diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-07-03 08:30:13 -0500 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-02-15 10:32:43 -0600 |
| commit | 29b152b9f3e7d4ac70925d371969c9a80541e3b8 (patch) | |
| tree | 087de8521ba3f0b615629b23d0ed463ef36cfb41 /include | |
| parent | 5ae928b0cfdf8b07bb59f77e6199fef1f062eaa8 (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) |