diff options
| author | franciscofranco <franciscofranco.1990@gmail.com> | 2015-12-05 04:01:17 +0000 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-12-25 16:11:14 +0100 |
| commit | 2d6a958ab8f0aaa9c20738a0ac22ba94ae000362 (patch) | |
| tree | 1c2fafd423477f54ef91480567b8937d9a5215dc /arch | |
| parent | e5a41b03c4e0a299623929f41a3a1e17fa82076a (diff) | |
arm64: use the new *_relaxed macros for lower power usage
Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
Signed-off-by: Joe Maples <joe@frap129.org>
Signed-off-by: Mister Oyster <oysterized@gmail.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/include/asm/compat.h | 4 | ||||
| -rw-r--r-- | arch/arm64/include/asm/elf.h | 2 | ||||
| -rw-r--r-- | arch/arm64/include/asm/memory.h | 2 | ||||
| -rw-r--r-- | arch/arm64/include/asm/processor.h | 2 | ||||
| -rw-r--r-- | arch/arm64/kernel/ptrace.c | 8 |
5 files changed, 9 insertions, 9 deletions
diff --git a/arch/arm64/include/asm/compat.h b/arch/arm64/include/asm/compat.h index a203e973b..d7a68ab51 100644 --- a/arch/arm64/include/asm/compat.h +++ b/arch/arm64/include/asm/compat.h @@ -288,12 +288,12 @@ struct compat_shmid64_ds { static inline int is_compat_task(void) { - return test_thread_flag(TIF_32BIT); + return test_thread_flag_relaxed(TIF_32BIT); } static inline int is_compat_thread(struct thread_info *thread) { - return test_ti_thread_flag(thread, TIF_32BIT); + return test_ti_thread_flag_relaxed(thread, TIF_32BIT); } #else /* !CONFIG_COMPAT */ diff --git a/arch/arm64/include/asm/elf.h b/arch/arm64/include/asm/elf.h index a4e1758c4..3ba055440 100644 --- a/arch/arm64/include/asm/elf.h +++ b/arch/arm64/include/asm/elf.h @@ -138,7 +138,7 @@ extern int arch_setup_additional_pages(struct linux_binprm *bprm, /* 1GB of VA */ #ifdef CONFIG_COMPAT -#define STACK_RND_MASK (test_thread_flag(TIF_32BIT) ? \ +#define STACK_RND_MASK (test_thread_flag_relaxed(TIF_32BIT) ? \ 0x7ff >> (PAGE_SHIFT - 12) : \ 0x3ffff >> (PAGE_SHIFT - 12)) #else diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h index 34d4cb5e9..c775203d7 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -49,7 +49,7 @@ #ifdef CONFIG_COMPAT #define TASK_SIZE_32 UL(0x100000000) -#define TASK_SIZE (test_thread_flag(TIF_32BIT) ? \ +#define TASK_SIZE (test_thread_flag_relaxed(TIF_32BIT) ? \ TASK_SIZE_32 : TASK_SIZE_64) #define TASK_SIZE_OF(tsk) (test_tsk_thread_flag(tsk, TIF_32BIT) ? \ TASK_SIZE_32 : TASK_SIZE_64) diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h index d3dd246ed..ed23bb439 100644 --- a/arch/arm64/include/asm/processor.h +++ b/arch/arm64/include/asm/processor.h @@ -40,7 +40,7 @@ #define STACK_TOP_MAX TASK_SIZE_64 #ifdef CONFIG_COMPAT #define AARCH32_VECTORS_BASE 0xffff0000 -#define STACK_TOP (test_thread_flag(TIF_32BIT) ? \ +#define STACK_TOP (test_thread_flag_relaxed(TIF_32BIT) ? \ AARCH32_VECTORS_BASE : STACK_TOP_MAX) #else #define STACK_TOP STACK_TOP_MAX diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index 28d39b95a..4b242c448 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -1177,10 +1177,10 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs) if (secure_computing() == -1) return RET_SKIP_SYSCALL_TRACE; - if (test_thread_flag(TIF_SYSCALL_TRACE)) + if (test_thread_flag_relaxed(TIF_SYSCALL_TRACE)) tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER); - if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) + if (test_thread_flag_relaxed(TIF_SYSCALL_TRACEPOINT)) trace_sys_enter(regs, regs->syscallno); if (IS_SKIP_SYSCALL(regs->syscallno)) { @@ -1211,9 +1211,9 @@ asmlinkage void syscall_trace_exit(struct pt_regs *regs) { audit_syscall_exit(regs); - if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) + if (test_thread_flag_relaxed(TIF_SYSCALL_TRACEPOINT)) trace_sys_exit(regs, regs_return_value(regs)); - if (test_thread_flag(TIF_SYSCALL_TRACE)) + if (test_thread_flag_relaxed(TIF_SYSCALL_TRACE)) tracehook_report_syscall(regs, PTRACE_SYSCALL_EXIT); } |