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| author | Alex Elder <elder@ieee.org> | 2009-09-10 14:33:56 -0500 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2009-09-10 14:33:56 -0500 |
| commit | a4872d5b6ad69a49975c0268828b5bb2317ea5a0 (patch) | |
| tree | f79577c2731753efb621ef62774949c1e0acdaad /mm/vmscan.c | |
| parent | 4734d401d43c6469d568caf223d37aa0fc1bf4dc (diff) | |
| parent | 74fca6a42863ffacaf7ba6f1936a9f228950f657 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
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; /* |