[PATCH] mm: PageActive no testset

PG_active is protected by zone->lru_lock, it does not need TestSet/TestClear
operations.

Signed-off-by: Nick Piggin <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Nick Piggin 2006-03-22 00:08:00 -08:00 • committed by Linus Torvalds
commit 4c84cacfa4
3 changed files with 5 additions and 6 deletions

View file

@ -374,8 +374,8 @@ void __pagevec_lru_add_active(struct pagevec *pvec)
}
BUG_ON(PageLRU(page));
SetPageLRU(page);
if (TestSetPageActive(page))
BUG();
BUG_ON(PageActive(page));
SetPageActive(page);
add_page_to_active_list(zone, page);
}
if (zone)