diff options
Diffstat (limited to 'arch')
37 files changed, 45 insertions, 89 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 8e0d665c8d53..4377b0cec976 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -870,6 +870,21 @@ config OLD_SIGACTION config COMPAT_OLD_SIGACTION bool +config 64BIT_TIME + def_bool ARCH_HAS_64BIT_TIME + help + This should be selected by all architectures that need to support + new system calls with a 64-bit time_t. This is relevant on all 32-bit + architectures, and 64-bit architectures as part of compat syscall + handling. + +config COMPAT_32BIT_TIME + def_bool (!64BIT && 64BIT_TIME) || COMPAT + help + This enables 32 bit time_t support in addition to 64 bit time_t support. + This is relevant on all 32-bit architectures, and 64-bit architectures + as part of compat syscall handling. + config ARCH_NO_COHERENT_DMA_MMAP bool diff --git a/arch/alpha/include/asm/Kbuild b/arch/alpha/include/asm/Kbuild index 9b68790013e2..0580cb8c84b2 100644 --- a/arch/alpha/include/asm/Kbuild +++ b/arch/alpha/include/asm/Kbuild @@ -1,6 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 +generic-y += compat.h generic-y += exec.h generic-y += export.h generic-y += fb.h diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index 4bd5d4369e05..d51bc22e8795 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -1,5 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 generic-y += bugs.h +generic-y += compat.h generic-y += device.h generic-y += div64.h generic-y += emergency-restart.h diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild index 873e3c189279..1d66db9c9db5 100644 --- a/arch/arm/include/asm/Kbuild +++ b/arch/arm/include/asm/Kbuild @@ -1,3 +1,4 @@ +generic-y += compat.h generic-y += current.h generic-y += early_ioremap.h generic-y += emergency-restart.h diff --git a/arch/arm64/include/asm/compat.h b/arch/arm64/include/asm/compat.h index c00c62e1a4a3..0030f79808b3 100644 --- a/arch/arm64/include/asm/compat.h +++ b/arch/arm64/include/asm/compat.h @@ -34,7 +34,6 @@ typedef u32 compat_size_t; typedef s32 compat_ssize_t; -typedef s32 compat_time_t; typedef s32 compat_clock_t; typedef s32 compat_pid_t; typedef u16 __compat_uid_t; @@ -66,16 +65,6 @@ typedef u32 compat_ulong_t; typedef u64 compat_u64; typedef u32 compat_uptr_t; -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - struct compat_stat { #ifdef __AARCH64EB__ short st_dev; diff --git a/arch/arm64/include/asm/stat.h b/arch/arm64/include/asm/stat.h index 15e35598ac40..eab738019707 100644 --- a/arch/arm64/include/asm/stat.h +++ b/arch/arm64/include/asm/stat.h @@ -20,6 +20,7 @@ #ifdef CONFIG_COMPAT +#include <linux/compat_time.h> #include <asm/compat.h> /* diff --git a/arch/arm64/kernel/hw_breakpoint.c b/arch/arm64/kernel/hw_breakpoint.c index 74bb56f656ef..413dbe530da8 100644 --- a/arch/arm64/kernel/hw_breakpoint.c +++ b/arch/arm64/kernel/hw_breakpoint.c @@ -30,7 +30,6 @@ #include <linux/smp.h> #include <linux/uaccess.h> -#include <asm/compat.h> #include <asm/current.h> #include <asm/debug-monitors.h> #include <asm/hw_breakpoint.h> diff --git a/arch/arm64/kernel/perf_regs.c b/arch/arm64/kernel/perf_regs.c index 1d091d048d04..0bbac612146e 100644 --- a/arch/arm64/kernel/perf_regs.c +++ b/arch/arm64/kernel/perf_regs.c @@ -1,11 +1,11 @@ // SPDX-License-Identifier: GPL-2.0 +#include <linux/compat.h> #include <linux/errno.h> #include <linux/kernel.h> #include <linux/perf_event.h> #include <linux/bug.h> #include <linux/sched/task_stack.h> -#include <asm/compat.h> #include <asm/perf_regs.h> #include <asm/ptrace.h> diff --git a/arch/c6x/include/asm/Kbuild b/arch/c6x/include/asm/Kbuild index fd4c840de837..24037486317c 100644 --- a/arch/c6x/include/asm/Kbuild +++ b/arch/c6x/include/asm/Kbuild @@ -1,6 +1,7 @@ generic-y += atomic.h generic-y += barrier.h generic-y += bugs.h +generic-y += compat.h generic-y += current.h generic-y += device.h generic-y += div64.h diff --git a/arch/h8300/include/asm/Kbuild b/arch/h8300/include/asm/Kbuild index 14bac06b7116..a5d0b2991f47 100644 --- a/arch/h8300/include/asm/Kbuild +++ b/arch/h8300/include/asm/Kbuild @@ -3,6 +3,7 @@ generic-y += barrier.h generic-y += bugs.h generic-y += cacheflush.h generic-y += checksum.h +generic-y += compat.h generic-y += current.h generic-y += delay.h generic-y += device.h diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild index e9743f689fb8..dd2fd9c0d292 100644 --- a/arch/hexagon/include/asm/Kbuild +++ b/arch/hexagon/include/asm/Kbuild @@ -2,6 +2,7 @@ generic-y += barrier.h generic-y += bug.h generic-y += bugs.h +generic-y += compat.h generic-y += current.h generic-y += device.h generic-y += div64.h diff --git a/arch/ia64/include/asm/Kbuild b/arch/ia64/include/asm/Kbuild index 6dd867873364..557bbc8ba9f5 100644 --- a/arch/ia64/include/asm/Kbuild +++ b/arch/ia64/include/asm/Kbuild @@ -1,3 +1,4 @@ +generic-y += compat.h generic-y += exec.h generic-y += irq_work.h generic-y += mcs_spinlock.h diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild index 88a9d27df1ac..4d8d68c4e3dd 100644 --- a/arch/m68k/include/asm/Kbuild +++ b/arch/m68k/include/asm/Kbuild @@ -1,4 +1,5 @@ generic-y += barrier.h +generic-y += compat.h generic-y += device.h generic-y += emergency-restart.h generic-y += exec.h diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild index 3c80a5a308ed..fe6a6c6e5003 100644 --- a/arch/microblaze/include/asm/Kbuild +++ b/arch/microblaze/include/asm/Kbuild @@ -2,6 +2,7 @@ generic-y += barrier.h generic-y += bitops.h generic-y += bug.h generic-y += bugs.h +generic-y += compat.h generic-y += device.h generic-y += div64.h generic-y += emergency-restart.h diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h index 9a0fa66b81ac..3e548ee99a2f 100644 --- a/arch/mips/include/asm/compat.h +++ b/arch/mips/include/asm/compat.h @@ -14,7 +14,6 @@ typedef u32 compat_size_t; typedef s32 compat_ssize_t; -typedef s32 compat_time_t; typedef s32 compat_clock_t; typedef s32 compat_suseconds_t; @@ -46,16 +45,6 @@ typedef u32 compat_ulong_t; typedef u64 compat_u64; typedef u32 compat_uptr_t; -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - struct compat_stat { compat_dev_t st_dev; s32 st_pad1[3]; diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c index c4db910a8794..b5d9e1784aff 100644 --- a/arch/mips/kernel/signal32.c +++ b/arch/mips/kernel/signal32.c @@ -8,13 +8,13 @@ * Copyright (C) 1999, 2000 Silicon Graphics, Inc. * Copyright (C) 2016, Imagination Technologies Ltd. */ +#include <linux/compat.h> #include <linux/compiler.h> #include <linux/errno.h> #include <linux/kernel.h> #include <linux/signal.h> #include <linux/syscalls.h> -#include <asm/compat.h> #include <asm/compat-signal.h> #include <linux/uaccess.h> #include <asm/unistd.h> diff --git a/arch/nds32/include/asm/Kbuild b/arch/nds32/include/asm/Kbuild index 06bdf8167f5a..d1b1f89d44f6 100644 --- a/arch/nds32/include/asm/Kbuild +++ b/arch/nds32/include/asm/Kbuild @@ -9,6 +9,7 @@ generic-y += checksum.h generic-y += clkdev.h generic-y += cmpxchg.h generic-y += cmpxchg-local.h +generic-y += compat.h generic-y += cputime.h generic-y += device.h generic-y += div64.h diff --git a/arch/nios2/include/asm/Kbuild b/arch/nios2/include/asm/Kbuild index d232da2cbb38..64ed3d656956 100644 --- a/arch/nios2/include/asm/Kbuild +++ b/arch/nios2/include/asm/Kbuild @@ -4,6 +4,7 @@ generic-y += bitops.h generic-y += bug.h generic-y += bugs.h generic-y += cmpxchg.h +generic-y += compat.h generic-y += current.h generic-y += device.h generic-y += div64.h diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index f05c722a21f8..65964d390b10 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -2,6 +2,7 @@ generic-y += barrier.h generic-y += bug.h generic-y += bugs.h generic-y += checksum.h +generic-y += compat.h generic-y += current.h generic-y += device.h generic-y += div64.h diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h index 57b8b2a2fd4e..0cdfec8857bd 100644 --- a/arch/parisc/include/asm/compat.h +++ b/arch/parisc/include/asm/compat.h @@ -13,7 +13,6 @@ typedef u32 compat_size_t; typedef s32 compat_ssize_t; -typedef s32 compat_time_t; typedef s32 compat_clock_t; typedef s32 compat_pid_t; typedef u32 __compat_uid_t; @@ -40,16 +39,6 @@ typedef u32 compat_ulong_t; typedef u64 compat_u64; typedef u32 compat_uptr_t; -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - struct compat_stat { compat_dev_t st_dev; /* dev_t is 32 bits on parisc */ compat_ino_t st_ino; /* 32 bits */ diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h index 62168e1158f1..b4773c81f7d5 100644 --- a/arch/powerpc/include/asm/compat.h +++ b/arch/powerpc/include/asm/compat.h @@ -17,7 +17,6 @@ typedef u32 compat_size_t; typedef s32 compat_ssize_t; -typedef s32 compat_time_t; typedef s32 compat_clock_t; typedef s32 compat_pid_t; typedef u32 __compat_uid_t; @@ -45,16 +44,6 @@ typedef u32 compat_ulong_t; typedef u64 compat_u64; typedef u32 compat_uptr_t; -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - struct compat_stat { compat_dev_t st_dev; compat_ino_t st_ino; diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 6bee65f3cfd3..a77528db474c 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -13,6 +13,7 @@ * 2 of the License, or (at your option) any later version. */ +#include <linux/compat.h> #include <linux/signal.h> #include <linux/sched.h> #include <linux/kernel.h> @@ -42,7 +43,6 @@ #include <asm/paca.h> #include <asm/lppaca.h> #include <asm/cache.h> -#include <asm/compat.h> #include <asm/mmu.h> #include <asm/hvcall.h> #include <asm/xics.h> diff --git a/arch/powerpc/oprofile/backtrace.c b/arch/powerpc/oprofile/backtrace.c index ecc66d5f02c9..ad054dd0d666 100644 --- a/arch/powerpc/oprofile/backtrace.c +++ b/arch/powerpc/oprofile/backtrace.c @@ -7,6 +7,7 @@ * 2 of the License, or (at your option) any later version. **/ +#include <linux/compat_time.h> #include <linux/oprofile.h> #include <linux/sched.h> #include <asm/processor.h> diff --git a/arch/s390/hypfs/hypfs_sprp.c b/arch/s390/hypfs/hypfs_sprp.c index ae0ed8dd5f1b..5d85a039391c 100644 --- a/arch/s390/hypfs/hypfs_sprp.c +++ b/arch/s390/hypfs/hypfs_sprp.c @@ -13,7 +13,6 @@ #include <linux/string.h> #include <linux/types.h> #include <linux/uaccess.h> -#include <asm/compat.h> #include <asm/diag.h> #include <asm/sclp.h> #include "hypfs.h" diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h index 9830fb6b076e..501aaff85304 100644 --- a/arch/s390/include/asm/compat.h +++ b/arch/s390/include/asm/compat.h @@ -53,7 +53,6 @@ typedef u32 compat_size_t; typedef s32 compat_ssize_t; -typedef s32 compat_time_t; typedef s32 compat_clock_t; typedef s32 compat_pid_t; typedef u16 __compat_uid_t; @@ -97,16 +96,6 @@ typedef struct { u32 gprs_high[NUM_GPRS]; } s390_compat_regs_high; -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - struct compat_stat { compat_dev_t st_dev; u16 __pad1; diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h index 1a61b1b997f2..7d22a474a040 100644 --- a/arch/s390/include/asm/elf.h +++ b/arch/s390/include/asm/elf.h @@ -125,8 +125,9 @@ * ELF register definitions.. */ +#include <linux/compat.h> + #include <asm/ptrace.h> -#include <asm/compat.h> #include <asm/syscall.h> #include <asm/user.h> @@ -136,7 +137,6 @@ typedef s390_regs elf_gregset_t; typedef s390_fp_regs compat_elf_fpregset_t; typedef s390_compat_regs compat_elf_gregset_t; -#include <linux/compat.h> #include <linux/sched/mm.h> /* for task_struct */ #include <asm/mmu_context.h> diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index ebfa0442e569..a3bce0e84346 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -26,7 +26,6 @@ #include <asm/gmap.h> #include <asm/io.h> #include <asm/ptrace.h> -#include <asm/compat.h> #include <asm/sclp.h> #include "gaccess.h" #include "kvm-s390.h" diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c index 93cd0f1ca12b..19b2d2a9b43d 100644 --- a/arch/s390/pci/pci_clp.c +++ b/arch/s390/pci/pci_clp.c @@ -19,7 +19,6 @@ #include <linux/uaccess.h> #include <asm/pci_debug.h> #include <asm/pci_clp.h> -#include <asm/compat.h> #include <asm/clp.h> #include <uapi/asm/clp.h> diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index 1efcce74997b..46dd82ab2c29 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -1,3 +1,4 @@ +generic-y += compat.h generic-y += current.h generic-y += delay.h generic-y += div64.h diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h index 615283e16f22..1910c44521e3 100644 --- a/arch/sparc/include/asm/compat.h +++ b/arch/sparc/include/asm/compat.h @@ -11,7 +11,6 @@ typedef u32 compat_size_t; typedef s32 compat_ssize_t; -typedef s32 compat_time_t; typedef s32 compat_clock_t; typedef s32 compat_pid_t; typedef u16 __compat_uid_t; @@ -39,16 +38,6 @@ typedef u32 compat_ulong_t; typedef u64 compat_u64; typedef u32 compat_uptr_t; -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - struct compat_stat { compat_dev_t st_dev; compat_ino_t st_ino; @@ -168,6 +157,7 @@ static inline compat_uptr_t ptr_to_compat(void __user *uptr) return (u32)(unsigned long)uptr; } +#ifdef CONFIG_COMPAT static inline void __user *arch_compat_alloc_user_space(long len) { struct pt_regs *regs = current_thread_info()->kregs; @@ -184,6 +174,7 @@ static inline void __user *arch_compat_alloc_user_space(long len) return (void __user *) usp; } +#endif struct compat_ipc64_perm { compat_key_t key; @@ -243,6 +234,7 @@ struct compat_shmid64_ds { unsigned int __unused2; }; +#ifdef CONFIG_COMPAT static inline int is_compat_task(void) { return test_thread_flag(TIF_32BIT); @@ -254,5 +246,6 @@ static inline bool in_compat_syscall(void) return pt_regs_trap_type(current_pt_regs()) == 0x110; } #define in_compat_syscall in_compat_syscall +#endif #endif /* _ASM_SPARC64_COMPAT_H */ diff --git a/arch/um/include/asm/Kbuild b/arch/um/include/asm/Kbuild index bb5a196c3061..b10dde6cb793 100644 --- a/arch/um/include/asm/Kbuild +++ b/arch/um/include/asm/Kbuild @@ -1,6 +1,7 @@ generic-y += barrier.h generic-y += bpf_perf_event.h generic-y += bug.h +generic-y += compat.h generic-y += current.h generic-y += delay.h generic-y += device.h diff --git a/arch/unicore32/include/asm/Kbuild b/arch/unicore32/include/asm/Kbuild index 6f70c76c81fc..bfc7abe77905 100644 --- a/arch/unicore32/include/asm/Kbuild +++ b/arch/unicore32/include/asm/Kbuild @@ -1,5 +1,6 @@ generic-y += atomic.h generic-y += bugs.h +generic-y += compat.h generic-y += current.h generic-y += device.h generic-y += div64.h diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index a6006e7bb729..7a987e6c7c35 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -2391,7 +2391,7 @@ static unsigned long get_segment_base(unsigned int segment) #ifdef CONFIG_IA32_EMULATION -#include <asm/compat.h> +#include <linux/compat.h> static inline int perf_callchain_user32(struct pt_regs *regs, struct perf_callchain_entry_ctx *entry) diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h index e1c8dab86670..7cd314b71c51 100644 --- a/arch/x86/include/asm/compat.h +++ b/arch/x86/include/asm/compat.h @@ -17,7 +17,6 @@ typedef u32 compat_size_t; typedef s32 compat_ssize_t; -typedef s32 compat_time_t; typedef s32 compat_clock_t; typedef s32 compat_pid_t; typedef u16 __compat_uid_t; @@ -46,16 +45,6 @@ typedef u32 compat_u32; typedef u64 __attribute__((aligned(4))) compat_u64; typedef u32 compat_uptr_t; -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - struct compat_stat { compat_dev_t st_dev; u16 __pad1; diff --git a/arch/x86/include/asm/ftrace.h b/arch/x86/include/asm/ftrace.h index 09ad88572746..db25aa15b705 100644 --- a/arch/x86/include/asm/ftrace.h +++ b/arch/x86/include/asm/ftrace.h @@ -49,7 +49,7 @@ int ftrace_int3_handler(struct pt_regs *regs); #if !defined(__ASSEMBLY__) && !defined(COMPILE_OFFSETS) #if defined(CONFIG_FTRACE_SYSCALLS) && defined(CONFIG_IA32_EMULATION) -#include <asm/compat.h> +#include <linux/compat.h> /* * Because ia32 syscalls do not map to x86_64 syscall numbers diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c index a3f15ed545b5..6a78d4b36a79 100644 --- a/arch/x86/kernel/sys_x86_64.c +++ b/arch/x86/kernel/sys_x86_64.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 +#include <linux/compat.h> #include <linux/errno.h> #include <linux/sched.h> #include <linux/sched/mm.h> @@ -19,7 +20,6 @@ #include <linux/elf.h> #include <asm/elf.h> -#include <asm/compat.h> #include <asm/ia32.h> #include <asm/syscalls.h> #include <asm/mpx.h> diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index 436b20337168..e5e1e61c538c 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -1,4 +1,5 @@ generic-y += bug.h +generic-y += compat.h generic-y += device.h generic-y += div64.h generic-y += dma-contiguous.h |