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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-01 13:56:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-01 13:56:35 -0700 |
| commit | a57d985e378ca69f430b85852e4187db3698a89e (patch) | |
| tree | 01fbc23313959d20fcd4e7385ef5a056b47c1828 /arch/ia64 | |
| parent | cdeb9b014331af4282be522824e36f3aa33f0671 (diff) | |
| parent | 39c9a4ab2b91bff26801c86e423ef07fb705b3c0 (diff) | |
| download | linux-a57d985e378ca69f430b85852e4187db3698a89e.tar.bz2 | |
Merge tag 'please-pull-ia64-for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux
Pull ia64 update from Tony Luck:
"Usual mish-mash of ia64 fixes for next merge window"
* tag 'please-pull-ia64-for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux:
[IA64] xen: Fix return value check in xencomm_vtop()
[IA64] Must enable interrupts in do_notify_resume_user before calling tracehook_notify_resume()
[IA64] kexec: Move the dereference below the NULL test
[IA64] Fix a node distance bug
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/include/asm/numa.h | 2 | ||||
| -rw-r--r-- | arch/ia64/kernel/machine_kexec.c | 3 | ||||
| -rw-r--r-- | arch/ia64/kernel/process.c | 4 | ||||
| -rw-r--r-- | arch/ia64/xen/xencomm.c | 3 |
4 files changed, 7 insertions, 5 deletions
diff --git a/arch/ia64/include/asm/numa.h b/arch/ia64/include/asm/numa.h index 6a8a27cfae3e..2e27ef175652 100644 --- a/arch/ia64/include/asm/numa.h +++ b/arch/ia64/include/asm/numa.h @@ -59,7 +59,7 @@ extern struct node_cpuid_s node_cpuid[NR_CPUS]; */ extern u8 numa_slit[MAX_NUMNODES * MAX_NUMNODES]; -#define node_distance(from,to) (numa_slit[(from) * num_online_nodes() + (to)]) +#define node_distance(from,to) (numa_slit[(from) * MAX_NUMNODES + (to)]) extern int paddr_to_nid(unsigned long paddr); diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c index 070e8effa175..5151a649c96b 100644 --- a/arch/ia64/kernel/machine_kexec.c +++ b/arch/ia64/kernel/machine_kexec.c @@ -85,12 +85,13 @@ static void ia64_machine_kexec(struct unw_frame_info *info, void *arg) struct kimage *image = arg; relocate_new_kernel_t rnk; void *pal_addr = efi_get_pal_addr(); - unsigned long code_addr = (unsigned long)page_address(image->control_code_page); + unsigned long code_addr; int ii; u64 fp, gp; ia64_fptr_t *init_handler = (ia64_fptr_t *)ia64_os_init_on_kdump; BUG_ON(!image); + code_addr = (unsigned long)page_address(image->control_code_page); if (image->type == KEXEC_TYPE_CRASH) { crash_save_this_cpu(); current->thread.ksp = (__u64)info->sw - 16; diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index 3e316ec0b835..ee31fe9b310e 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -197,8 +197,8 @@ do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall) ia64_do_signal(scr, in_syscall); } - if (test_thread_flag(TIF_NOTIFY_RESUME)) { - clear_thread_flag(TIF_NOTIFY_RESUME); + if (test_and_clear_thread_flag(TIF_NOTIFY_RESUME)) { + local_irq_enable(); /* force interrupt enable */ tracehook_notify_resume(&scr->pt); } diff --git a/arch/ia64/xen/xencomm.c b/arch/ia64/xen/xencomm.c index 1f5d7ac82e97..73d903ca2d64 100644 --- a/arch/ia64/xen/xencomm.c +++ b/arch/ia64/xen/xencomm.c @@ -17,6 +17,7 @@ */ #include <linux/mm.h> +#include <linux/err.h> static unsigned long kernel_virtual_offset; static int is_xencomm_initialized; @@ -98,7 +99,7 @@ xencomm_vtop(unsigned long vaddr) /* We assume the page is modified. */ page = follow_page(vma, vaddr, FOLL_WRITE | FOLL_TOUCH); - if (!page) + if (IS_ERR_OR_NULL(page)) return ~0UL; return (page_to_pfn(page) << PAGE_SHIFT) | (vaddr & ~PAGE_MASK); |