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| author | Nick Piggin <npiggin@suse.de> | 2009-05-05 19:13:44 +1000 |
|---|---|---|
| committer | Pekka Enberg <penberg@cs.helsinki.fi> | 2009-05-06 10:23:02 +0300 |
| commit | 1eb5ac6466d4be7b15b38ce3ab709600f1bc891f (patch) | |
| tree | f10c11cb78e8b4716fe4c98d1fa838a7cd19e9b0 /mm/slub.c | |
| parent | ce8a7424d23a36f043d0de8484f888971c831119 (diff) | |
| download | lwn-1eb5ac6466d4be7b15b38ce3ab709600f1bc891f.tar.gz lwn-1eb5ac6466d4be7b15b38ce3ab709600f1bc891f.zip | |
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/slub.c')
| -rw-r--r-- | mm/slub.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c index 7ab54ecbd3f3..aa34913a41ea 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); } |