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authorIngo Molnar <mingo@elte.hu>2009-09-06 06:11:38 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-06 06:11:42 +0200
commited011b22ce567eabefa9ea571d3721c10ecd0553 (patch)
treec7aee6684613075c772388a99a9137014549434e /mm/vmscan.c
parent85bac32c4a52c592b857f2c360cc5ec93a097d70 (diff)
parente07cccf4046978df10f2e13fe2b99b2f9b3a65db (diff)
Merge commit 'v2.6.31-rc9' into tracing/core
Merge reason: move from -rc5 to -rc9. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'mm/vmscan.c')
-rw-r--r--mm/vmscan.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index dea7abd31098..94e86dd6954c 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;
/*