diff options
author | Nick Piggin <npiggin@suse.de> | 2006-03-22 03:07:59 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-22 10:53:56 -0500 |
commit | 8d438f96d2b8eade6cbcd8adfc22dae6f5cbd6c0 (patch) | |
tree | 5248caf52ed9ba1dbb172d9e3bd3216c97ab3b84 /include/linux/page-flags.h | |
parent | 46453a6e194a8c55fe6cf3dc8e1c4f24e2abc013 (diff) |
[PATCH] mm: PageLRU no testset
PG_lru is protected by zone->lru_lock. It does not need TestSet/TestClear
operations.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/page-flags.h')
-rw-r--r-- | include/linux/page-flags.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index d52999c43336..58856c823f8b 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h | |||
@@ -239,10 +239,9 @@ extern void __mod_page_state_offset(unsigned long offset, unsigned long delta); | |||
239 | #define __ClearPageDirty(page) __clear_bit(PG_dirty, &(page)->flags) | 239 | #define __ClearPageDirty(page) __clear_bit(PG_dirty, &(page)->flags) |
240 | #define TestClearPageDirty(page) test_and_clear_bit(PG_dirty, &(page)->flags) | 240 | #define TestClearPageDirty(page) test_and_clear_bit(PG_dirty, &(page)->flags) |
241 | 241 | ||
242 | #define SetPageLRU(page) set_bit(PG_lru, &(page)->flags) | ||
243 | #define PageLRU(page) test_bit(PG_lru, &(page)->flags) | 242 | #define PageLRU(page) test_bit(PG_lru, &(page)->flags) |
244 | #define TestSetPageLRU(page) test_and_set_bit(PG_lru, &(page)->flags) | 243 | #define SetPageLRU(page) set_bit(PG_lru, &(page)->flags) |
245 | #define TestClearPageLRU(page) test_and_clear_bit(PG_lru, &(page)->flags) | 244 | #define ClearPageLRU(page) clear_bit(PG_lru, &(page)->flags) |
246 | 245 | ||
247 | #define PageActive(page) test_bit(PG_active, &(page)->flags) | 246 | #define PageActive(page) test_bit(PG_active, &(page)->flags) |
248 | #define SetPageActive(page) set_bit(PG_active, &(page)->flags) | 247 | #define SetPageActive(page) set_bit(PG_active, &(page)->flags) |