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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-09-12 12:04:37 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-12 12:04:37 +0100 |
| commit | 87d721ad7a37b7650dd710c88dd5c6a5bf9fe996 (patch) | |
| tree | 869d633803eb7c429624d3bd16a6117816849763 /mm/vmscan.c | |
| parent | ddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3 (diff) | |
| parent | b7cfda9fc3d7aa60cffab5367f2a72a4a70060cd (diff) | |
Merge branch 'master' into devel
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index dea7abd3109..94e86dd6954 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -630,9 +630,14 @@ static unsigned long shrink_page_list(struct list_head *page_list, referenced = page_referenced(page, 1, sc->mem_cgroup, &vm_flags); - /* In active use or really unfreeable? Activate it. */ + /* + * In active use or really unfreeable? Activate it. + * If page which have PG_mlocked lost isoltation race, + * try_to_unmap moves it to unevictable list + */ if (sc->order <= PAGE_ALLOC_COSTLY_ORDER && - referenced && page_mapping_inuse(page)) + referenced && page_mapping_inuse(page) + && !(vm_flags & VM_LOCKED)) goto activate_locked; /* |