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| author |   Johannes Weiner <hannes@cmpxchg.org> | 2018-10-26 15:06:35 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2018-10-26 16:26:32 -0700 |
| commit | 505802a53510e54ad5fbbd655a68893df83bfb91 (patch) | |
| tree | 27fb9f4a72f799cc83e1bb81986173aa5c5984a6 /mm/workingset.c | |
| parent | psi: cgroup support (diff) | |
| download | linux-dev-505802a53510e54ad5fbbd655a68893df83bfb91.tar.xz linux-dev-505802a53510e54ad5fbbd655a68893df83bfb91.zip | |
mm: workingset: use cheaper __inc_lruvec_state in irqsafe node reclaim
No need to use the preemption-safe lruvec state function inside the
reclaim region that has irqs disabled.
Link: http://lkml.kernel.org/r/20181009184732.762-3-hannes@cmpxchg.org
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Rik van Riel <riel@surriel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/workingset.c')
| -rw-r--r-- | mm/workingset.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/workingset.c b/mm/workingset.c index 99b7f7c09b13..5a72c9d5e195 100644 --- a/mm/workingset.c +++ b/mm/workingset.c @@ -500,7 +500,7 @@ static enum lru_status shadow_lru_isolate(struct list_head *item, } if (WARN_ON_ONCE(node->exceptional)) goto out_invalid; - inc_lruvec_page_state(virt_to_page(node), WORKINGSET_NODERECLAIM); + __inc_lruvec_page_state(virt_to_page(node), WORKINGSET_NODERECLAIM); __radix_tree_delete_node(&mapping->i_pages, node, workingset_lookup_update(mapping)); |