diff options
| author | Ingo Molnar <mingo@elte.hu> | 2011-01-05 14:22:08 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-01-05 14:22:10 +0100 |
| commit | aef1b9cef78ae65c6501850851cc3f61f9be477b (patch) | |
| tree | 9769972983e84620df17c13b73f70a8341c4b125 /arch/arm/kernel | |
| parent | 20c457b8587bee4644d998331d9e13be82e05b4c (diff) | |
| parent | 3c0eee3fe6a3a1c745379547c7e7c904aa64f6d5 (diff) | |
Merge commit 'v2.6.37' into perf/core
Merge reason: Add the final .37 tree.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/entry-common.S | 6 | ||||
| -rw-r--r-- | arch/arm/kernel/smp.c | 1 |
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 8bfa98757cd..80bf8cd88d7 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -29,6 +29,9 @@ ret_fast_syscall: ldr r1, [tsk, #TI_FLAGS] tst r1, #_TIF_WORK_MASK bne fast_work_pending +#if defined(CONFIG_IRQSOFF_TRACER) + asm_trace_hardirqs_on +#endif /* perform architecture specific actions before user return */ arch_ret_to_user r1, lr @@ -65,6 +68,9 @@ ret_slow_syscall: tst r1, #_TIF_WORK_MASK bne work_pending no_work_pending: +#if defined(CONFIG_IRQSOFF_TRACER) + asm_trace_hardirqs_on +#endif /* perform architecture specific actions before user return */ arch_ret_to_user r1, lr diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 8c195959025..9066473c0eb 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -310,7 +310,6 @@ asmlinkage void __cpuinit secondary_start_kernel(void) * All kernel threads share the same mm context; grab a * reference and switch to it. */ - atomic_inc(&mm->mm_users); atomic_inc(&mm->mm_count); current->active_mm = mm; cpumask_set_cpu(cpu, mm_cpumask(mm)); |