diff options
| author | Frederic Weisbecker <fweisbec@gmail.com> | 2012-11-14 00:26:54 +0100 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2012-11-19 16:41:41 +0100 |
| commit | 1017769bd0073f0a73e066377cd79a10cf0a33ab (patch) | |
| tree | b9abda7f6e5b9525c1685acbffbc4f6034f8f3b3 /kernel | |
| parent | e3942ba04052364d3c6454103362cafd87456010 (diff) | |
| download | blackbird-op-linux-1017769bd0073f0a73e066377cd79a10cf0a33ab.tar.gz blackbird-op-linux-1017769bd0073f0a73e066377cd79a10cf0a33ab.zip | |
vtime: No need to disable irqs on vtime_account()
vtime_account() is only called from irq entry. irqs
are always disabled at this point so we can safely
remove the irq disabling guards on that function.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Reviewed-by: Steven Rostedt <rostedt@goodmis.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched/cputime.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index 2e8d34aac97e..80b2fd5a7cf0 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -467,16 +467,10 @@ void vtime_task_switch(struct task_struct *prev) #ifndef __ARCH_HAS_VTIME_ACCOUNT void vtime_account(struct task_struct *tsk) { - unsigned long flags; - - local_irq_save(flags); - if (in_interrupt() || !is_idle_task(tsk)) vtime_account_system(tsk); else vtime_account_idle(tsk); - - local_irq_restore(flags); } EXPORT_SYMBOL_GPL(vtime_account); #endif /* __ARCH_HAS_VTIME_ACCOUNT */ |
