static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn)
{
int cfg_num = -1;
struct acpi_table_mcfg_config *cfg;
+ if (seg == 0 && bus == 0 &&
+ test_bit(PCI_SLOT(devfn), fallback_slots))
+ return 0;
+
while (1) {
++cfg_num;
if (cfg_num >= pci_mmcfg_config_num) {
- /* something bad is going on, no cfg table is found. */
- /* so we fall back to the old way we used to do this */
- /* and just rely on the first entry to be correct. */
- return pci_mmcfg_config[0].base_address;
+ /* Not found - fallback to type 1 */
+ return 0;
}
cfg = &pci_mmcfg_config[cfg_num];
if (cfg->pci_segment_group_number != seg)
@@ -44,9 +48,9 @@ static u32 get_base_addr(unsigned int seg, int bus)
}
}
-static inline void pci_exp_set_dev_base(unsigned int seg, int bus, int devfn)
+static inline void pci_exp_set_dev_base(unsigned int base, int bus, int devfn)
{
- u32 dev_base = get_base_addr(seg, bus) | (bus << 20) | (devfn << 12);
+ u32 dev_base = base | (bus << 20) | (devfn << 12);
if (dev_base != mmcfg_last_accessed_device) {
mmcfg_last_accessed_device = dev_base;
set_fixmap_nocache(FIX_PCIE_MCFG, dev_base);
@@ -57,13 +61,18 @@ static int pci_mmcfg_read(unsigned int seg, unsigned int bus,
unsigned int devfn, int reg, int len, u32 *value)
{
unsigned long flags;
+ u32 base;
if (!value || (bus > 255) || (devfn > 255) || (reg > 4095))
return -EINVAL;
+ base = get_base_addr(seg, bus, devfn);
+ if (!base)
+ return pci_conf1_read(seg,bus,devfn,reg,len,value);
+
spin_lock_irqsave(&pci_config_lock, flags);
- pci_exp_set_dev_base(seg, bus, devfn);
+ pci_exp_set_dev_base(base, bus, devfn);
switch (len) {
case 1:
@@ -86,13 +95,18 @@ static int pci_mmcfg_write(unsigned int seg, unsigned int bus,
unsigned int devfn, int reg, int len, u32 value)
{
unsigned long flags;
+ u32 base;
if ((bus > 255) || (devfn > 255) || (reg > 4095))
return -EINVAL;
+ base = get_base_addr(seg, bus, devfn);
+ if (!base)
+ return pci_conf1_write(seg,bus,devfn,reg,len,value);
+
spin_lock_irqsave(&pci_config_lock, flags);
- pci_exp_set_dev_base(seg, bus, devfn);
+ pci_exp_set_dev_base(base, bus, devfn);
switch (len) {
case 1:
@@ -116,6 +130,37 @@ static struct pci_raw_ops pci_mmcfg = {
.write = pci_mmcfg_write,
};
+/* K8 systems have some devices (typically in the builtin northbridge)
+ that are only accessible using type1
+ Normally this can be expressed in the MCFG by not listing them
+ and assigning suitable _SEGs, but this isn't implemented in some BIOS.
+ Instead try to discover all devices on bus 0 that are unreachable using MM
+ and fallback for them.
+ We only do this for bus 0/seg 0 */
+static __init void unreachable_devices(void)
+{
+ int i;
+ unsigned long flags;
+
+ for (i = 0; i < 32; i++) {
+ u32 val1;
+ u32 addr;
+
+ pci_conf1_read(0, 0, PCI_DEVFN(i, 0), 0, 4, &val1);
+ if (val1 == 0xffffffff)
+ continue;
+
+ /* Locking probably not needed, but safer */
+ spin_lock_irqsave(&pci_config_lock, flags);
+ addr = get_base_addr(0, 0, PCI_DEVFN(i, 0));
+ if (addr != 0)
+ pci_exp_set_dev_base(addr, 0, PCI_DEVFN(i, 0));
+ if (addr == 0 || readl((u32 __iomem *)mmcfg_virt_addr) != val1)
+ set_bit(i, fallback_slots);
+ spin_unlock_irqrestore(&pci_config_lock, flags);
+ }
+}
+
static int __init pci_mmcfg_init(void)
{
if ((pci_probe & PCI_PROBE_MMCONF) == 0)
@@ -131,6 +176,8 @@ static int __init pci_mmcfg_init(void)
raw_pci_ops = &pci_mmcfg;
pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;
+ unreachable_devices();
+
out:
return 0;
}
diff --git a/arch/i386/pci/pci.h b/arch/i386/pci/pci.h
index 127d53ad16be..f550781ec310 100644
--- a/arch/i386/pci/pci.h
+++ b/arch/i386/pci/pci.h
@@ -74,3 +74,10 @@ extern spinlock_t pci_config_lock;
extern int (*pcibios_enable_irq)(struct pci_dev *dev);
extern void (*pcibios_disable_irq)(struct pci_dev *dev);
+
+extern int pci_conf1_write(unsigned int seg, unsigned int bus,
+ unsigned int devfn, int reg, int len, u32 value);
+extern int pci_conf1_read(unsigned int seg, unsigned int bus,
+ unsigned int devfn, int reg, int len, u32 *value);
+
+
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index b76ce1fe2e7f..199eeaf0f4e3 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -58,7 +58,7 @@ config IA64_UNCACHED_ALLOCATOR
bool
select GENERIC_ALLOCATOR
-config ZONE_DMA_IS_DMA32
+config DMA_IS_DMA32
bool
default y
diff --git a/arch/ia64/configs/sn2_defconfig b/arch/ia64/configs/sn2_defconfig
index 87cfd31a4a39..ff8bb3770c9d 100644
--- a/arch/ia64/configs/sn2_defconfig
+++ b/arch/ia64/configs/sn2_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.13-rc6
-# Tue Aug 16 14:40:41 2005
+# Linux kernel version: 2.6.15-rc4
+# Fri Dec 2 10:33:48 2005
#
#
@@ -16,6 +16,7 @@ CONFIG_INIT_ENV_ARG_LIMIT=32
# General setup
#
CONFIG_LOCALVERSION=""
+# CONFIG_LOCALVERSION_AUTO is not set
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
@@ -26,6 +27,7 @@ CONFIG_HOTPLUG=y
CONFIG_KOBJECT_UEVENT=y
# CONFIG_IKCONFIG is not set
CONFIG_CPUSETS=y
+CONFIG_INITRAMFS_SOURCE=""
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
CONFIG_KALLSYMS_ALL=y
@@ -56,11 +58,29 @@ CONFIG_KMOD=y
CONFIG_STOP_MACHINE=y
#
+# Block layer
+#
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+
+#
# Processor type and features
#
CONFIG_IA64=y
CONFIG_64BIT=y
CONFIG_MMU=y
+CONFIG_SWIOTLB=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_TIME_INTERPOLATION=y
@@ -68,6 +88,7 @@ CONFIG_EFI=y
CONFIG_GENERIC_IOMAP=y
CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
CONFIG_IA64_UNCACHED_ALLOCATOR=y
+CONFIG_ZONE_DMA_IS_DMA32=y
# CONFIG_IA64_GENERIC is not set
# CONFIG_IA64_DIG is not set
# CONFIG_IA64_HP_ZX1 is not set
@@ -87,16 +108,12 @@ CONFIG_HZ_250=y
# CONFIG_HZ_1000 is not set
CONFIG_HZ=250
CONFIG_IA64_L1_CACHE_SHIFT=7
-CONFIG_NUMA=y
-CONFIG_VIRTUAL_MEM_MAP=y
-CONFIG_HOLES_IN_ZONE=y
-CONFIG_ARCH_DISCONTIGMEM_ENABLE=y
# CONFIG_IA64_CYCLONE is not set
CONFIG_IOSAPIC=y
CONFIG_IA64_SGI_SN_XP=m
-CONFIG_FORCE_MAX_ZONEORDER=18
+CONFIG_FORCE_MAX_ZONEORDER=17
CONFIG_SMP=y
-CONFIG_NR_CPUS=512
+CONFIG_NR_CPUS=1024
# CONFIG_HOTPLUG_CPU is not set
CONFIG_SCHED_SMT=y
CONFIG_PREEMPT=y
@@ -107,7 +124,17 @@ CONFIG_DISCONTIGMEM_MANUAL=y
CONFIG_DISCONTIGMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
CONFIG_NEED_MULTIPLE_NODES=y
-CONFIG_HAVE_DEC_LOCK=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_ARCH_SELECT_MEMORY_MODEL=y
+CONFIG_ARCH_DISCONTIGMEM_ENABLE=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
+CONFIG_ARCH_DISCONTIGMEM_DEFAULT=y
+CONFIG_NUMA=y
+CONFIG_VIRTUAL_MEM_MAP=y
+CONFIG_HOLES_IN_ZONE=y
+CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
CONFIG_IA32_SUPPORT=y
CONFIG_COMPAT=y
CONFIG_IA64_MCA_RECOVERY=y
@@ -126,28 +153,35 @@ CONFIG_BINFMT_ELF=y
# Power management and ACPI
#
CONFIG_PM=y
-CONFIG_ACPI=y
+# CONFIG_PM_LEGACY is not set
+# CONFIG_PM_DEBUG is not set
#
# ACPI (Advanced Configuration and Power Interface) Support
#
+CONFIG_ACPI=y
# CONFIG_ACPI_BUTTON is not set
# CONFIG_ACPI_FAN is not set
# CONFIG_ACPI_PROCESSOR is not set
CONFIG_ACPI_NUMA=y
+CONFIG_ACPI_BLACKLIST_YEAR=0
# CONFIG_ACPI_DEBUG is not set
CONFIG_ACPI_POWER=y
CONFIG_ACPI_SYSTEM=y
# CONFIG_ACPI_CONTAINER is not set
#
+# CPU Frequency scaling
+#
+# CONFIG_CPU_FREQ is not set
+
+#
# Bus options (PCI, PCMCIA)
#
CONFIG_PCI=y
CONFIG_PCI_DOMAINS=y
# CONFIG_PCI_MSI is not set
CONFIG_PCI_LEGACY_PROC=y
-CONFIG_PCI_NAMES=y
# CONFIG_PCI_DEBUG is not set
#
@@ -191,8 +225,8 @@ CONFIG_SYN_COOKIES=y
# CONFIG_INET_ESP is not set
# CONFIG_INET_IPCOMP is not set
# CONFIG_INET_TUNNEL is not set
-CONFIG_IP_TCPDIAG=y
-# CONFIG_IP_TCPDIAG_IPV6 is not set
+CONFIG_INET_DIAG=m
+CONFIG_INET_TCP_DIAG=m
# CONFIG_TCP_CONG_ADVANCED is not set
CONFIG_TCP_CONG_BIC=y
CONFIG_IPV6=m
@@ -205,6 +239,11 @@ CONFIG_IPV6=m
# CONFIG_NETFILTER is not set
#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
+#
# SCTP Configuration (EXPERIMENTAL)
#
# CONFIG_IP_SCTP is not set
@@ -220,8 +259,11 @@ CONFIG_IPV6=m
# CONFIG_NET_DIVERT is not set
# CONFIG_ECONET is not set
# CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
# CONFIG_NET_SCHED is not set
-# CONFIG_NET_CLS_ROUTE is not set
#
# Network testing
@@ -230,6 +272,7 @@ CONFIG_IPV6=m
# CONFIG_HAMRADIO is not set
# CONFIG_IRDA is not set
# CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
#
# Device Drivers
@@ -244,6 +287,11 @@ CONFIG_FW_LOADER=y
# CONFIG_DEBUG_DRIVER is not set
#
+# Connector - unified userspace <-> kernelspace linker
+#
+# CONFIG_CONNECTOR is not set
+
+#
# Memory Technology Devices (MTD)
#
# CONFIG_MTD is not set
@@ -275,16 +323,7 @@ CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=4096
CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE=""
# CONFIG_CDROM_PKTCDVD is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
CONFIG_ATA_OVER_ETH=m
#
@@ -349,6 +388,7 @@ CONFIG_IDEDMA_AUTO=y
#
# SCSI device support
#
+# CONFIG_RAID_ATTRS is not set
CONFIG_SCSI=y
CONFIG_SCSI_PROC_FS=y
@@ -375,11 +415,13 @@ CONFIG_SCSI_CONSTANTS=y
#
CONFIG_SCSI_SPI_ATTRS=y
CONFIG_SCSI_FC_ATTRS=y
-# CONFIG_SCSI_ISCSI_ATTRS is not set
+CONFIG_SCSI_ISCSI_ATTRS=m
+CONFIG_SCSI_SAS_ATTRS=y
#
# SCSI low-level drivers
#
+CONFIG_ISCSI_TCP=m
# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
# CONFIG_SCSI_3W_9XXX is not set
# CONFIG_SCSI_ACARD is not set
@@ -389,15 +431,19 @@ CONFIG_SCSI_FC_ATTRS=y
# CONFIG_SCSI_AIC79XX is not set
# CONFIG_MEGARAID_NEWGEN is not set
# CONFIG_MEGARAID_LEGACY is not set
+# CONFIG_MEGARAID_SAS is not set
CONFIG_SCSI_SATA=y
# CONFIG_SCSI_SATA_AHCI is not set
# CONFIG_SCSI_SATA_SVW is not set
# CONFIG_SCSI_ATA_PIIX is not set
+# CONFIG_SCSI_SATA_MV is not set
# CONFIG_SCSI_SATA_NV is not set
-# CONFIG_SCSI_SATA_PROMISE is not set
+# CONFIG_SCSI_PDC_ADMA is not set
# CONFIG_SCSI_SATA_QSTOR is not set
+# CONFIG_SCSI_SATA_PROMISE is not set
# CONFIG_SCSI_SATA_SX4 is not set
# CONFIG_SCSI_SATA_SIL is not set
+# CONFIG_SCSI_SATA_SIL24 is not set
# CONFIG_SCSI_SATA_SIS is not set
# CONFIG_SCSI_SATA_ULI is not set
# CONFIG_SCSI_SATA_VIA is not set
@@ -411,7 +457,6 @@ CONFIG_SCSI_SATA_VITESSE=y
# CONFIG_SCSI_IPR is not set
# CONFIG_SCSI_QLOGIC_FC is not set
CONFIG_SCSI_QLOGIC_1280=y
-# CONFIG_SCSI_QLOGIC_1280_1040 is not set
CONFIG_SCSI_QLA2XXX=y
# CONFIG_SCSI_QLA21XX is not set
CONFIG_SCSI_QLA22XX=y
@@ -451,6 +496,7 @@ CONFIG_DM_MULTIPATH_EMC=m
CONFIG_FUSION=y
CONFIG_FUSION_SPI=y
CONFIG_FUSION_FC=y
+CONFIG_FUSION_SAS=y
CONFIG_FUSION_MAX_SGE=128
CONFIG_FUSION_CTL=m
@@ -479,6 +525,10 @@ CONFIG_NETDEVICES=y
# CONFIG_ARCNET is not set
#
+# PHY device support
+#
+
+#
# Ethernet (10 or 100Mbit)
#
# CONFIG_NET_ETHERNET is not set
@@ -493,6 +543,7 @@ CONFIG_NETDEVICES=y
# CONFIG_HAMACHI is not set
# CONFIG_YELLOWFIN is not set
# CONFIG_R8169 is not set
+# CONFIG_SIS190 is not set
# CONFIG_SKGE is not set
# CONFIG_SK98LIN is not set
CONFIG_TIGON3=y
@@ -501,10 +552,10 @@ CONFIG_TIGON3=y
#
# Ethernet (10000 Mbit)
#
+CONFIG_CHELSIO_T1=m
# CONFIG_IXGB is not set
CONFIG_S2IO=m
# CONFIG_S2IO_NAPI is not set
-# CONFIG_2BUFF_MODE is not set
#
# Token Ring devices
@@ -583,6 +634,7 @@ CONFIG_HW_CONSOLE=y
CONFIG_SERIAL_NONSTANDARD=y
# CONFIG_ROCKETPORT is not set
# CONFIG_CYCLADES is not set
+# CONFIG_DIGIEPCA is not set
# CONFIG_MOXA_SMARTIO is not set
# CONFIG_ISI is not set
# CONFIG_SYNCLINKMP is not set
@@ -629,7 +681,8 @@ CONFIG_EFI_RTC=y
#
# Ftape, the floppy tape device driver
#
-# CONFIG_AGP is not set
+CONFIG_AGP=y
+CONFIG_AGP_SGI_TIOCA=y
# CONFIG_DRM is not set
CONFIG_RAW_DRIVER=m
# CONFIG_HPET is not set
@@ -641,12 +694,12 @@ CONFIG_MMTIMER=y
# TPM devices
#
# CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
#
# I2C support
#
# CONFIG_I2C is not set
-# CONFIG_I2C_SENSOR is not set
#
# Dallas's 1-wire bus
@@ -657,12 +710,17 @@ CONFIG_MMTIMER=y
# Hardware Monitoring support
#
# CONFIG_HWMON is not set
+# CONFIG_HWMON_VID is not set
#
# Misc devices
#
#
+# Multimedia Capabilities Port drivers
+#
+
+#
# Multimedia devices
#
# CONFIG_VIDEO_DEV is not set
@@ -721,12 +779,15 @@ CONFIG_USB_UHCI_HCD=m
#
# USB Device Class drivers
#
-# CONFIG_USB_BLUETOOTH_TTY is not set
# CONFIG_USB_ACM is not set
# CONFIG_USB_PRINTER is not set
#
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# may also be needed; see USB_STORAGE Help for more information
#
# CONFIG_USB_STORAGE is not set
@@ -751,9 +812,11 @@ CONFIG_USB_HIDINPUT=y
# CONFIG_USB_MTOUCH is not set
# CONFIG_USB_ITMTOUCH is not set
# CONFIG_USB_EGALAX is not set
+# CONFIG_USB_YEALINK is not set
# CONFIG_USB_XPAD is not set
# CONFIG_USB_ATI_REMOTE is not set
# CONFIG_USB_KEYSPAN_REMOTE is not set
+# CONFIG_USB_APPLETOUCH is not set
#
# USB Imaging devices
@@ -824,11 +887,13 @@ CONFIG_USB_MON=y
# InfiniBand support
#
CONFIG_INFINIBAND=m
-CONFIG_INFINIBAND_USER_VERBS=m
+# CONFIG_INFINIBAND_USER_MAD is not set
+CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_INFINIBAND_MTHCA=m
# CONFIG_INFINIBAND_MTHCA_DEBUG is not set
CONFIG_INFINIBAND_IPOIB=m
# CONFIG_INFINIBAND_IPOIB_DEBUG is not set
+CONFIG_INFINIBAND_SRP=m
#
# SN Devices
@@ -858,16 +923,12 @@ CONFIG_REISERFS_FS_POSIX_ACL=y
CONFIG_REISERFS_FS_SECURITY=y
# CONFIG_JFS_FS is not set
CONFIG_FS_POSIX_ACL=y
-
-#
-# XFS support
-#
CONFIG_XFS_FS=y
CONFIG_XFS_EXPORT=y
-CONFIG_XFS_RT=y
CONFIG_XFS_QUOTA=y
# CONFIG_XFS_SECURITY is not set
CONFIG_XFS_POSIX_ACL=y
+CONFIG_XFS_RT=y
# CONFIG_MINIX_FS is not set
# CONFIG_ROMFS_FS is not set
CONFIG_INOTIFY=y
@@ -878,6 +939,7 @@ CONFIG_QUOTACTL=y
CONFIG_DNOTIFY=y
CONFIG_AUTOFS_FS=m
CONFIG_AUTOFS4_FS=m
+CONFIG_FUSE_FS=m
#
# CD-ROM/DVD Filesystems
@@ -904,13 +966,11 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
CONFIG_PROC_FS=y
CONFIG_PROC_KCORE=y
CONFIG_SYSFS=y
-# CONFIG_DEVPTS_FS_XATTR is not set
CONFIG_TMPFS=y
-CONFIG_TMPFS_XATTR=y
-CONFIG_TMPFS_SECURITY=y
CONFIG_HUGETLBFS=y
CONFIG_HUGETLB_PAGE=y
CONFIG_RAMFS=y
+CONFIG_RELAYFS_FS=m
#
# Miscellaneous filesystems
@@ -959,6 +1019,7 @@ CONFIG_CIFS=m
# CONFIG_NCP_FS is not set
# CONFIG_CODA_FS is not set
# CONFIG_AFS_FS is not set
+# CONFIG_9P_FS is not set
#
# Partition Types
@@ -1028,18 +1089,21 @@ CONFIG_NLS_UTF8=y
# Library routines
#
# CONFIG_CRC_CCITT is not set
+CONFIG_CRC16=m
CONFIG_CRC32=y
-# CONFIG_LIBCRC32C is not set
+CONFIG_LIBCRC32C=m
CONFIG_ZLIB_INFLATE=m
CONFIG_ZLIB_DEFLATE=m
CONFIG_GENERIC_ALLOCATOR=y
CONFIG_GENERIC_HARDIRQS=y
CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_GENERIC_PENDING_IRQ=y
#
-# Profiling support
+# Instrumentation Support
#
# CONFIG_PROFILING is not set
+# CONFIG_KPROBES is not set
#
# Kernel hacking
@@ -1048,6 +1112,7 @@ CONFIG_GENERIC_IRQ_PROBE=y
CONFIG_DEBUG_KERNEL=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_LOG_BUF_SHIFT=20
+CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_SCHEDSTATS is not set
# CONFIG_DEBUG_SLAB is not set
CONFIG_DEBUG_PREEMPT=y
@@ -1056,7 +1121,8 @@ CONFIG_DEBUG_PREEMPT=y
# CONFIG_DEBUG_KOBJECT is not set
CONFIG_DEBUG_INFO=y
# CONFIG_DEBUG_FS is not set
-# CONFIG_KPROBES is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_RCU_TORTURE_TEST is not set
CONFIG_IA64_GRANULE_16MB=y
# CONFIG_IA64_GRANULE_64MB is not set
# CONFIG_IA64_PRINT_HAZARDS is not set
@@ -1097,7 +1163,7 @@ CONFIG_CRYPTO_DES=m
# CONFIG_CRYPTO_ANUBIS is not set
CONFIG_CRYPTO_DEFLATE=m
# CONFIG_CRYPTO_MICHAEL_MIC is not set
-# CONFIG_CRYPTO_CRC32C is not set
+CONFIG_CRYPTO_CRC32C=m
# CONFIG_CRYPTO_TEST is not set
#
diff --git a/arch/ia64/configs/tiger_defconfig b/arch/ia64/configs/tiger_defconfig
index 9bc8bcafc905..b1e8f09e9fd5 100644
--- a/arch/ia64/configs/tiger_defconfig
+++ b/arch/ia64/configs/tiger_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.14-rc1
-# Wed Sep 14 15:17:57 2005
+# Linux kernel version: 2.6.15-rc4
+# Fri Dec 2 16:06:32 2005
#
#
@@ -59,17 +59,36 @@ CONFIG_KMOD=y
CONFIG_STOP_MACHINE=y
#
+# Block layer
+#
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+
+#
# Processor type and features
#
CONFIG_IA64=y
CONFIG_64BIT=y
CONFIG_MMU=y
+CONFIG_SWIOTLB=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_TIME_INTERPOLATION=y
CONFIG_EFI=y
CONFIG_GENERIC_IOMAP=y
CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_ZONE_DMA_IS_DMA32=y
# CONFIG_IA64_GENERIC is not set
CONFIG_IA64_DIG=y
# CONFIG_IA64_HP_ZX1 is not set
@@ -82,18 +101,16 @@ CONFIG_MCKINLEY=y
# CONFIG_IA64_PAGE_SIZE_8KB is not set
CONFIG_IA64_PAGE_SIZE_16KB=y
# CONFIG_IA64_PAGE_SIZE_64KB is not set
+CONFIG_PGTABLE_3=y
+# CONFIG_PGTABLE_4 is not set
# CONFIG_HZ_100 is not set
CONFIG_HZ_250=y
# CONFIG_HZ_1000 is not set
CONFIG_HZ=250
CONFIG_IA64_L1_CACHE_SHIFT=7
-# CONFIG_NUMA is not set
-CONFIG_VIRTUAL_MEM_MAP=y
-CONFIG_HOLES_IN_ZONE=y
CONFIG_IA64_CYCLONE=y
CONFIG_IOSAPIC=y
-# CONFIG_IA64_SGI_SN_XP is not set
-CONFIG_FORCE_MAX_ZONEORDER=18
+CONFIG_FORCE_MAX_ZONEORDER=17
CONFIG_SMP=y
CONFIG_NR_CPUS=4
CONFIG_HOTPLUG_CPU=y
@@ -106,7 +123,13 @@ CONFIG_FLATMEM_MANUAL=y
CONFIG_FLATMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
# CONFIG_SPARSEMEM_STATIC is not set
-CONFIG_HAVE_DEC_LOCK=y
+CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_ARCH_SELECT_MEMORY_MODEL=y
+CONFIG_ARCH_DISCONTIGMEM_ENABLE=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
+CONFIG_VIRTUAL_MEM_MAP=y
+CONFIG_HOLES_IN_ZONE=y
CONFIG_IA32_SUPPORT=y
CONFIG_COMPAT=y
CONFIG_IA64_MCA_RECOVERY=y
@@ -118,7 +141,6 @@ CONFIG_IA64_PALINFO=y
#
CONFIG_EFI_VARS=y
CONFIG_EFI_PCDP=y
-# CONFIG_DELL_RBU is not set
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_MISC=m
@@ -126,6 +148,7 @@ CONFIG_BINFMT_MISC=m
# Power management and ACPI
#
CONFIG_PM=y
+CONFIG_PM_LEGACY=y
# CONFIG_PM_DEBUG is not set
#
@@ -226,14 +249,16 @@ CONFIG_TCP_CONG_BIC=y
# CONFIG_NET_DIVERT is not set
# CONFIG_ECONET is not set
# CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
# CONFIG_NET_SCHED is not set
-# CONFIG_NET_CLS_ROUTE is not set
#
# Network testing
#
# CONFIG_NET_PKTGEN is not set
-# CONFIG_NETFILTER_NETLINK is not set
# CONFIG_HAMRADIO is not set
# CONFIG_IRDA is not set
# CONFIG_BT is not set
@@ -295,14 +320,6 @@ CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=4096
CONFIG_BLK_DEV_INITRD=y
# CONFIG_CDROM_PKTCDVD is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
# CONFIG_ATA_OVER_ETH is not set
#
@@ -400,6 +417,7 @@ CONFIG_SCSI_FC_ATTRS=y
#
# SCSI low-level drivers
#
+# CONFIG_ISCSI_TCP is not set
# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
# CONFIG_SCSI_3W_9XXX is not set
# CONFIG_SCSI_ACARD is not set
@@ -409,6 +427,7 @@ CONFIG_SCSI_FC_ATTRS=y
# CONFIG_SCSI_AIC79XX is not set
# CONFIG_MEGARAID_NEWGEN is not set
# CONFIG_MEGARAID_LEGACY is not set
+# CONFIG_MEGARAID_SAS is not set
# CONFIG_SCSI_SATA is not set
# CONFIG_SCSI_DMX3191D is not set
# CONFIG_SCSI_FUTURE_DOMAIN is not set
@@ -424,7 +443,6 @@ CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64
CONFIG_SCSI_QLOGIC_FC=y
# CONFIG_SCSI_QLOGIC_FC_FIRMWARE is not set
CONFIG_SCSI_QLOGIC_1280=y
-# CONFIG_SCSI_QLOGIC_1280_1040 is not set
CONFIG_SCSI_QLA2XXX=y
CONFIG_SCSI_QLA21XX=m
CONFIG_SCSI_QLA22XX=m
@@ -463,6 +481,7 @@ CONFIG_DM_ZERO=m
CONFIG_FUSION=y
CONFIG_FUSION_SPI=y
CONFIG_FUSION_FC=y
+# CONFIG_FUSION_SAS is not set
CONFIG_FUSION_MAX_SGE=128
CONFIG_FUSION_CTL=y
@@ -503,6 +522,7 @@ CONFIG_NET_ETHERNET=y
CONFIG_MII=m
# CONFIG_HAPPYMEAL is not set
# CONFIG_SUNGEM is not set
+# CONFIG_CASSINI is not set
# CONFIG_NET_VENDOR_3COM is not set
#
@@ -727,6 +747,7 @@ CONFIG_MAX_RAW_DEVS=256
# TPM devices
#
# CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
#
# I2C support
@@ -812,12 +833,15 @@ CONFIG_USB_UHCI_HCD=y
#
# USB Device Class drivers
#
-# CONFIG_USB_BLUETOOTH_TTY is not set
# CONFIG_USB_ACM is not set
# CONFIG_USB_PRINTER is not set
#
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# may also be needed; see USB_STORAGE Help for more information
#
CONFIG_USB_STORAGE=m
# CONFIG_USB_STORAGE_DEBUG is not set
@@ -1123,9 +1147,10 @@ CONFIG_GENERIC_IRQ_PROBE=y
CONFIG_GENERIC_PENDING_IRQ=y
#
-# Profiling support
+# Instrumentation Support
#
# CONFIG_PROFILING is not set
+# CONFIG_KPROBES is not set
#
# Kernel hacking
@@ -1142,7 +1167,8 @@ CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_DEBUG_KOBJECT is not set
# CONFIG_DEBUG_INFO is not set
# CONFIG_DEBUG_FS is not set
-# CONFIG_KPROBES is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_RCU_TORTURE_TEST is not set
CONFIG_IA64_GRANULE_16MB=y
# CONFIG_IA64_GRANULE_64MB is not set
# CONFIG_IA64_PRINT_HAZARDS is not set
diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c
index a7280d9f6c16..4e7a6a1ec6c7 100644
--- a/arch/ia64/ia32/binfmt_elf32.c
+++ b/arch/ia64/ia32/binfmt_elf32.c
@@ -261,8 +261,6 @@ elf32_set_personality (void)
{
set_personality(PER_LINUX32);
current->thread.map_base = IA32_PAGE_OFFSET/3;
- current->thread.task_size = IA32_PAGE_OFFSET; /* use what Linux/x86 uses... */
- set_fs(USER_DS); /* set addr limit for new TASK_SIZE */
}
static unsigned long
diff --git a/arch/ia64/ia32/ia32priv.h b/arch/ia64/ia32/ia32priv.h
index e3e9290e3ff2..68ceb4e690c7 100644
--- a/arch/ia64/ia32/ia32priv.h
+++ b/arch/ia64/ia32/ia32priv.h
@@ -305,7 +305,6 @@ struct old_linux32_dirent {
#define ELF_DATA ELFDATA2LSB
#define ELF_ARCH EM_386
-#define IA32_PAGE_OFFSET 0xc0000000
#define IA32_STACK_TOP IA32_PAGE_OFFSET
#define IA32_GATE_OFFSET IA32_PAGE_OFFSET
#define IA32_GATE_END IA32_PAGE_OFFSET + PAGE_SIZE
diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c
index 2895d6e6062f..89a70400c4f6 100644
--- a/arch/ia64/kernel/kprobes.c
+++ b/arch/ia64/kernel/kprobes.c
@@ -630,7 +630,7 @@ static int __kprobes pre_kprobes_handler(struct die_args *args)
*/
save_previous_kprobe(kcb);
set_current_kprobe(p, kcb);
- p->nmissed++;
+ kprobes_inc_nmissed_count(p);
prepare_ss(p, regs);
kcb->kprobe_status = KPROBE_REENTER;
return 1;
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 2e33665d9c18..e9904c74d2ba 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -721,8 +721,13 @@ flush_thread (void)
/* drop floating-point and debug-register state if it exists: */
current->thread.flags &= ~(IA64_THREAD_FPH_VALID | IA64_THREAD_DBG_VALID);
ia64_drop_fpu(current);
- if (IS_IA32_PROCESS(ia64_task_regs(current)))
+#ifdef CONFIG_IA32_SUPPORT
+ if (IS_IA32_PROCESS(ia64_task_regs(current))) {
ia32_drop_partial_page_list(current);
+ current->thread.task_size = IA32_PAGE_OFFSET;
+ set_fs(USER_DS);
+ }
+#endif
}
/*
diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c
index ca68e6e44a72..1461dc660b43 100644
--- a/arch/ia64/kernel/salinfo.c
+++ b/arch/ia64/kernel/salinfo.c
@@ -293,7 +293,7 @@ retry:
if (file->f_flags & O_NONBLOCK)
return -EAGAIN;
if (down_interruptible(&data->sem))
- return -ERESTARTSYS;
+ return -EINTR;
}
n = data->cpu_check;
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 5b7e736f3b49..028a2b95936c 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -249,3 +249,32 @@ time_init (void)
*/
set_normalized_timespec(&wall_to_monotonic, -xtime.tv_sec, -xtime.tv_nsec);
}
+
+#define SMALLUSECS 100
+
+void
+udelay (unsigned long usecs)
+{
+ unsigned long start;
+ unsigned long cycles;
+ unsigned long smallusecs;
+
+ /*
+ * Execute the non-preemptible delay loop (because the ITC might
+ * not be synchronized between CPUS) in relatively short time
+ * chunks, allowing preemption between the chunks.
+ */
+ while (usecs > 0) {
+ smallusecs = (usecs > SMALLUSECS) ? SMALLUSECS : usecs;
+ preempt_disable();
+ cycles = smallusecs*local_cpu_data->cyc_per_usec;
+ start = ia64_get_itc();
+
+ while (ia64_get_itc() - start < cycles)
+ cpu_relax();
+
+ preempt_enable();
+ usecs -= smallusecs;
+ }
+}
+EXPORT_SYMBOL(udelay);
diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c
index c6d40446c2c4..b631cf86ed44 100644
--- a/arch/ia64/kernel/uncached.c
+++ b/arch/ia64/kernel/uncached.c
@@ -53,7 +53,7 @@ static void uncached_ipi_visibility(void *data)
if ((status != PAL_VISIBILITY_OK) &&
(status != PAL_VISIBILITY_OK_REMOTE_NEEDED))
printk(KERN_DEBUG "pal_prefetch_visibility() returns %i on "
- "CPU %i\n", status, get_cpu());
+ "CPU %i\n", status, raw_smp_processor_id());
}
@@ -63,7 +63,7 @@ static void uncached_ipi_mc_drain(void *data)
status = ia64_pal_mc_drain();
if (status)
printk(KERN_WARNING "ia64_pal_mc_drain() failed with %i on "
- "CPU %i\n", status, get_cpu());
+ "CPU %i\n", status, raw_smp_processor_id());
}
@@ -105,7 +105,7 @@ uncached_get_new_chunk(struct gen_pool *poolp)
status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL);
dprintk(KERN_INFO "pal_prefetch_visibility() returns %i on cpu %i\n",
- status, get_cpu());
+ status, raw_smp_processor_id());
if (!status) {
status = smp_call_function(uncached_ipi_visibility, NULL, 0, 1);
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index 30d8564e9603..73af6267d2ef 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -177,6 +177,9 @@ SECTIONS
}
. = ALIGN(PAGE_SIZE); /* make sure the gate page doesn't expose kernel data */
+ .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET)
+ { *(.data.read_mostly) }
+
.data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET)
{ *(.data.cacheline_aligned) }
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 0f776b032d31..c87d6d1d5813 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -50,8 +50,10 @@ static nodemask_t memory_less_mask __initdata;
* To prevent cache aliasing effects, align per-node structures so that they
* start at addresses that are strided by node number.
*/
+#define MAX_NODE_ALIGN_OFFSET (32 * 1024 * 1024)
#define NODEDATA_ALIGN(addr, node) \
- ((((addr) + 1024*1024-1) & ~(1024*1024-1)) + (node)*PERCPU_PAGE_SIZE)
+ ((((addr) + 1024*1024-1) & ~(1024*1024-1)) + \
+ (((node)*PERCPU_PAGE_SIZE) & (MAX_NODE_ALIGN_OFFSET - 1)))
/**
* build_node_maps - callback to setup bootmem structs for each node
diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c
index 05e4ea889981..318087e35b66 100644
--- a/arch/ia64/sn/kernel/io_init.c
+++ b/arch/ia64/sn/kernel/io_init.c
@@ -3,7 +3,7 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (C) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved.
*/
#include <linux/bootmem.h>
@@ -147,6 +147,24 @@ sal_get_pcidev_info(u64 segment, u64 bus_number, u64 devfn, u64 pci_dev,
}
/*
+ * sn_pcidev_info_get() - Retrieve the pcidev_info struct for the specified
+ * device.
+ */
+inline struct pcidev_info *
+sn_pcidev_info_get(struct pci_dev *dev)
+{
+ struct pcidev_info *pcidev;
+
+ list_for_each_entry(pcidev,
+ &(SN_PCI_CONTROLLER(dev)->pcidev_info), pdi_list) {
+ if (pcidev->pdi_linux_pcidev == dev) {
+ return pcidev;
+ }
+ }
+ return NULL;
+}
+
+/*
* sn_fixup_ionodes() - This routine initializes the HUB data strcuture for
* each node in the system.
*/
@@ -229,6 +247,50 @@ static void sn_fixup_ionodes(void)
}
+/*
+ * sn_pci_window_fixup() - Create a pci_window for each device resource.
+ * Until ACPI support is added, we need this code
+ * to setup pci_windows for use by
+ * pcibios_bus_to_resource(),
+ * pcibios_resource_to_bus(), etc.
+ */
+static void
+sn_pci_window_fixup(struct pci_dev *dev, unsigned int count,
+ int64_t * pci_addrs)
+{
+ struct pci_controller *controller = PCI_CONTROLLER(dev->bus);
+ unsigned int i;
+ unsigned int idx;
+ unsigned int new_count;
+ struct pci_window *new_window;
+
+ if (count == 0)
+ return;
+ idx = controller->windows;
+ new_count = controller->windows + count;
+ new_window = kcalloc(new_count, sizeof(struct pci_window), GFP_KERNEL);
+ if (new_window == NULL)
+ BUG();
+ if (controller->window) {
+ memcpy(new_window, controller->window,
+ sizeof(struct pci_window) * controller->windows);
+ kfree(controller->window);
+ }
+
+ /* Setup a pci_window for each device resource. */
+ for (i = 0; i <= PCI_ROM_RESOURCE; i++) {
+ if (pci_addrs[i] == -1)
+ continue;
+
+ new_window[idx].offset = dev->resource[i].start - pci_addrs[i];
+ new_window[idx].resource = dev->resource[i];
+ idx++;
+ }
+
+ controller->windows = new_count;
+ controller->window = new_window;
+}
+
void sn_pci_unfixup_slot(struct pci_dev *dev)
{
struct pci_dev *host_pci_dev = SN_PCIDEV_INFO(dev)->host_pci_dev;
@@ -246,21 +308,23 @@ void sn_pci_unfixup_slot(struct pci_dev *dev)
*/
void sn_pci_fixup_slot(struct pci_dev *dev)
{
+ unsigned int count = 0;
int idx;
int segment = pci_domain_nr(dev->bus);
int status = 0;
struct pcibus_bussoft *bs;
struct pci_bus *host_pci_bus;
struct pci_dev *host_pci_dev;
+ struct pcidev_info *pcidev_info;
+ int64_t pci_addrs[PCI_ROM_RESOURCE + 1];
struct sn_irq_info *sn_irq_info;
unsigned long size;
unsigned int bus_no, devfn;
pci_dev_get(dev); /* for the sysdata pointer */
- dev->sysdata = kmalloc(sizeof(struct pcidev_info), GFP_KERNEL);
- if (SN_PCIDEV_INFO(dev) <= 0)
+ pcidev_info = kzalloc(sizeof(struct pcidev_info), GFP_KERNEL);
+ if (pcidev_info <= 0)
BUG(); /* Cannot afford to run out of memory */
- memset(SN_PCIDEV_INFO(dev), 0, sizeof(struct pcidev_info));
sn_irq_info = kmalloc(sizeof(struct sn_irq_info), GFP_KERNEL);
if (sn_irq_info <= 0)
@@ -270,22 +334,34 @@ void sn_pci_fixup_slot(struct pci_dev *dev)
/* Call to retrieve pci device information needed by kernel. */
status = sal_get_pcidev_info((u64) segment, (u64) dev->bus->number,
dev->devfn,
- (u64) __pa(SN_PCIDEV_INFO(dev)),
+ (u64) __pa(pcidev_info),
(u64) __pa(sn_irq_info));
if (status)
BUG(); /* Cannot get platform pci device information */
+ /* Add pcidev_info to list in sn_pci_controller struct */
+ list_add_tail(&pcidev_info->pdi_list,
+ &(SN_PCI_CONTROLLER(dev->bus)->pcidev_info));
+
/* Copy over PIO Mapped Addresses */
for (idx = 0; idx <= PCI_ROM_RESOURCE; idx++) {
unsigned long start, end, addr;
- if (!SN_PCIDEV_INFO(dev)->pdi_pio_mapped_addr[idx])
+ if (!pcidev_info->pdi_pio_mapped_addr[idx]) {
+ pci_addrs[idx] = -1;
continue;
+ }
start = dev->resource[idx].start;
end = dev->resource[idx].end;
size = end - start;
- addr = SN_PCIDEV_INFO(dev)->pdi_pio_mapped_addr[idx];
+ if (size == 0) {
+ pci_addrs[idx] = -1;
+ continue;
+ }
+ pci_addrs[idx] = start;
+ count++;
+ addr = pcidev_info->pdi_pio_mapped_addr[idx];
addr = ((addr << 4) >> 4) | __IA64_UNCACHED_OFFSET;
dev->resource[idx].start = addr;
dev->resource[idx].end = addr + size;
@@ -294,23 +370,27 @@ void sn_pci_fixup_slot(struct pci_dev *dev)
else
dev->resource[idx].parent = &iomem_resource;
}
+ /* Create a pci_window in the pci_controller struct for
+ * each device resource.
+ */
+ if (count > 0)
+ sn_pci_window_fixup(dev, count, pci_addrs);
/*
* Using the PROMs values for the PCI host bus, get the Linux
* PCI host_pci_dev struct and set up host bus linkages
*/
- bus_no = (SN_PCIDEV_INFO(dev)->pdi_slot_host_handle >> 32) & 0xff;
- devfn = SN_PCIDEV_INFO(dev)->pdi_slot_host_handle & 0xffffffff;
+ bus_no = (pcidev_info->pdi_slot_host_handle >> 32) & 0xff;
+ devfn = pcidev_info->pdi_slot_host_handle & 0xffffffff;
host_pci_bus = pci_find_bus(segment, bus_no);
host_pci_dev = pci_get_slot(host_pci_bus, devfn);
- SN_PCIDEV_INFO(dev)->host_pci_dev = host_pci_dev;
- SN_PCIDEV_INFO(dev)->pdi_host_pcidev_info =
- SN_PCIDEV_INFO(host_pci_dev);
- SN_PCIDEV_INFO(dev)->pdi_linux_pcidev = dev;
+ pcidev_info->host_pci_dev = host_pci_dev;
+ pcidev_info->pdi_linux_pcidev = dev;
+ pcidev_info->pdi_host_pcidev_info = SN_PCIDEV_INFO(host_pci_dev);
bs = SN_PCIBUS_BUSSOFT(dev->bus);
- SN_PCIDEV_INFO(dev)->pdi_pcibus_info = bs;
+ pcidev_info->pdi_pcibus_info = bs;
if (bs && bs->bs_asic_type < PCIIO_ASIC_MAX_TYPES) {
SN_PCIDEV_BUSPROVIDER(dev) = sn_pci_provider[bs->bs_asic_type];
@@ -320,11 +400,11 @@ void sn_pci_fixup_slot(struct pci_dev *dev)
/* Only set up IRQ stuff if this device has a host bus context */
if (bs && sn_irq_info->irq_irq) {
- SN_PCIDEV_INFO(dev)->pdi_sn_irq_info = sn_irq_info;
- dev->irq = SN_PCIDEV_INFO(dev)->pdi_sn_irq_info->irq_irq;
+ pcidev_info->pdi_sn_irq_info = sn_irq_info;
+ dev->irq = pcidev_info->pdi_sn_irq_info->irq_irq;
sn_irq_fixup(dev, sn_irq_info);
} else {
- SN_PCIDEV_INFO(dev)->pdi_sn_irq_info = NULL;
+ pcidev_info->pdi_sn_irq_info = NULL;
kfree(sn_irq_info);
}
}
@@ -338,6 +418,7 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
int status = 0;
int nasid, cnode;
struct pci_controller *controller;
+ struct sn_pci_controller *sn_controller;
struct pcibus_bussoft *prom_bussoft_ptr;
struct hubdev_info *hubdev_info;
void *provider_soft = NULL;
@@ -349,10 +430,15 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
return; /*bus # does not exist */
prom_bussoft_ptr = __va(prom_bussoft_ptr);
- controller = kzalloc(sizeof(struct pci_controller), GFP_KERNEL);
+ /* Allocate a sn_pci_controller, which has a pci_controller struct
+ * as the first member.
+ */
+ sn_controller = kzalloc(sizeof(struct sn_pci_controller), GFP_KERNEL);
+ if (!sn_controller)
+ BUG();
+ INIT_LIST_HEAD(&sn_controller->pcidev_info);
+ controller = &sn_controller->pci_controller;
controller->segment = segment;
- if (!controller)
- BUG();
if (bus == NULL) {
bus = pci_scan_bus(busnum, &pci_root_ops, controller);
@@ -390,6 +476,29 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
}
/*
+ * Setup pci_windows for legacy IO and MEM space.
+ * (Temporary until ACPI support is in place.)
+ */
+ controller->window = kcalloc(2, sizeof(struct pci_window), GFP_KERNEL);
+ if (controller->window == NULL)
+ BUG();
+ controller->window[0].offset = prom_bussoft_ptr->bs_legacy_io;
+ controller->window[0].resource.name = "legacy_io";
+ controller->window[0].resource.flags = IORESOURCE_IO;
+ controller->window[0].resource.start = prom_bussoft_ptr->bs_legacy_io;
+ controller->window[0].resource.end =
+ controller->window[0].resource.start + 0xffff;
+ controller->window[0].resource.parent = &ioport_resource;
+ controller->window[1].offset = prom_bussoft_ptr->bs_legacy_mem;
+ controller->window[1].resource.name = "legacy_mem";
+ controller->window[1].resource.flags = IORESOURCE_MEM;
+ controller->window[1].resource.start = prom_bussoft_ptr->bs_legacy_mem;
+ controller->window[1].resource.end =
+ controller->window[1].resource.start + (1024 * 1024) - 1;
+ controller->window[1].resource.parent = &iomem_resource;
+ controller->windows = 2;
+
+ /*
* Generic bus fixup goes here. Don't reference prom_bussoft_ptr
* after this point.
*/
@@ -421,7 +530,7 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
error_return:
- kfree(controller);
+ kfree(sn_controller);
return;
}
@@ -434,7 +543,7 @@ void sn_bus_store_sysdata(struct pci_dev *dev)
dev_dbg(dev, "%s: out of memory!\n", __FUNCTION__);
return;
}
- element->sysdata = dev->sysdata;
+ element->sysdata = SN_PCIDEV_INFO(dev);
list_add(&element->entry, &sn_sysdata_list);
}
diff --git a/arch/ia64/sn/kernel/sn2/ptc_deadlock.S b/arch/ia64/sn/kernel/sn2/ptc_deadlock.S
index 3fa95065a446..bebbcc4f8dd4 100644
--- a/arch/ia64/sn/kernel/sn2/ptc_deadlock.S
+++ b/arch/ia64/sn/kernel/sn2/ptc_deadlock.S
@@ -39,9 +39,13 @@ sn2_ptc_deadlock_recovery_core:
mov r8=r0
1:
+ cmp.ne p8,p9=r0,ptc1 // Test for shub type (ptc1 non-null on shub1)
+ // p8 = 1 if shub1, p9 = 1 if shub2
+
add scr2=ALIAS_OFFSET,piowc // Address of WRITE_STATUS alias register
- ;;
- ld8.acq scr1=[scr2];;
+ mov scr1=7;; // Clear DEADLOCK, WRITE_ERROR, MULTI_WRITE_ERROR
+(p8) st8.rel [scr2]=scr1;;
+(p9) ld8.acq scr1=[scr2];;
5: ld8.acq scr1=[piowc];; // Wait for PIOs to complete.
hint @pause
diff --git a/arch/ia64/sn/kernel/sn2/sn2_smp.c b/arch/ia64/sn/kernel/sn2/sn2_smp.c
index 5d54f5f4e926..471bbaa65d1b 100644
--- a/arch/ia64/sn/kernel/sn2/sn2_smp.c
+++ b/arch/ia64/sn/kernel/sn2/sn2_smp.c
@@ -202,7 +202,7 @@ sn2_global_tlb_purge(struct mm_struct *mm, unsigned long start,
unsigned long end, unsigned long nbits)
{
int i, opt, shub1, cnode, mynasid, cpu, lcpu = 0, nasid, flushed = 0;
- int mymm = (mm == current->active_mm);
+ int mymm = (mm == current->active_mm && current->mm);
volatile unsigned long *ptc0, *ptc1;
unsigned long itc, itc2, flags, data0 = 0, data1 = 0, rr_value;
short nasids[MAX_NUMNODES], nix;
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_reg.c b/arch/ia64/sn/pci/pcibr/pcibr_reg.c
index 5d534091262c..79fdb91d7259 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_reg.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_reg.c
@@ -25,7 +25,7 @@ union br_ptr {
*/
void pcireg_control_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -38,14 +38,14 @@ void pcireg_control_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
default:
panic
("pcireg_control_bit_clr: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
}
void pcireg_control_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -58,7 +58,7 @@ void pcireg_control_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
default:
panic
("pcireg_control_bit_set: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
}
@@ -68,7 +68,7 @@ void pcireg_control_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
*/
uint64_t pcireg_tflush_get(struct pcibus_info *pcibus_info)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
uint64_t ret = 0;
if (pcibus_info) {
@@ -82,7 +82,7 @@ uint64_t pcireg_tflush_get(struct pcibus_info *pcibus_info)
default:
panic
("pcireg_tflush_get: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
@@ -98,7 +98,7 @@ uint64_t pcireg_tflush_get(struct pcibus_info *pcibus_info)
*/
uint64_t pcireg_intr_status_get(struct pcibus_info * pcibus_info)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
uint64_t ret = 0;
if (pcibus_info) {
@@ -112,7 +112,7 @@ uint64_t pcireg_intr_status_get(struct pcibus_info * pcibus_info)
default:
panic
("pcireg_intr_status_get: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
return ret;
@@ -123,7 +123,7 @@ uint64_t pcireg_intr_status_get(struct pcibus_info * pcibus_info)
*/
void pcireg_intr_enable_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -136,14 +136,14 @@ void pcireg_intr_enable_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
default:
panic
("pcireg_intr_enable_bit_clr: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
}
void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -156,7 +156,7 @@ void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
default:
panic
("pcireg_intr_enable_bit_set: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
}
@@ -167,7 +167,7 @@ void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n,
uint64_t addr)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -186,7 +186,7 @@ void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n,
default:
panic
("pcireg_intr_addr_addr_get: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
}
@@ -196,7 +196,7 @@ void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n,
*/
void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -209,7 +209,7 @@ void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n)
default:
panic
("pcireg_force_intr_set: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
}
@@ -219,7 +219,7 @@ void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n)
*/
uint64_t pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
uint64_t ret = 0;
if (pcibus_info) {
@@ -233,7 +233,7 @@ uint64_t pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device)
__sn_readq_relaxed(&ptr->pic.p_wr_req_buf[device]);
break;
default:
- panic("pcireg_wrb_flush_get: unknown bridgetype bridge 0x%p", (void *)ptr);
+ panic("pcireg_wrb_flush_get: unknown bridgetype bridge 0x%p", ptr);
}
}
@@ -244,7 +244,7 @@ uint64_t pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device)
void pcireg_int_ate_set(struct pcibus_info *pcibus_info, int ate_index,
uint64_t val)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -257,15 +257,15 @@ void pcireg_int_ate_set(struct pcibus_info *pcibus_info, int ate_index,
default:
panic
("pcireg_int_ate_set: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
}
-uint64_t *pcireg_int_ate_addr(struct pcibus_info *pcibus_info, int ate_index)
+uint64_t __iomem *pcireg_int_ate_addr(struct pcibus_info *pcibus_info, int ate_index)
{
- union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base;
- uint64_t *ret = (uint64_t *) 0;
+ union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
+ uint64_t __iomem *ret = NULL;
if (pcibus_info) {
switch (pcibus_info->pbi_bridge_type) {
@@ -278,7 +278,7 @@ uint64_t *pcireg_int_ate_addr(struct pcibus_info *pcibus_info, int ate_index)
default:
panic
("pcireg_int_ate_addr: unknown bridgetype bridge 0x%p",
- (void *)ptr);
+ ptr);
}
}
return ret;
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index 46b646a6d345..27aa1842dacc 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -38,10 +38,10 @@ tioca_gart_init(struct tioca_kernel *tioca_kern)
uint64_t offset;
struct page *tmp;
struct tioca_common *tioca_common;
- struct tioca *ca_base;
+ struct tioca __iomem *ca_base;
tioca_common = tioca_kern->ca_common;
- ca_base = (struct tioca *)tioca_common->ca_common.bs_base;
+ ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base;
if (list_empty(tioca_kern->ca_devices))
return 0;
@@ -215,7 +215,7 @@ tioca_fastwrite_enable(struct tioca_kernel *tioca_kern)
{
int cap_ptr;
uint32_t reg;
- struct tioca *tioca_base;
+ struct tioca __iomem *tioca_base;
struct pci_dev *pdev;
struct tioca_common *common;
@@ -257,7 +257,7 @@ tioca_fastwrite_enable(struct tioca_kernel *tioca_kern)
* Set ca's fw to match
*/
- tioca_base = (struct tioca *)common->ca_common.bs_base;
+ tioca_base = (struct tioca __iomem*)common->ca_common.bs_base;
__sn_setq_relaxed(&tioca_base->ca_control1, CA_AGP_FW_ENABLE);
}
@@ -322,7 +322,7 @@ static uint64_t
tioca_dma_d48(struct pci_dev *pdev, uint64_t paddr)
{
struct tioca_common *tioca_common;
- struct tioca *ca_base;
+ struct tioca __iomem *ca_base;
uint64_t ct_addr;
dma_addr_t bus_addr;
uint32_t node_upper;
@@ -330,7 +330,7 @@ tioca_dma_d48(struct pci_dev *pdev, uint64_t paddr)
struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev);
tioca_common = (struct tioca_common *)pcidev_info->pdi_pcibus_info;
- ca_base = (struct tioca *)tioca_common->ca_common.bs_base;
+ ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base;
ct_addr = PHYS_TO_TIODMA(paddr);
if (!ct_addr)
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 330cf84d21fe..60353f5acc48 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -420,7 +420,7 @@ asmlinkage ssize_t sys32_pread(unsigned int fd, char * buf,
goto out;
pos = merge_64(a4, a5);
ret = rw_verify_area(READ, file, &pos, count);
- if (ret)
+ if (ret < 0)
goto out;
ret = -EINVAL;
if (!file->f_op || !(read = file->f_op->read))
@@ -455,7 +455,7 @@ asmlinkage ssize_t sys32_pwrite(unsigned int fd, const char * buf,
goto out;
pos = merge_64(a4, a5);
ret = rw_verify_area(WRITE, file, &pos, count);
- if (ret)
+ if (ret < 0)
goto out;
ret = -EINVAL;
if (!file->f_op || !(write = file->f_op->write))
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 3a49036e0ae8..4ee91c9a556f 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -67,8 +67,8 @@ unsigned long setup_zero_pages(void)
page = virt_to_page(empty_zero_page);
while (page < virt_to_page(empty_zero_page + (PAGE_SIZE << order))) {
- set_bit(PG_reserved, &page->flags);
- reset_page_mapcount(page);
+ SetPageReserved(page);
+ set_page_count(page, 1);
page++;
}
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index bb2efdd566a9..db93dbc0e21a 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -227,7 +227,7 @@ config SMP
If you don't know what to do here, say N.
config NR_CPUS
- int "Maximum number of CPUs (2-32)"
+ int "Maximum number of CPUs (2-128)"
range 2 128
depends on SMP
default "32" if PPC64
diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig
index 4b433411b9e3..b657f7e44762 100644
--- a/arch/powerpc/configs/cell_defconfig
+++ b/arch/powerpc/configs/cell_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.15-rc1
-# Tue Nov 15 14:36:20 2005
+# Linux kernel version: 2.6.15-rc5
+# Tue Dec 20 15:59:26 2005
#
CONFIG_PPC64=y
CONFIG_64BIT=y
@@ -53,6 +53,7 @@ CONFIG_KOBJECT_UEVENT=y
# CONFIG_IKCONFIG is not set
# CONFIG_CPUSETS is not set
CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
@@ -151,7 +152,7 @@ CONFIG_FLATMEM_MANUAL=y
CONFIG_FLATMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
# CONFIG_SPARSEMEM_STATIC is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
+CONFIG_SPLIT_PTLOCK_CPUS=4
# CONFIG_PPC_64K_PAGES is not set
CONFIG_SCHED_SMT=y
CONFIG_PROC_DEVICETREE=y
diff --git a/arch/powerpc/configs/g5_defconfig b/arch/powerpc/configs/g5_defconfig
index e7c23e3902b8..3c22ccb18519 100644
--- a/arch/powerpc/configs/g5_defconfig
+++ b/arch/powerpc/configs/g5_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.15-rc1
-# Tue Nov 15 14:39:20 2005
+# Linux kernel version: 2.6.15-rc5
+# Tue Dec 20 15:59:30 2005
#
CONFIG_PPC64=y
CONFIG_64BIT=y
@@ -53,6 +53,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
# CONFIG_CPUSETS is not set
CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
@@ -162,7 +163,7 @@ CONFIG_FLATMEM_MANUAL=y
CONFIG_FLATMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
# CONFIG_SPARSEMEM_STATIC is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
+CONFIG_SPLIT_PTLOCK_CPUS=4
# CONFIG_PPC_64K_PAGES is not set
# CONFIG_SCHED_SMT is not set
CONFIG_PROC_DEVICETREE=y
@@ -1203,6 +1204,7 @@ CONFIG_USB_MON=y
CONFIG_USB_SERIAL=m
CONFIG_USB_SERIAL_GENERIC=y
# CONFIG_USB_SERIAL_AIRPRIME is not set
+# CONFIG_USB_SERIAL_ANYDATA is not set
CONFIG_USB_SERIAL_BELKIN=m
CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m
# CONFIG_USB_SERIAL_CP2101 is not set
@@ -1233,7 +1235,6 @@ CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
CONFIG_USB_SERIAL_KLSI=m
CONFIG_USB_SERIAL_KOBIL_SCT=m
CONFIG_USB_SERIAL_MCT_U232=m
-# CONFIG_USB_SERIAL_NOKIA_DKU2 is not set
CONFIG_USB_SERIAL_PL2303=m
# CONFIG_USB_SERIAL_HP4X is not set
CONFIG_USB_SERIAL_SAFE=m
diff --git a/arch/powerpc/configs/iseries_defconfig b/arch/powerpc/configs/iseries_defconfig
index 5d0866707a75..751a622fb7a7 100644
--- a/arch/powerpc/configs/iseries_defconfig
+++ b/arch/powerpc/configs/iseries_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.15-rc1
-# Tue Nov 15 14:38:09 2005
+# Linux kernel version: 2.6.15-rc5
+# Tue Dec 20 15:59:32 2005
#
CONFIG_PPC64=y
CONFIG_64BIT=y
@@ -55,6 +55,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
# CONFIG_CPUSETS is not set
CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
@@ -144,7 +145,7 @@ CONFIG_FLATMEM_MANUAL=y
CONFIG_FLATMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
# CONFIG_SPARSEMEM_STATIC is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
+CONFIG_SPLIT_PTLOCK_CPUS=4
# CONFIG_PPC_64K_PAGES is not set
# CONFIG_SCHED_SMT is not set
CONFIG_PROC_DEVICETREE=y
diff --git a/arch/powerpc/configs/maple_defconfig b/arch/powerpc/configs/maple_defconfig
index 92e42613ef06..07b6d3d23360 100644
--- a/arch/powerpc/configs/maple_defconfig
+++ b/arch/powerpc/configs/maple_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.15-rc1
-# Tue Nov 15 14:38:58 2005
+# Linux kernel version: 2.6.15-rc5
+# Tue Dec 20 15:59:36 2005
#
CONFIG_PPC64=y
CONFIG_64BIT=y
@@ -53,6 +53,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
# CONFIG_CPUSETS is not set
CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
CONFIG_KALLSYMS_ALL=y
@@ -149,7 +150,7 @@ CONFIG_FLATMEM_MANUAL=y
CONFIG_FLATMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
# CONFIG_SPARSEMEM_STATIC is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
+CONFIG_SPLIT_PTLOCK_CPUS=4
# CONFIG_PPC_64K_PAGES is not set
# CONFIG_SCHED_SMT is not set
CONFIG_PROC_DEVICETREE=y
@@ -242,7 +243,6 @@ CONFIG_TCP_CONG_BIC=y
# QoS and/or fair queueing
#
# CONFIG_NET_SCHED is not set
-# CONFIG_NET_CLS_ROUTE is not set
#
# Network testing
@@ -794,6 +794,7 @@ CONFIG_USB_SERIAL=y
# CONFIG_USB_SERIAL_CONSOLE is not set
CONFIG_USB_SERIAL_GENERIC=y
# CONFIG_USB_SERIAL_AIRPRIME is not set
+# CONFIG_USB_SERIAL_ANYDATA is not set
# CONFIG_USB_SERIAL_BELKIN is not set
# CONFIG_USB_SERIAL_DIGI_ACCELEPORT is not set
# CONFIG_USB_SERIAL_CP2101 is not set
@@ -824,7 +825,6 @@ CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
# CONFIG_USB_SERIAL_KLSI is not set
# CONFIG_USB_SERIAL_KOBIL_SCT is not set
# CONFIG_USB_SERIAL_MCT_U232 is not set
-# CONFIG_USB_SERIAL_NOKIA_DKU2 is not set
# CONFIG_USB_SERIAL_PL2303 is not set
# CONFIG_USB_SERIAL_HP4X is not set
# CONFIG_USB_SERIAL_SAFE is not set
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index b5ba3bbd96fb..509399eab6f5 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.15-rc1
-# Fri Nov 18 16:23:24 2005
+# Linux kernel version: 2.6.15-rc5
+# Tue Dec 20 15:59:38 2005
#
CONFIG_PPC64=y
CONFIG_64BIT=y
@@ -54,6 +54,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_CPUSETS=y
CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
CONFIG_KALLSYMS_ALL=y
@@ -176,7 +177,7 @@ CONFIG_HAVE_MEMORY_PRESENT=y
# CONFIG_SPARSEMEM_STATIC is not set
CONFIG_SPARSEMEM_EXTREME=y
# CONFIG_MEMORY_HOTPLUG is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
+CONFIG_SPLIT_PTLOCK_CPUS=4
# CONFIG_PPC_64K_PAGES is not set
# CONFIG_SCHED_SMT is not set
CONFIG_PROC_DEVICETREE=y
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index b589b196eb3f..a50ce0fa9243 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.15-rc1
-# Tue Nov 15 14:36:55 2005
+# Linux kernel version: 2.6.15-rc5
+# Tue Dec 20 15:59:40 2005
#
CONFIG_PPC64=y
CONFIG_64BIT=y
@@ -55,6 +55,7 @@ CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_CPUSETS=y
CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
CONFIG_KALLSYMS_ALL=y
@@ -163,7 +164,7 @@ CONFIG_HAVE_MEMORY_PRESENT=y
# CONFIG_SPARSEMEM_STATIC is not set
CONFIG_SPARSEMEM_EXTREME=y
# CONFIG_MEMORY_HOTPLUG is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
+CONFIG_SPLIT_PTLOCK_CPUS=4
CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
# CONFIG_PPC_64K_PAGES is not set
CONFIG_SCHED_SMT=y
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 2d22bf03484e..bce33a38399f 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -183,8 +183,8 @@ syscall_exit_trace_cont:
ld r13,GPR13(r1) /* returning to usermode */
1: ld r2,GPR2(r1)
li r12,MSR_RI
- andc r10,r10,r12
- mtmsrd r10,1 /* clear MSR.RI */
+ andc r11,r10,r12
+ mtmsrd r11,1 /* clear MSR.RI */
ld r1,GPR1(r1)
mtlr r4
mtcr r5
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index 511af54e6230..5368f9c2e6bf 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -177,7 +177,7 @@ static inline int kprobe_handler(struct pt_regs *regs)
save_previous_kprobe(kcb);
set_current_kprobe(p, regs, kcb);
kcb->kprobe_saved_msr = regs->msr;
- p->nmissed++;
+ kprobes_inc_nmissed_count(p);
prepare_singlestep(p, regs);
kcb->kprobe_status = KPROBE_REENTER;
return 1;
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 608fee7c7e20..e3fb78397dc6 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -102,7 +102,15 @@ int boot_cpuid_phys = 0;
dev_t boot_dev;
u64 ppc64_pft_size;
-struct ppc64_caches ppc64_caches;
+/* Pick defaults since we might want to patch instructions
+ * before we've read this from the device tree.
+ */
+struct ppc64_caches ppc64_caches = {
+ .dline_size = 0x80,
+ .log_dline_size = 7,
+ .iline_size = 0x80,
+ .log_iline_size = 7
+};
EXPORT_SYMBOL_GPL(ppc64_caches);
/*
diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c
index f72ced11212d..91b93d917b64 100644
--- a/arch/powerpc/kernel/syscalls.c
+++ b/arch/powerpc/kernel/syscalls.c
@@ -247,7 +247,7 @@ long ppc64_personality(unsigned long personality)
#define OVERRIDE_MACHINE 0
#endif
-static inline int override_machine(char *mach)
+static inline int override_machine(char __user *mach)
{
if (OVERRIDE_MACHINE) {
/* change ppc64 to ppc */
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 706e8a63ced9..a606504678bd 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -514,7 +514,7 @@ void __init htab_initialize(void)
#undef KB
#undef MB
-void __init htab_initialize_secondary(void)
+void htab_initialize_secondary(void)
{
if (!platform_is_lpar())
mtspr(SPRN_SDR1, _SDR1);
@@ -601,7 +601,7 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap)
/* Handle hugepage regions */
if (unlikely(in_hugepage_area(mm->context, ea))) {
DBG_LOW(" -> huge page !\n");
- return hash_huge_page(mm, access, ea, vsid, local);
+ return hash_huge_page(mm, access, ea, vsid, local, trap);
}
/* Get PTE and page size from page tables */
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index 6bc9dbad7dea..54131b877da3 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -148,43 +148,63 @@ int is_aligned_hugepage_range(unsigned long addr, unsigned long len)
return 0;
}
+struct slb_flush_info {
+ struct mm_struct *mm;
+ u16 newareas;
+};
+
static void flush_low_segments(void *parm)
{
- u16 areas = (unsigned long) parm;
+ struct slb_flush_info *fi = parm;
unsigned long i;
- asm volatile("isync" : : : "memory");
+ BUILD_BUG_ON((sizeof(fi->newareas)*8) != NUM_LOW_AREAS);
+
+ if (current->active_mm != fi->mm)
+ return;
+
+ /* Only need to do anything if this CPU is working in the same
+ * mm as the one which has changed */
- BUILD_BUG_ON((sizeof(areas)*8) != NUM_LOW_AREAS);
+ /* update the paca copy of the context struct */
+ get_paca()->context = current->active_mm->context;
+ asm volatile("isync" : : : "memory");
for (i = 0; i < NUM_LOW_AREAS; i++) {
- if (! (areas & (1U << i)))
+ if (! (fi->newareas & (1U << i)))
continue;
asm volatile("slbie %0"
: : "r" ((i << SID_SHIFT) | SLBIE_C));
}
-
asm volatile("isync" : : : "memory");
}
static void flush_high_segments(void *parm)
{
- u16 areas = (unsigned long) parm;
+ struct slb_flush_info *fi = parm;
unsigned long i, j;
- asm volatile("isync" : : : "memory");
- BUILD_BUG_ON((sizeof(areas)*8) != NUM_HIGH_AREAS);
+ BUILD_BUG_ON((sizeof(fi->newareas)*8) != NUM_HIGH_AREAS);
+ if (current->active_mm != fi->mm)
+ return;
+
+ /* Only need to do anything if this CPU is working in the same
+ * mm as the one which has changed */
+
+ /* update the paca copy of the context struct */
+ get_paca()->context = current->active_mm->context;
+
+ asm volatile("isync" : : : "memory");
for (i = 0; i < NUM_HIGH_AREAS; i++) {
- if (! (areas & (1U << i)))
+ if (! (fi->newareas & (1U << i)))
continue;
for (j = 0; j < (1UL << (HTLB_AREA_SHIFT-SID_SHIFT)); j++)
asm volatile("slbie %0"
:: "r" (((i << HTLB_AREA_SHIFT)
- + (j << SID_SHIFT)) | SLBIE_C));
+ + (j << SID_SHIFT)) | SLBIE_C));
}
-
asm volatile("isync" : : : "memory");
}
@@ -229,6 +249,7 @@ static int prepare_high_area_for_htlb(struct mm_struct *mm, unsigned long area)
static int open_low_hpage_areas(struct mm_struct *mm, u16 newareas)
{
unsigned long i;
+ struct slb_flush_info fi;
BUILD_BUG_ON((sizeof(newareas)*8) != NUM_LOW_AREAS);
BUILD_BUG_ON((sizeof(mm->context.low_htlb_areas)*8) != NUM_LOW_AREAS);
@@ -244,19 +265,20 @@ static int open_low_hpage_areas(struct mm_struct *mm, u16 newareas)
mm->context.low_htlb_areas |= newareas;
- /* update the paca copy of the context struct */
- get_paca()->context = mm->context;
-
/* the context change must make it to memory before the flush,
* so that further SLB misses do the right thing. */
mb();
- on_each_cpu(flush_low_segments, (void *)(unsigned long)newareas, 0, 1);
+
+ fi.mm = mm;
+ fi.newareas = newareas;
+ on_each_cpu(flush_low_segments, &fi, 0, 1);
return 0;
}
static int open_high_hpage_areas(struct mm_struct *mm, u16 newareas)
{
+ struct slb_flush_info fi;
unsigned long i;
BUILD_BUG_ON((sizeof(newareas)*8) != NUM_HIGH_AREAS);
@@ -280,7 +302,10 @@ static int open_high_hpage_areas(struct mm_struct *mm, u16 newareas)
/* the context change must make it to memory before the flush,
* so that further SLB misses do the right thing. */
mb();
- on_each_cpu(flush_high_segments, (void *)(unsigned long)newareas, 0, 1);
+
+ fi.mm = mm;
+ fi.newareas = newareas;
+ on_each_cpu(flush_high_segments, &fi, 0, 1);
return 0;
}
@@ -639,8 +664,36 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
return -ENOMEM;
}
+/*
+ * Called by asm hashtable.S for doing lazy icache flush
+ */
+static unsigned int hash_huge_page_do_lazy_icache(unsigned long rflags,
+ pte_t pte, int trap)
+{
+ struct page *page;
+ int i;
+
+ if (!pfn_valid(pte_pfn(pte)))
+ return rflags;
+
+ page = pte_page(pte);
+
+ /* page is dirty */
+ if (!test_bit(PG_arch_1, &page->flags) && !PageReserved(page)) {
+ if (trap == 0x400) {
+ for (i = 0; i < (HPAGE_SIZE / PAGE_SIZE); i++)
+ __flush_dcache_icache(page_address(page+i));
+ set_bit(PG_arch_1, &page->flags);
+ } else {
+ rflags |= HPTE_R_N;
+ }
+ }
+ return rflags;
+}
+
int hash_huge_page(struct mm_struct *mm, unsigned long access,
- unsigned long ea, unsigned long vsid, int local)
+ unsigned long ea, unsigned long vsid, int local,
+ unsigned long trap)
{
pte_t *ptep;
unsigned long old_pte, new_pte;
@@ -691,6 +744,11 @@ int hash_huge_page(struct mm_struct *mm, unsigned long access,
rflags = 0x2 | (!(new_pte & _PAGE_RW));
/* _PAGE_EXEC -> HW_NO_EXEC since it's inverted */
rflags |= ((new_pte & _PAGE_EXEC) ? 0 : HPTE_R_N);
+ if (!cpu_has_feature(CPU_FTR_COHERENT_ICACHE))
+ /* No CPU has hugepages but lacks no execute, so we
+ * don't need to worry about that case */
+ rflags = hash_huge_page_do_lazy_icache(rflags, __pte(old_pte),
+ trap);
/* Check if pte already has an hpte (case 2) */
if (unlikely(old_pte & _PAGE_HASHPTE)) {
@@ -703,7 +761,8 @@ int hash_huge_page(struct mm_struct *mm, unsigned long access,
slot = (hash & htab_hash_mask) * HPTES_PER_GROUP;
slot += (old_pte & _PAGE_F_GIX) >> 12;
- if (ppc_md.hpte_updatepp(slot, rflags, va, 1, local) == -1)
+ if (ppc_md.hpte_updatepp(slot, rflags, va, mmu_huge_psize,
+ local) == -1)
old_pte &= ~_PAGE_HPTEFLAGS;
}
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index f72cf87364cb..ba7a3055a9fc 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -125,7 +125,7 @@ void __init get_region(unsigned int nid, unsigned long *start_pfn,
/* We didnt find a matching region, return start/end as 0 */
if (*start_pfn == -1UL)
- start_pfn = 0;
+ *start_pfn = 0;
}
static inline void map_cpu_to_node(int cpu, int node)
diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c
index cfbb4e1f966b..51e7951414e5 100644
--- a/arch/powerpc/mm/stab.c
+++ b/arch/powerpc/mm/stab.c
@@ -288,11 +288,6 @@ void stab_initialize(unsigned long stab)
return;
}
#endif /* CONFIG_PPC_ISERIES */
-#ifdef CONFIG_PPC_PSERIES
- if (platform_is_lpar()) {
- plpar_hcall_norets(H_SET_ASR, stabreal);
- return;
- }
-#endif
+
mtspr(SPRN_ASR, stabreal);
}
diff --git a/arch/powerpc/platforms/powermac/feature.c b/arch/powerpc/platforms/powermac/feature.c
index 0d7fa00fcb00..f6e22da2a5da 100644
--- a/arch/powerpc/platforms/powermac/feature.c
+++ b/arch/powerpc/platforms/powermac/feature.c
@@ -1650,11 +1650,19 @@ void pmac_tweak_clock_spreading(int enable)
*/
if (macio->type == macio_intrepid) {
- if (enable)
- UN_OUT(UNI_N_CLOCK_SPREADING, 2);
- else
- UN_OUT(UNI_N_CLOCK_SPREADING, 0);
- mdelay(40);
+ struct device_node *clock =
+ of_find_node_by_path("/uni-n@f8000000/hw-clock");
+ if (clock && get_property(clock, "platform-do-clockspreading",
+ NULL)) {
+ printk(KERN_INFO "%sabling clock spreading on Intrepid"
+ " ASIC\n", enable ? "En" : "Dis");
+ if (enable)
+ UN_OUT(UNI_N_CLOCK_SPREADING, 2);
+ else
+ UN_OUT(UNI_N_CLOCK_SPREADING, 0);
+ mdelay(40);
+ }
+ of_node_put(clock);
}
while (machine_is_compatible("PowerBook5,2") ||
@@ -1724,6 +1732,9 @@ void pmac_tweak_clock_spreading(int enable)
pmac_low_i2c_close(ui2c);
break;
}
+ printk(KERN_INFO "%sabling clock spreading on i2c clock chip\n",
+ enable ? "En" : "Dis");
+
pmac_low_i2c_setmode(ui2c, pmac_low_i2c_mode_stdsub);
rc = pmac_low_i2c_xfer(ui2c, 0xd2 | pmac_low_i2c_write, 0x80, buffer, 9);
DBG("write result: %d,", rc);
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index c78f2b290a73..2043659ea7b1 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -109,6 +109,9 @@ static void tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum,
u64 rc;
union tce_entry tce;
+ tcenum <<= TCE_PAGE_FACTOR;
+ npages <<= TCE_PAGE_FACTOR;
+
tce.te_word = 0;
tce.te_rpn = (virt_to_abs(uaddr)) >> TCE_SHIFT;
tce.te_rdwr = 1;
@@ -143,10 +146,7 @@ static void tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
union tce_entry tce, *tcep;
long l, limit;
- tcenum <<= TCE_PAGE_FACTOR;
- npages <<= TCE_PAGE_FACTOR;
-
- if (npages == 1)
+ if (TCE_PAGE_FACTOR == 0 && npages == 1)
return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
direction);
@@ -164,6 +164,9 @@ static void tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
__get_cpu_var(tce_page) = tcep;
}
+ tcenum <<= TCE_PAGE_FACTOR;
+ npages <<= TCE_PAGE_FACTOR;
+
tce.te_word = 0;
tce.te_rpn = (virt_to_abs(uaddr)) >> TCE_SHIFT;
tce.te_rdwr = 1;
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index a50e5f3f396d..cf1bc11b3346 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -298,18 +298,6 @@ long pSeries_lpar_hpte_insert(unsigned long hpte_group,
if (!(vflags & HPTE_V_BOLTED))
DBG_LOW(" hpte_v=%016lx, hpte_r=%016lx\n", hpte_v, hpte_r);
-#if 1
- {
- int i;
- for (i=0;i<8;i++) {
- unsigned long w0, w1;
- plpar_pte_read(0, hpte_group, &w0, &w1);
- BUG_ON (HPTE_V_COMPARE(hpte_v, w0)
- && (w0 & HPTE_V_VALID));
- }
- }
-#endif
-
/* Now fill in the actual HPTE */
/* Set CEC cookie to 0 */
/* Zero page = 0 */
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 72ac18067ece..0377decc0719 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -48,11 +48,6 @@ static struct hw_interrupt_type xics_pic = {
.set_affinity = xics_set_affinity
};
-static struct hw_interrupt_type xics_8259_pic = {
- .typename = " XICS/8259",
- .ack = xics_mask_and_ack_irq,
-};
-
/* This is used to map real irq numbers to virtual */
static struct radix_tree_root irq_map = RADIX_TREE_INIT(GFP_ATOMIC);
@@ -367,12 +362,7 @@ int xics_get_irq(struct pt_regs *regs)
/* for sanity, this had better be < NR_IRQS - 16 */
if (vec == xics_irq_8259_cascade_real) {
irq = i8259_irq(regs);
- if (irq == -1) {
- /* Spurious cascaded interrupt. Still must ack xics */
- xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
-
- irq = -1;
- }
+ xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
} else if (vec == XICS_IRQ_SPURIOUS) {
irq = -1;
} else {
@@ -542,6 +532,7 @@ nextnode:
xics_irq_8259_cascade_real = *ireg;
xics_irq_8259_cascade
= virt_irq_create_mapping(xics_irq_8259_cascade_real);
+ i8259_init(0, 0);
of_node_put(np);
}
@@ -565,12 +556,7 @@ nextnode:
#endif /* CONFIG_SMP */
}
- xics_8259_pic.enable = i8259_pic.enable;
- xics_8259_pic.disable = i8259_pic.disable;
- xics_8259_pic.end = i8259_pic.end;
- for (i = 0; i < 16; ++i)
- get_irq_desc(i)->handler = &xics_8259_pic;
- for (; i < NR_IRQS; ++i)
+ for (i = irq_offset_value(); i < NR_IRQS; ++i)
get_irq_desc(i)->handler = &xics_pic;
xics_setup_cpu();
@@ -590,7 +576,6 @@ static int __init xics_setup_i8259(void)
no_action, 0, "8259 cascade", NULL))
printk(KERN_ERR "xics_setup_i8259: couldn't get 8259 "
"cascade\n");
- i8259_init(0, 0);
}
return 0;
}
diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig
index 8fa51b0a32d2..cc3f64c084c5 100644
--- a/arch/ppc/Kconfig
+++ b/arch/ppc/Kconfig
@@ -767,14 +767,14 @@ config CPM2
on it (826x, 827x, 8560).
config PPC_CHRP
- bool " Common Hardware Reference Platform (CHRP) based machines"
+ bool
depends on PPC_MULTIPLATFORM
select PPC_I8259
select PPC_INDIRECT_PCI
default y
config PPC_PMAC
- bool " Apple PowerMac based machines"
+ bool
depends on PPC_MULTIPLATFORM
select PPC_INDIRECT_PCI
default y
@@ -785,7 +785,7 @@ config PPC_PMAC64
default y
config PPC_PREP
- bool " PowerPC Reference Platform (PReP) based machines"
+ bool
depends on PPC_MULTIPLATFORM
select PPC_I8259
select PPC_INDIRECT_PCI
diff --git a/arch/ppc/kernel/smp.c b/arch/ppc/kernel/smp.c
index 43b8fc2ca591..becbfa397556 100644
--- a/arch/ppc/kernel/smp.c
+++ b/arch/ppc/kernel/smp.c
@@ -301,6 +301,10 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
/* Probe platform for CPUs: always linear. */
num_cpus = smp_ops->probe();
+
+ if (num_cpus < 2)
+ smp_tb_synchronized = 1;
+
for (i = 0; i < num_cpus; ++i)
cpu_set(i, cpu_possible_map);
diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
index d8991b88dc9c..5e8cc5ec6ab5 100644
--- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
+++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
@@ -130,10 +130,11 @@ mpc85xx_cds_show_cpuinfo(struct seq_file *m)
}
#ifdef CONFIG_CPM2
-static void cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
{
while((irq = cpm2_get_irq(regs)) >= 0)
__do_IRQ(irq, regs);
+ return IRQ_HANDLED;
}
static struct irqaction cpm2_irqaction = {
diff --git a/arch/ppc/platforms/pmac_feature.c b/arch/ppc/platforms/pmac_feature.c
index 1e69b0593162..6b7b3a150631 100644
--- a/arch/ppc/platforms/pmac_feature.c
+++ b/arch/ppc/platforms/pmac_feature.c
@@ -1606,11 +1606,19 @@ void pmac_tweak_clock_spreading(int enable)
*/
if (macio->type == macio_intrepid) {
- if (enable)
- UN_OUT(UNI_N_CLOCK_SPREADING, 2);
- else
- UN_OUT(UNI_N_CLOCK_SPREADING, 0);
- mdelay(40);
+ struct device_node *clock =
+ of_find_node_by_path("/uni-n@f8000000/hw-clock");
+ if (clock && get_property(clock, "platform-do-clockspreading",
+ NULL)) {
+ printk(KERN_INFO "%sabling clock spreading on Intrepid"
+ " ASIC\n", enable ? "En" : "Dis");
+ if (enable)
+ UN_OUT(UNI_N_CLOCK_SPREADING, 2);
+ else
+ UN_OUT(UNI_N_CLOCK_SPREADING, 0);
+ mdelay(40);
+ }
+ of_node_put(clock);
}
while (machine_is_compatible("PowerBook5,2") ||
@@ -1680,6 +1688,8 @@ void pmac_tweak_clock_spreading(int enable)
pmac_low_i2c_close(ui2c);
break;
}
+ printk(KERN_INFO "%sabling clock spreading on i2c clock chip\n",
+ enable ? "En" : "Dis");
pmac_low_i2c_setmode(ui2c, pmac_low_i2c_mode_stdsub);
rc = pmac_low_i2c_xfer(ui2c, 0xd2 | pmac_low_i2c_write, 0x80, buffer, 9);
DBG("write result: %d,", rc);
diff --git a/arch/ppc/syslib/ppc4xx_dma.c b/arch/ppc/syslib/ppc4xx_dma.c
index f15e64285f96..05ccd598dd4e 100644
--- a/arch/ppc/syslib/ppc4xx_dma.c
+++ b/arch/ppc/syslib/ppc4xx_dma.c
@@ -30,6 +30,7 @@
#include <asm/system.h>
#include <asm/io.h>
+#include <asm/dma.h>
#include <asm/ppc4xx_dma.h>
ppc_dma_ch_t dma_channels[MAX_PPC4xx_DMA_CHANNELS];
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 3cfb8be3ff6d..56c34e7fd4ee 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -55,6 +55,10 @@ config NR_CPUS
depends on SMP
default "32"
+config SPARC
+ bool
+ default y
+
# Identify this as a Sparc32 build
config SPARC32
bool
diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile
index dea48f6cff38..4cdbb2d59ed0 100644
--- a/arch/sparc/Makefile
+++ b/arch/sparc/Makefile
@@ -34,7 +34,7 @@ libs-y += arch/sparc/prom/ arch/sparc/lib/
# Renaming is done to avoid confusing pattern matching rules in 2.5.45 (multy-)
INIT_Y := $(patsubst %/, %/built-in.o, $(init-y))
CORE_Y := $(core-y)
-CORE_Y += kernel/ mm/ fs/ ipc/ security/ crypto/
+CORE_Y += kernel/ mm/ fs/ ipc/ security/ crypto/ block/
CORE_Y := $(patsubst %/, %/built-in.o, $(CORE_Y))
DRIVERS_Y := $(patsubst %/, %/built-in.o, $(drivers-y))
NET_Y := $(patsubst %/, %/built-in.o, $(net-y))
diff --git a/arch/sparc/kernel/ebus.c b/arch/sparc/kernel/ebus.c
index 1754192c69d0..5c3529ceb5d6 100644
--- a/arch/sparc/kernel/ebus.c
+++ b/arch/sparc/kernel/ebus.c
@@ -22,7 +22,7 @@
#include <asm/oplib.h>
#include <asm/bpp.h>
-struct linux_ebus *ebus_chain = 0;
+struct linux_ebus *ebus_chain = NULL;
/* We are together with pcic.c under CONFIG_PCI. */
extern unsigned int pcic_pin_to_irq(unsigned int, char *name);
@@ -46,7 +46,7 @@ static struct ebus_device_irq je1_1[] = {
{ "SUNW,CS4231", 0 },
{ "parallel", 0 },
{ "se", 2 },
- { 0, 0 }
+ { NULL, 0 }
};
/*
@@ -55,7 +55,7 @@ static struct ebus_device_irq je1_1[] = {
*/
static struct ebus_system_entry ebus_blacklist[] = {
{ "SUNW,JavaEngine1", je1_1 },
- { 0, 0 }
+ { NULL, NULL }
};
static struct ebus_device_irq *ebus_blackp = NULL;
@@ -233,7 +233,7 @@ void __init fill_ebus_device(int node, struct linux_ebus_device *dev)
ebus_alloc(sizeof(struct linux_ebus_child));
child = dev->children;
- child->next = 0;
+ child->next = NULL;
child->parent = dev;
child->bus = dev->bus;
fill_ebus_child(node, &regs[0], child);
@@ -243,7 +243,7 @@ void __init fill_ebus_device(int node, struct linux_ebus_device *dev)
ebus_alloc(sizeof(struct linux_ebus_child));
child = child->next;
- child->next = 0;
+ child->next = NULL;
child->parent = dev;
child->bus = dev->bus;
fill_ebus_child(node, &regs[0], child);
@@ -275,7 +275,7 @@ void __init ebus_init(void)
}
}
- pdev = pci_get_device(PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_EBUS, 0);
+ pdev = pci_get_device(PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_EBUS, NULL);
if (!pdev) {
return;
}
@@ -284,7 +284,7 @@ void __init ebus_init(void)
ebus_chain = ebus = (struct linux_ebus *)
ebus_alloc(sizeof(struct linux_ebus));
- ebus->next = 0;
+ ebus->next = NULL;
while (ebusnd) {
@@ -325,8 +325,8 @@ void __init ebus_init(void)
ebus_alloc(sizeof(struct linux_ebus_device));
dev = ebus->devices;
- dev->next = 0;
- dev->children = 0;
+ dev->next = NULL;
+ dev->children = NULL;
dev->bus = ebus;
fill_ebus_device(nd, dev);
@@ -335,8 +335,8 @@ void __init ebus_init(void)
ebus_alloc(sizeof(struct linux_ebus_device));
dev = dev->next;
- dev->next = 0;
- dev->children = 0;
+ dev->next = NULL;
+ dev->children = NULL;
dev->bus = ebus;
fill_ebus_device(nd, dev);
}
@@ -353,7 +353,7 @@ void __init ebus_init(void)
ebus->next = (struct linux_ebus *)
ebus_alloc(sizeof(struct linux_ebus));
ebus = ebus->next;
- ebus->next = 0;
+ ebus->next = NULL;
++num_ebus;
}
if (pdev)
diff --git a/arch/sparc/kernel/led.c b/arch/sparc/kernel/led.c
index 2a3afca453c9..313d1620ae8e 100644
--- a/arch/sparc/kernel/led.c
+++ b/arch/sparc/kernel/led.c
@@ -55,7 +55,7 @@ static int led_read_proc(char *buf, char **start, off_t offset, int count,
return len;
}
-static int led_write_proc(struct file *file, const char *buffer,
+static int led_write_proc(struct file *file, const char __user *buffer,
unsigned long count, void *data)
{
char *buf = NULL;
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index cccfc12802ed..42002b742deb 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -161,7 +161,7 @@ static struct pcic_sn2list pcic_known_sysnames[] = {
static int pcic0_up;
static struct linux_pcic pcic0;
-void * __iomem pcic_regs;
+void __iomem *pcic_regs;
volatile int pcic_speculative;
volatile int pcic_trapped;
diff --git a/arch/sparc/kernel/sys_sunos.c b/arch/sparc/kernel/sys_sunos.c
index 81c894acd0db..d07ae02101ad 100644
--- a/arch/sparc/kernel/sys_sunos.c
+++ b/arch/sparc/kernel/sys_sunos.c
@@ -894,7 +894,7 @@ asmlinkage long sunos_sysconf (int name)
ret = ARG_MAX;
break;
case _SC_CHILD_MAX:
- ret = CHILD_MAX;
+ ret = -1; /* no limit */
break;
case _SC_CLK_TCK:
ret = HZ;
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index 24814d58f9e1..7dadcdb4ca42 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -49,7 +49,7 @@ DEFINE_SPINLOCK(rtc_lock);
enum sparc_clock_type sp_clock_typ;
DEFINE_SPINLOCK(mostek_lock);
void __iomem *mstk48t02_regs = NULL;
-static struct mostek48t08 *mstk48t08_regs = NULL;
+static struct mostek48t08 __iomem *mstk48t08_regs = NULL;
static int set_rtc_mmss(unsigned long);
static int sbus_do_settimeofday(struct timespec *tv);
@@ -342,7 +342,7 @@ static __inline__ void clock_probe(void)
/* XXX r/o attribute is somewhere in r.flags */
r.flags = clk_reg[0].which_io;
r.start = clk_reg[0].phys_addr;
- mstk48t08_regs = (struct mostek48t08 *) sbus_ioremap(&r, 0,
+ mstk48t08_regs = sbus_ioremap(&r, 0,
sizeof(struct mostek48t08), "mk48t08");
mstk48t02_regs = &mstk48t08_regs->regs;
diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
index 38938d2e63aa..346c19a949fd 100644
--- a/arch/sparc/kernel/vmlinux.lds.S
+++ b/arch/sparc/kernel/vmlinux.lds.S
@@ -85,19 +85,9 @@ SECTIONS
}
_end = . ;
PROVIDE (end = .);
- /* Stabs debugging sections. */
- .stab 0 : { *(.stab) }
- .stabstr 0 : { *(.stabstr) }
- .stab.excl 0 : { *(.stab.excl) }
- .stab.exclstr 0 : { *(.stab.exclstr) }
- .stab.index 0 : { *(.stab.index) }
- .stab.indexstr 0 : { *(.stab.indexstr) }
- .comment 0 : { *(.comment) }
- .debug 0 : { *(.debug) }
- .debug_srcinfo 0 : { *(.debug_srcinfo) }
- .debug_aranges 0 : { *(.debug_aranges) }
- .debug_pubnames 0 : { *(.debug_pubnames) }
- .debug_sfnames 0 : { *(.debug_sfnames) }
- .line 0 : { *(.line) }
/DISCARD/ : { *(.exit.text) *(.exit.data) *(.exitcall.exit) }
+
+ STABS_DEBUG
+
+ DWARF_DEBUG
}
diff --git a/arch/sparc/lib/atomic32.c b/arch/sparc/lib/atomic32.c
index cb3cf0f22822..de84f8534bac 100644
--- a/arch/sparc/lib/atomic32.c
+++ b/arch/sparc/lib/atomic32.c
@@ -66,7 +66,6 @@ int atomic_add_unless(atomic_t *v, int a, int u)
return ret != u;
}
-static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
/* Atomic operations are already serializing */
void atomic_set(atomic_t *v, int i)
{
diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c
index 1d560390e282..731f19603cad 100644
--- a/arch/sparc/mm/sun4c.c
+++ b/arch/sparc/mm/sun4c.c
@@ -497,7 +497,7 @@ static void __init sun4c_probe_mmu(void)
patch_kernel_fault_handler();
}
-volatile unsigned long *sun4c_memerr_reg = NULL;
+volatile unsigned long __iomem *sun4c_memerr_reg = NULL;
void __init sun4c_probe_memerr_reg(void)
{
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index 3fded69b1922..c4b7ad70cd7c 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -5,6 +5,10 @@
mainmenu "Linux/UltraSPARC Kernel Configuration"
+config SPARC
+ bool
+ default y
+
config SPARC64
bool
default y
diff --git a/arch/sparc64/Makefile b/arch/sparc64/Makefile
index 43fe382da078..cad10c5b83d3 100644
--- a/arch/sparc64/Makefile
+++ b/arch/sparc64/Makefile
@@ -17,7 +17,6 @@ CC := $(shell if $(CC) -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then
NEW_GCC := $(call cc-option-yn, -m64 -mcmodel=medlow)
NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi)
UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
-INLINE_LIMIT := $(call cc-option-yn, -m64 -finline-limit=100000)
export NEW_GCC
@@ -49,10 +48,6 @@ else
AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
endif
-ifeq ($(INLINE_LIMIT),y)
- CFLAGS := $(CFLAGS) -finline-limit=100000
-endif
-
ifeq ($(CONFIG_MCOUNT),y)
CFLAGS := $(CFLAGS) -pg
endif
diff --git a/arch/sparc64/kernel/kprobes.c b/arch/sparc64/kernel/kprobes.c
index 96bd09b098f4..a97b0f0727ab 100644
--- a/arch/sparc64/kernel/kprobes.c
+++ b/arch/sparc64/kernel/kprobes.c
@@ -138,7 +138,7 @@ static int __kprobes kprobe_handler(struct pt_regs *regs)
*/
save_previous_kprobe(kcb);
set_current_kprobe(p, regs, kcb);
- p->nmissed++;
+ kprobes_inc_nmissed_count(p);
kcb->kprobe_status = KPROBE_REENTER;
prepare_singlestep(p, regs, kcb);
return 1;
diff --git a/arch/sparc64/kernel/sys_sunos32.c b/arch/sparc64/kernel/sys_sunos32.c
index d0592ed54ea5..bfa4aa68312d 100644
--- a/arch/sparc64/kernel/sys_sunos32.c
+++ b/arch/sparc64/kernel/sys_sunos32.c
@@ -854,7 +854,7 @@ asmlinkage s32 sunos_sysconf (int name)
ret = ARG_MAX;
break;
case _SC_CHILD_MAX:
- ret = CHILD_MAX;
+ ret = -1; /* no limit */
break;
case _SC_CLK_TCK:
ret = HZ;
diff --git a/arch/sparc64/kernel/vmlinux.lds.S b/arch/sparc64/kernel/vmlinux.lds.S
index 2af0cf0a8640..467d13a0d5c1 100644
--- a/arch/sparc64/kernel/vmlinux.lds.S
+++ b/arch/sparc64/kernel/vmlinux.lds.S
@@ -90,19 +90,9 @@ SECTIONS
}
_end = . ;
PROVIDE (end = .);
- /* Stabs debugging sections. */
- .stab 0 : { *(.stab) }
- .stabstr 0 : { *(.stabstr) }
- .stab.excl 0 : { *(.stab.excl) }
- .stab.exclstr 0 : { *(.stab.exclstr) }
- .stab.index 0 : { *(.stab.index) }
- .stab.indexstr 0 : { *(.stab.indexstr) }
- .comment 0 : { *(.comment) }
- .debug 0 : { *(.debug) }
- .debug_srcinfo 0 : { *(.debug_srcinfo) }
- .debug_aranges 0 : { *(.debug_aranges) }
- .debug_pubnames 0 : { *(.debug_pubnames) }
- .debug_sfnames 0 : { *(.debug_sfnames) }
- .line 0 : { *(.line) }
/DISCARD/ : { *(.exit.text) *(.exit.data) *(.exitcall.exit) }
+
+ STABS_DEBUG
+
+ DWARF_DEBUG
}
diff --git a/arch/sparc64/solaris/misc.c b/arch/sparc64/solaris/misc.c
index 302efbcba70e..3ab4677395f2 100644
--- a/arch/sparc64/solaris/misc.c
+++ b/arch/sparc64/solaris/misc.c
@@ -353,7 +353,7 @@ asmlinkage int solaris_sysconf(int id)
{
switch (id) {
case SOLARIS_CONFIG_NGROUPS: return NGROUPS_MAX;
- case SOLARIS_CONFIG_CHILD_MAX: return CHILD_MAX;
+ case SOLARIS_CONFIG_CHILD_MAX: return -1; /* no limit */
case SOLARIS_CONFIG_OPEN_FILES: return OPEN_MAX;
case SOLARIS_CONFIG_POSIX_VER: return 199309;
case SOLARIS_CONFIG_PAGESIZE: return PAGE_SIZE;
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index 563301fe5df8..1eb21de9d1b5 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -289,6 +289,8 @@ source "arch/um/Kconfig.net"
source "drivers/net/Kconfig"
+source "drivers/connector/Kconfig"
+
source "fs/Kconfig"
source "security/Kconfig"
diff --git a/arch/um/Makefile-x86_64 b/arch/um/Makefile-x86_64
index 4f118d5cc2ee..38df311e75dc 100644
--- a/arch/um/Makefile-x86_64
+++ b/arch/um/Makefile-x86_64
@@ -12,3 +12,7 @@ CHECKFLAGS += -m64
ELF_ARCH := i386:x86-64
ELF_FORMAT := elf64-x86-64
+
+# Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example.
+
+LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
diff --git a/arch/um/include/sysdep-i386/stub.h b/arch/um/include/sysdep-i386/stub.h
index 6ba8cbbe0d36..b492b12b4a10 100644
--- a/arch/um/include/sysdep-i386/stub.h
+++ b/arch/um/include/sysdep-i386/stub.h
@@ -6,8 +6,12 @@
#ifndef __SYSDEP_STUB_H
#define __SYSDEP_STUB_H
+#include <sys/mman.h>
#include <asm/ptrace.h>
#include <asm/unistd.h>
+#include "stub-data.h"
+#include "kern_constants.h"
+#include "uml-config.h"
extern void stub_segv_handler(int sig);
extern void stub_clone_handler(void);
@@ -76,23 +80,22 @@ static inline long stub_syscall5(long syscall, long arg1, long arg2, long arg3,
return ret;
}
-static inline long stub_syscall6(long syscall, long arg1, long arg2, long arg3,
- long arg4, long arg5, long arg6)
+static inline void trap_myself(void)
{
- long ret;
-
- __asm__ volatile ("push %%ebp ; movl %%eax,%%ebp ; movl %1,%%eax ; "
- "int $0x80 ; pop %%ebp"
- : "=a" (ret)
- : "g" (syscall), "b" (arg1), "c" (arg2), "d" (arg3),
- "S" (arg4), "D" (arg5), "0" (arg6));
-
- return ret;
+ __asm("int3");
}
-static inline void trap_myself(void)
+static inline void remap_stack(int fd, unsigned long offset)
{
- __asm("int3");
+ __asm__ volatile ("movl %%eax,%%ebp ; movl %0,%%eax ; int $0x80 ;"
+ "movl %7, %%ebx ; movl %%eax, (%%ebx)"
+ : : "g" (STUB_MMAP_NR), "b" (UML_CONFIG_STUB_DATA),
+ "c" (UM_KERN_PAGE_SIZE),
+ "d" (PROT_READ | PROT_WRITE),
+ "S" (MAP_FIXED | MAP_SHARED), "D" (fd),
+ "a" (offset),
+ "i" (&((struct stub_data *) UML_CONFIG_STUB_DATA)->err)
+ : "memory");
}
#endif
diff --git a/arch/um/include/sysdep-x86_64/stub.h b/arch/um/include/sysdep-x86_64/stub.h
index c41689c13dc9..92e989f81761 100644
--- a/arch/um/include/sysdep-x86_64/stub.h
+++ b/arch/um/include/sysdep-x86_64/stub.h
@@ -6,8 +6,12 @@
#ifndef __SYSDEP_STUB_H
#define __SYSDEP_STUB_H
+#include <sys/mman.h>
#include <asm/unistd.h>
#include <sysdep/ptrace_user.h>
+#include "stub-data.h"
+#include "kern_constants.h"
+#include "uml-config.h"
extern void stub_segv_handler(int sig);
extern void stub_clone_handler(void);
@@ -81,23 +85,23 @@ static inline long stub_syscall5(long syscall, long arg1, long arg2, long arg3,
return ret;
}
-static inline long stub_syscall6(long syscall, long arg1, long arg2, long arg3,
- long arg4, long arg5, long arg6)
+static inline void trap_myself(void)
{
- long ret;
-
- __asm__ volatile ("movq %5,%%r10 ; movq %6,%%r8 ; "
- "movq %7, %%r9; " __syscall : "=a" (ret)
- : "0" (syscall), "D" (arg1), "S" (arg2), "d" (arg3),
- "g" (arg4), "g" (arg5), "g" (arg6)
- : __syscall_clobber, "r10", "r8", "r9" );
-
- return ret;
+ __asm("int3");
}
-static inline void trap_myself(void)
+static inline void remap_stack(long fd, unsigned long offset)
{
- __asm("int3");
+ __asm__ volatile ("movq %4,%%r10 ; movq %5,%%r8 ; "
+ "movq %6, %%r9; " __syscall "; movq %7, %%rbx ; "
+ "movq %%rax, (%%rbx)":
+ : "a" (STUB_MMAP_NR), "D" (UML_CONFIG_STUB_DATA),
+ "S" (UM_KERN_PAGE_SIZE),
+ "d" (PROT_READ | PROT_WRITE),
+ "g" (MAP_FIXED | MAP_SHARED), "g" (fd),
+ "g" (offset),
+ "i" (&((struct stub_data *) UML_CONFIG_STUB_DATA)->err)
+ : __syscall_clobber, "r10", "r8", "r9" );
}
#endif
diff --git a/arch/um/include/um_uaccess.h b/arch/um/include/um_uaccess.h
index f8760a3f43b0..4567f1eeb4a7 100644
--- a/arch/um/include/um_uaccess.h
+++ b/arch/um/include/um_uaccess.h
@@ -17,6 +17,8 @@
#include "uaccess-skas.h"
#endif
+#include "asm/fixmap.h"
+
#define __under_task_size(addr, size) \
(((unsigned long) (addr) < TASK_SIZE) && \
(((unsigned long) (addr) + (size)) < TASK_SIZE))
diff --git a/arch/um/kernel/skas/clone.c b/arch/um/kernel/skas/clone.c
index cb37ce9124a6..47b812b3bca8 100644
--- a/arch/um/kernel/skas/clone.c
+++ b/arch/um/kernel/skas/clone.c
@@ -18,11 +18,10 @@
* on some systems.
*/
-#define STUB_DATA(field) (((struct stub_data *) UML_CONFIG_STUB_DATA)->field)
-
void __attribute__ ((__section__ (".__syscall_stub")))
stub_clone_handler(void)
{
+ struct stub_data *data = (struct stub_data *) UML_CONFIG_STUB_DATA;
long err;
err = stub_syscall2(__NR_clone, CLONE_PARENT | CLONE_FILES | SIGCHLD,
@@ -35,17 +34,21 @@ stub_clone_handler(void)
if(err)
goto out;
- err = stub_syscall3(__NR_setitimer, ITIMER_VIRTUAL,
- (long) &STUB_DATA(timer), 0);
+ err = stub_syscall3(__NR_setitimer, ITIMER_VIRTUAL,
+ (long) &data->timer, 0);
if(err)
goto out;
- err = stub_syscall6(STUB_MMAP_NR, UML_CONFIG_STUB_DATA,
- UM_KERN_PAGE_SIZE, PROT_READ | PROT_WRITE,
- MAP_FIXED | MAP_SHARED, STUB_DATA(fd),
- STUB_DATA(offset));
+ remap_stack(data->fd, data->offset);
+ goto done;
+
out:
- /* save current result. Parent: pid; child: retcode of mmap */
- STUB_DATA(err) = err;
+ /* save current result.
+ * Parent: pid;
+ * child: retcode of mmap already saved and it jumps around this
+ * assignment
+ */
+ data->err = err;
+ done:
trap_myself();
}
diff --git a/arch/um/kernel/skas/include/uaccess-skas.h b/arch/um/kernel/skas/include/uaccess-skas.h
index f611f83ad4ff..64516c556cdf 100644
--- a/arch/um/kernel/skas/include/uaccess-skas.h
+++ b/arch/um/kernel/skas/include/uaccess-skas.h
@@ -7,7 +7,6 @@
#define __SKAS_UACCESS_H
#include "asm/errno.h"
-#include "asm/fixmap.h"
/* No SKAS-specific checking. */
#define access_ok_skas(type, addr, size) 0
diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c
index 37517d49c4ae..29a9e3f43763 100644
--- a/arch/um/os-Linux/start_up.c
+++ b/arch/um/os-Linux/start_up.c
@@ -116,16 +116,16 @@ static int stop_ptraced_child(int pid, void *stack, int exitcode,
if(!WIFEXITED(status) || (WEXITSTATUS(status) != exitcode)) {
int exit_with = WEXITSTATUS(status);
if (exit_with == 2)
- printk("check_ptrace : child exited with status 2. "
+ printf("check_ptrace : child exited with status 2. "
"Serious trouble happening! Try updating your "
"host skas patch!\nDisabling SYSEMU support.");
- printk("check_ptrace : child exited with exitcode %d, while "
+ printf("check_ptrace : child exited with exitcode %d, while "
"expecting %d; status 0x%x", exit_with,
exitcode, status);
if (mustpanic)
panic("\n");
else
- printk("\n");
+ printf("\n");
ret = -1;
}
@@ -183,7 +183,7 @@ static void __init check_sysemu(void)
void *stack;
int pid, n, status, count=0;
- printk("Checking syscall emulation patch for ptrace...");
+ printf("Checking syscall emulation patch for ptrace...");
sysemu_supported = 0;
pid = start_ptraced_child(&stack);
@@ -207,10 +207,10 @@ static void __init check_sysemu(void)
goto fail_stopped;
sysemu_supported = 1;
- printk("OK\n");
+ printf("OK\n");
set_using_sysemu(!force_sysemu_disabled);
- printk("Checking advanced syscall emulation patch for ptrace...");
+ printf("Checking advanced syscall emulation patch for ptrace...");
pid = start_ptraced_child(&stack);
if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0,
@@ -246,7 +246,7 @@ static void __init check_sysemu(void)
goto fail_stopped;
sysemu_supported = 2;
- printk("OK\n");
+ printf("OK\n");
if ( !force_sysemu_disabled )
set_using_sysemu(sysemu_supported);
@@ -255,7 +255,7 @@ static void __init check_sysemu(void)
fail:
stop_ptraced_child(pid, stack, 1, 0);
fail_stopped:
- printk("missing\n");
+ printf("missing\n");
}
static void __init check_ptrace(void)
@@ -263,7 +263,7 @@ static void __init check_ptrace(void)
void *stack;
int pid, syscall, n, status;
- printk("Checking that ptrace can change system call numbers...");
+ printf("Checking that ptrace can change system call numbers...");
pid = start_ptraced_child(&stack);
if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0, (void *)PTRACE_O_TRACESYSGOOD) < 0)
@@ -292,7 +292,7 @@ static void __init check_ptrace(void)
}
}
stop_ptraced_child(pid, stack, 0, 1);
- printk("OK\n");
+ printf("OK\n");
check_sysemu();
}
@@ -472,6 +472,8 @@ int can_do_skas(void)
int have_devanon = 0;
+/* Runs on boot kernel stack - already safe to use printk. */
+
void check_devanon(void)
{
int fd;
diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c
index 56d3f870926b..8da6ab31152a 100644
--- a/arch/um/os-Linux/user_syms.c
+++ b/arch/um/os-Linux/user_syms.c
@@ -34,6 +34,11 @@ EXPORT_SYMBOL(strstr);
int sym(void); \
EXPORT_SYMBOL(sym);
+extern void readdir64(void) __attribute__((weak));
+EXPORT_SYMBOL(readdir64);
+extern void truncate64(void) __attribute__((weak));
+EXPORT_SYMBOL(truncate64);
+
#ifdef SUBARCH_i386
EXPORT_SYMBOL(vsyscall_ehdr);
EXPORT_SYMBOL(vsyscall_end);
diff --git a/arch/um/scripts/Makefile.rules b/arch/um/scripts/Makefile.rules
index b3fbf125709b..2e41cabd3d93 100644
--- a/arch/um/scripts/Makefile.rules
+++ b/arch/um/scripts/Makefile.rules
@@ -21,11 +21,6 @@ define unprofile
endef
-# The stubs and unmap.o can't try to call mcount or update basic block data
-define unprofile
- $(patsubst -pg,,$(patsubst -fprofile-arcs -ftest-coverage,,$(1)))
-endef
-
# cmd_make_link checks to see if the $(foo-dir) variable starts with a /. If
# so, it's considered to be a path relative to $(srcdir) rather than
# $(srcdir)/arch/$(SUBARCH). This is because x86_64 wants to get ldt.c from
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 150059dbee12..f5fd5b0156d0 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -1,6 +1,8 @@
-obj-y = bitops.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
- ptrace_user.o semaphore.o signal.o sigcontext.o stub.o stub_segv.o \
- syscalls.o sysrq.o sys_call_table.o
+obj-y := bitops.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
+ ptrace_user.o semaphore.o signal.o sigcontext.o syscalls.o sysrq.o \
+ sys_call_table.o
+
+obj-$(CONFIG_MODE_SKAS) += stub.o stub_segv.o
obj-$(CONFIG_HIGHMEM) += highmem.o
obj-$(CONFIG_MODULES) += module.o
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index 00b2025427df..a351091fbd99 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -6,8 +6,9 @@
#XXX: why into lib-y?
lib-y = bitops.o bugs.o csum-partial.o delay.o fault.o ldt.o mem.o memcpy.o \
- ptrace.o ptrace_user.o sigcontext.o signal.o stub.o \
- stub_segv.o syscalls.o syscall_table.o sysrq.o thunk.o
+ ptrace.o ptrace_user.o sigcontext.o signal.o syscalls.o \
+ syscall_table.o sysrq.o thunk.o
+lib-$(CONFIG_MODE_SKAS) += stub.o stub_segv.o
obj-y := ksyms.o
obj-$(CONFIG_MODULES) += module.o um_module.o
diff --git a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c
index 830feb272eca..2b760d0d9ce2 100644
--- a/arch/x86_64/ia32/ia32_binfmt.c
+++ b/arch/x86_64/ia32/ia32_binfmt.c
@@ -217,8 +217,7 @@ elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpr
if (!tsk_used_math(tsk))
return 0;
if (!regs)
- regs = (struct pt_regs *)tsk->thread.rsp0;
- --regs;
+ regs = ((struct pt_regs *)tsk->thread.rsp0) - 1;
if (tsk == current)
unlazy_fpu(tsk);
set_fs(KERNEL_DS);
diff --git a/arch/x86_64/kernel/kprobes.c b/arch/x86_64/kernel/kprobes.c
index dddeb678b440..afe11f4fbd1d 100644
--- a/arch/x86_64/kernel/kprobes.c
+++ b/arch/x86_64/kernel/kprobes.c
@@ -329,7 +329,7 @@ int __kprobes kprobe_handler(struct pt_regs *regs)
*/
save_previous_kprobe(kcb);
set_current_kprobe(p, regs, kcb);
- p->nmissed++;
+ kprobes_inc_nmissed_count(p);
prepare_singlestep(p, regs);
kcb->kprobe_status = KPROBE_REENTER;
return 1;
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index 683c33f7b967..ecbd7b83acc1 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c
@@ -1181,7 +1181,7 @@ int __cpu_disable(void)
if (cpu == 0)
return -EBUSY;
- disable_APIC_timer();
+ clear_local_APIC();
/*
* HACK:
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index fdaddc4e5284..74102796e5c0 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -59,7 +59,7 @@ static int notsc __initdata = 0;
unsigned int cpu_khz; /* TSC clocks / usec, not used here */
static unsigned long hpet_period; /* fsecs / HPET clock */
unsigned long hpet_tick; /* HPET clocks / interrupt */
-static int hpet_use_timer;
+static int hpet_use_timer; /* Use counter of hpet for time keeping, otherwise PIT */
unsigned long vxtime_hz = PIT_TICK_RATE;
int report_lost_ticks; /* command line option */
unsigned long long monotonic_base;
@@ -908,12 +908,14 @@ void __init time_init(void)
if (!hpet_init())
vxtime_hz = (1000000000000000L + hpet_period / 2) /
hpet_period;
+ else
+ vxtime.hpet_address = 0;
if (hpet_use_timer) {
cpu_khz = hpet_calibrate_tsc();
timename = "HPET";
#ifdef CONFIG_X86_PM_TIMER
- } else if (pmtmr_ioport) {
+ } else if (pmtmr_ioport && !vxtime.hpet_address) {
vxtime_hz = PM_TIMER_FREQUENCY;
timename = "PM";
pit_init();
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 286f6a624c3a..c016dfe84784 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -348,7 +348,7 @@ size_zones(unsigned long *z, unsigned long *h,
}
/* Compute holes */
- w = 0;
+ w = start_pfn;
for (i = 0; i < MAX_NR_ZONES; i++) {
unsigned long s = w;
w += z[i];
diff --git a/arch/x86_64/mm/ioremap.c b/arch/x86_64/mm/ioremap.c
index ecf7acb5db9b..ae207064201e 100644
--- a/arch/x86_64/mm/ioremap.c
+++ b/arch/x86_64/mm/ioremap.c
@@ -247,9 +247,15 @@ void __iomem *ioremap_nocache (unsigned long phys_addr, unsigned long size)
return __ioremap(phys_addr, size, _PAGE_PCD);
}
+/**
+ * iounmap - Free a IO remapping
+ * @addr: virtual address from ioremap_*
+ *
+ * Caller must ensure there is only one unmapping for the same pointer.
+ */
void iounmap(volatile void __iomem *addr)
{
- struct vm_struct *p;
+ struct vm_struct *p, *o;
if (addr <= high_memory)
return;
@@ -257,12 +263,31 @@ void iounmap(volatile void __iomem *addr)
addr < phys_to_virt(ISA_END_ADDRESS))
return;
- write_lock(&vmlist_lock);
- p = __remove_vm_area((void *)((unsigned long)addr & PAGE_MASK));
- if (!p)
+ addr = (volatile void __iomem *)(PAGE_MASK & (unsigned long __force)addr);
+ /* Use the vm area unlocked, assuming the caller
+ ensures there isn't another iounmap for the same address
+ in parallel. Reuse of the virtual address is prevented by
+ leaving it in the global lists until we're done with it.
+ cpa takes care of the direct mappings. */
+ read_lock(&vmlist_lock);
+ for (p = vmlist; p; p = p->next) {
+ if (p->addr == addr)
+ break;
+ }
+ read_unlock(&vmlist_lock);
+
+ if (!p) {
printk("iounmap: bad address %p\n", addr);
- else if (p->flags >> 20)
+ dump_stack();
+ return;
+ }
+
+ /* Reset the direct mapping. Can block */
+ if (p->flags >> 20)
ioremap_change_attr(p->phys_addr, p->size, 0);
- write_unlock(&vmlist_lock);
+
+ /* Finally remove it */
+ o = remove_vm_area((void *)addr);
+ BUG_ON(p != o || o == NULL);
kfree(p);
}
diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c
index a828a01739cc..15b67d2760cb 100644
--- a/arch/x86_64/mm/numa.c
+++ b/arch/x86_64/mm/numa.c
@@ -53,6 +53,8 @@ static int __init populate_memnodemap(
int res = -1;
unsigned long addr, end;
+ if (shift >= 64)
+ return -1;
memset(memnodemap, 0xff, sizeof(memnodemap));
for (i = 0; i < numnodes; i++) {
addr = nodes[i].start;
@@ -65,7 +67,7 @@ static int __init populate_memnodemap(
if (memnodemap[addr >> shift] != 0xff)
return -1;
memnodemap[addr >> shift] = i;
- addr += (1 << shift);
+ addr += (1UL << shift);
} while (addr < end);
res = 1;
}
diff --git a/arch/x86_64/pci/Makefile b/arch/x86_64/pci/Makefile
index bb34e5ef916c..a8f75a2a0f6f 100644
--- a/arch/x86_64/pci/Makefile
+++ b/arch/x86_64/pci/Makefile
@@ -11,7 +11,7 @@ obj-y += fixup.o
obj-$(CONFIG_ACPI) += acpi.o
obj-y += legacy.o irq.o common.o
# mmconfig has a 64bit special
-obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o
+obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o direct.o
obj-$(CONFIG_NUMA) += k8-bus.o
diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c
index a0838c4a94e4..f16c0d57c552 100644
--- a/arch/x86_64/pci/mmconfig.c
+++ b/arch/x86_64/pci/mmconfig.c
@@ -8,18 +8,21 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/acpi.h>
+#include <linux/bitmap.h>
#include "pci.h"
#define MMCONFIG_APER_SIZE (256*1024*1024)
+static DECLARE_BITMAP(fallback_slots, 32);
+
/* Static virtual mapping of the MMCONFIG aperture */
struct mmcfg_virt {
struct acpi_table_mcfg_config *cfg;
- char *virt;
+ char __iomem *virt;
};
static struct mmcfg_virt *pci_mmcfg_virt;
-static char *get_virt(unsigned int seg, int bus)
+static char __iomem *get_virt(unsigned int seg, unsigned bus)
{
int cfg_num = -1;
struct acpi_table_mcfg_config *cfg;
@@ -27,10 +30,9 @@ static char *get_virt(unsigned int seg, int bus)
while (1) {
++cfg_num;
if (cfg_num >= pci_mmcfg_config_num) {
- /* something bad is going on, no cfg table is found. */
- /* so we fall back to the old way we used to do this */
- /* and just rely on the first entry to be correct. */
- return pci_mmcfg_virt[0].virt;
+ /* Not found - fall back to type 1. This happens
+ e.g. on the internal devices of a K8 northbridge. */
+ return NULL;
}
cfg = pci_mmcfg_virt[cfg_num].cfg;
if (cfg->pci_segment_group_number != seg)
@@ -41,20 +43,30 @@ static char *get_virt(unsigned int seg, int bus)
}
}
-static inline char *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn)
+static char __iomem *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn)
{
-
- return get_virt(seg, bus) + ((bus << 20) | (devfn << 12));
+ char __iomem *addr;
+ if (seg == 0 && bus == 0 && test_bit(PCI_SLOT(devfn), &fallback_slots))
+ return NULL;
+ addr = get_virt(seg, bus);
+ if (!addr)
+ return NULL;
+ return addr + ((bus << 20) | (devfn << 12));
}
static int pci_mmcfg_read(unsigned int seg, unsigned int bus,
unsigned int devfn, int reg, int len, u32 *value)
{
- char *addr = pci_dev_base(seg, bus, devfn);
+ char __iomem *addr;
+ /* Why do we have this when nobody checks it. How about a BUG()!? -AK */
if (unlikely(!value || (bus > 255) || (devfn > 255) || (reg > 4095)))
return -EINVAL;
+ addr = pci_dev_base(seg, bus, devfn);
+ if (!addr)
+ return pci_conf1_read(seg,bus,devfn,reg,len,value);
+
switch (len) {
case 1:
*value = readb(addr + reg);
@@ -73,11 +85,16 @@ static int pci_mmcfg_read(unsigned int seg, unsigned int bus,
static int pci_mmcfg_write(unsigned int seg, unsigned int bus,
unsigned int devfn, int reg, int len, u32 value)
{
- char *addr = pci_dev_base(seg, bus, devfn);
+ char __iomem *addr;
+ /* Why do we have this when nobody checks it. How about a BUG()!? -AK */
if (unlikely((bus > 255) || (devfn > 255) || (reg > 4095)))
return -EINVAL;
+ addr = pci_dev_base(seg, bus, devfn);
+ if (!addr)
+ return pci_conf1_write(seg,bus,devfn,reg,len,value);
+
switch (len) {
case 1:
writeb(value, addr + reg);
@@ -98,6 +115,30 @@ static struct pci_raw_ops pci_mmcfg = {
.write = pci_mmcfg_write,
};
+/* K8 systems have some devices (typically in the builtin northbridge)
+ that are only accessible using type1
+ Normally this can be expressed in the MCFG by not listing them
+ and assigning suitable _SEGs, but this isn't implemented in some BIOS.
+ Instead try to discover all devices on bus 0 that are unreachable using MM
+ and fallback for them.
+ We only do this for bus 0/seg 0 */
+static __init void unreachable_devices(void)
+{
+ int i;
+ for (i = 0; i < 32; i++) {
+ u32 val1;
+ char __iomem *addr;
+
+ pci_conf1_read(0, 0, PCI_DEVFN(i,0), 0, 4, &val1);
+ if (val1 == 0xffffffff)
+ continue;
+ addr = pci_dev_base(0, 0, PCI_DEVFN(i, 0));
+ if (addr == NULL|| readl(addr) != val1) {
+ set_bit(i, &fallback_slots);
+ }
+ }
+}
+
static int __init pci_mmcfg_init(void)
{
int i;
@@ -128,6 +169,8 @@ static int __init pci_mmcfg_init(void)
printk(KERN_INFO "PCI: Using MMCONFIG at %x\n", pci_mmcfg_config[i].base_address);
}
+ unreachable_devices();
+
raw_pci_ops = &pci_mmcfg;
pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;