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authorMel Gorman <mgorman@techsingularity.net>2016-07-28 15:46:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-28 16:07:41 -0700
commit16709d1de1954475356a65848f80a01581b4903c (patch)
tree1b21abda454d9e94ce04bc029ce23b945bfb0a1e /include
parent3b8c0be43cb844b3cd26fac00e7663a1201176fd (diff)
mm: vmstat: replace __count_zone_vm_events with a zone id equivalent
This is partially a preparation patch for more vmstat work but it also has the slight advantage that __count_zid_vm_events is cheaper to calculate than __count_zone_vm_events(). Link: http://lkml.kernel.org/r/1467970510-21195-32-git-send-email-mgorman@techsingularity.net Signed-off-by: Mel Gorman <mgorman@techsingularity.net> Acked-by: Vlastimil Babka <vbabka@suse.cz> Cc: Hillf Danton <hillf.zj@alibaba-inc.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Michal Hocko <mhocko@kernel.org> Cc: Minchan Kim <minchan@kernel.org> Cc: Rik van Riel <riel@surriel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/vmstat.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 6b7975cd98aa..613771909b6e 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -101,9 +101,8 @@ static inline void vm_events_fold_cpu(int cpu)
#define count_vm_vmacache_event(x) do {} while (0)
#endif
-#define __count_zone_vm_events(item, zone, delta) \
- __count_vm_events(item##_NORMAL - ZONE_NORMAL + \
- zone_idx(zone), delta)
+#define __count_zid_vm_events(item, zid, delta) \
+ __count_vm_events(item##_NORMAL - ZONE_NORMAL + zid, delta)
/*
* Zone and node-based page accounting with per cpu differentials.