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mm/vmscan.c: fix recent_rotated history 

Johannes pointed out that after commit 886cf1901d ("mm: move
recent_rotated pages calculation to shrink_inactive_list()") we lost all
zone_reclaim_stat::recent_rotated history.

This fixes it.

Link: http://lkml.kernel.org/r/155905972210.26456.11178359431724024112.stgit@localhost.localdomain
Fixes: 886cf1901d ("mm: move recent_rotated pages calculation to shrink_inactive_list()")
Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Reported-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Daniel Jordan <daniel.m.jordan@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.2
Kirill Tkhai 2019-06-13 15:55:58 -07:00 committed by Linus Torvalds
parent dedca63504
commit b17f18aff2
1 changed files with 2 additions and 2 deletions
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mm/vmscan.c
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@ -1953,8 +1953,8 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec,
if (global_reclaim(sc))
__count_vm_events(item, nr_reclaimed);
__count_memcg_events(lruvec_memcg(lruvec), item, nr_reclaimed);
reclaim_stat->recent_rotated[0] = stat.nr_activate[0];
reclaim_stat->recent_rotated[1] = stat.nr_activate[1];
reclaim_stat->recent_rotated[0] += stat.nr_activate[0];
reclaim_stat->recent_rotated[1] += stat.nr_activate[1];
move_pages_to_lru(lruvec, &page_list);