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mm/vmstat: inline NUMA event counter updates

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__count_numa_event is small enough to be treated similarly to
__count_vm_event so inline it.

Link: https://lkml.kernel.org/r/20210512095458.30632-5-mgorman@techsingularity.net
Signed-off-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Chuck Lever <chuck.lever@oracle.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jesper Dangaard Brouer <brouer@redhat.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mel Gorman 2021-06-28 19:41:47 -07:00 committed by Linus Torvalds
parent f19298b951
commit 3ac44a346a
2 changed files with 9 additions and 10 deletions
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10
include/linux/vmstat.h
View File

@ -238,7 +238,15 @@ static inline unsigned long zone_page_state_snapshot(struct zone *zone,
}
#ifdef CONFIG_NUMA
extern void __count_numa_event(struct zone *zone, enum numa_stat_item item);
/* See __count_vm_event comment on why raw_cpu_inc is used. */
static inline void
__count_numa_event(struct zone *zone, enum numa_stat_item item)
{
struct per_cpu_zonestat __percpu *pzstats = zone->per_cpu_zonestats;
raw_cpu_inc(pzstats->vm_numa_event[item]);
}
extern unsigned long sum_zone_node_page_state(int node,
enum zone_stat_item item);
extern unsigned long sum_zone_numa_event_state(int node, enum numa_stat_item item);

9
mm/vmstat.c
View File

@ -938,15 +938,6 @@ void drain_zonestat(struct zone *zone, struct per_cpu_zonestat *pzstats)
#endif
#ifdef CONFIG_NUMA
/* See __count_vm_event comment on why raw_cpu_inc is used. */
void __count_numa_event(struct zone *zone,
enum numa_stat_item item)
{
struct per_cpu_zonestat __percpu *pzstats = zone->per_cpu_zonestats;
raw_cpu_inc(pzstats->vm_numa_event[item]);
}
/*
* Determine the per node value of a stat item. This function
* is called frequently in a NUMA machine, so try to be as