diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-07-03 08:30:13 -0500 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2011-12-28 16:25:32 -0600 |
| commit | 18e72984e967ca54d11e0d0918b78b66313163fc (patch) | |
| tree | 1f738f9d289ae4e7e2fc7db25880bf4fd476a5d7 /include | |
| parent | 027dab518101b8ccc0a043a86b1de7095eb41776 (diff) | |
mm: make vmstat -rt aware
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/vmstat.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index 65efb92da996..1b3f2efd3ad0 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -29,7 +29,9 @@ DECLARE_PER_CPU(struct vm_event_state, vm_event_states); static inline void __count_vm_event(enum vm_event_item item) { + preempt_disable_rt(); __this_cpu_inc(vm_event_states.event[item]); + preempt_enable_rt(); } static inline void count_vm_event(enum vm_event_item item) @@ -39,7 +41,9 @@ static inline void count_vm_event(enum vm_event_item item) static inline void __count_vm_events(enum vm_event_item item, long delta) { + preempt_disable_rt(); __this_cpu_add(vm_event_states.event[item], delta); + preempt_enable_rt(); } static inline void count_vm_events(enum vm_event_item item, long delta) |