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authorNick Piggin <npiggin@suse.de>2009-05-05 19:13:44 +1000
committerPekka Enberg <penberg@cs.helsinki.fi>2009-05-06 10:23:02 +0300
commit1eb5ac6466d4be7b15b38ce3ab709600f1bc891f (patch)
treef10c11cb78e8b4716fe4c98d1fa838a7cd19e9b0 /mm
parentce8a7424d23a36f043d0de8484f888971c831119 (diff)
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mm: SLUB fix reclaim_state
SLUB does not correctly account reclaim_state.reclaimed_slab, so it will break memory reclaim. Account it like SLAB does. Cc: stable@kernel.org Cc: linux-mm@kvack.org Cc: Matt Mackall <mpm@selenic.com> Acked-by: Christoph Lameter <cl@linux-foundation.org> Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'mm')
-rw-r--r--mm/slub.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 7ab54ec..aa34913 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -9,6 +9,7 @@
*/
#include <linux/mm.h>
+#include <linux/swap.h> /* struct reclaim_state */
#include <linux/module.h>
#include <linux/bit_spinlock.h>
#include <linux/interrupt.h>
@@ -1170,6 +1171,8 @@ static void __free_slab(struct kmem_cache *s, struct page *page)
__ClearPageSlab(page);
reset_page_mapcount(page);
+ if (current->reclaim_state)
+ current->reclaim_state->reclaimed_slab += pages;
__free_pages(page, order);
}
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