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mm: return boolean from page_has_private()
[safe/jmp/linux-2.6]
/
mm
/
vmscan.c
diff --git
a/mm/vmscan.c
b/mm/vmscan.c
index
172119c
..
f5b5f02
100644
(file)
--- a/
mm/vmscan.c
+++ b/
mm/vmscan.c
@@
-286,7
+286,7
@@
static inline int page_mapping_inuse(struct page *page)
static inline int is_page_cache_freeable(struct page *page)
{
- return page_count(page) -
!!
page_has_private(page) == 2;
+ return page_count(page) - page_has_private(page) == 2;
}
static int may_write_to_queue(struct backing_dev_info *bdi)