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Subject[PATCH] mm: complement page reclaim comment
Date
From: Wanpeng Li <liwp@linux.vnet.ibm.com>

Signed-off-by: Wanpeng Li <liwp.linux@gmail.com>
---
mm/vmscan.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index ed823df..603c96f 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3203,6 +3203,7 @@ int zone_reclaim(struct zone *zone, gfp_t gfp_mask, unsigned int order)
* Reasons page might not be evictable:
* (1) page's mapping marked unevictable
* (2) page is part of an mlocked VMA
+ * (3) page mapped into SHM_LOCK'd shared memory regions
*
*/
int page_evictable(struct page *page, struct vm_area_struct *vma)
--
1.7.9.5


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