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| author | Johannes Weiner <hannes@cmpxchg.org> | 2009-09-22 02:02:59 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-22 16:17:38 +0200 |
| commit | edcf4748cd56adcdf0856cc99ef108a4ea3ac7fe (patch) | |
| tree | 317d477d08dea82f5eef2e9c17294d0f0639ea81 /mm/vmscan.c | |
| parent | mm: return boolean from page_is_file_cache() (diff) | |
| download | linux-edcf4748cd56adcdf0856cc99ef108a4ea3ac7fe.tar.xz linux-edcf4748cd56adcdf0856cc99ef108a4ea3ac7fe.zip | |
mm: return boolean from page_has_private()
Make page_has_private() return a true boolean value and remove the double
negations from the two callsites using it for arithmetic.
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Christoph Lameter <cl@linux-foundation.org>
Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 172119caebcc..f5b5f029288c 100644 --- 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) |