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Subject[this_cpu_xx 10/11] Use this_cpu ops for vm statistics.
Signed-off-by: Christoph Lameter <cl@linux-foundation.org>

---
include/linux/vmstat.h | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
Index: linux-2.6/include/linux/vmstat.h
===================================================================
--- linux-2.6.orig/include/linux/vmstat.h 2009-06-04 14:23:32.000000000 -0500
+++ linux-2.6/include/linux/vmstat.h 2009-06-04 14:36:04.000000000 -0500
@@ -75,24 +75,23 @@ DECLARE_PER_CPU(struct vm_event_state, v

static inline void __count_vm_event(enum vm_event_item item)
{
- __get_cpu_var(vm_event_states).event[item]++;
+ __this_cpu_inc(per_cpu_var(vm_event_states).event[item]);
}

static inline void count_vm_event(enum vm_event_item item)
{
- get_cpu_var(vm_event_states).event[item]++;
+ this_cpu_inc(per_cpu_var(vm_event_states).event[item]);
put_cpu();
}

static inline void __count_vm_events(enum vm_event_item item, long delta)
{
- __get_cpu_var(vm_event_states).event[item] += delta;
+ __this_cpu_add(per_cpu_var(vm_event_states).event[item], delta);
}

static inline void count_vm_events(enum vm_event_item item, long delta)
{
- get_cpu_var(vm_event_states).event[item] += delta;
- put_cpu();
+ this_cpu_add(per_cpu_var(vm_event_states).event[item], delta);
}

extern void all_vm_events(unsigned long *);
--


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