Commit 1eb5ac64 authored by Nick Piggin's avatar Nick Piggin Committed by Pekka Enberg
Browse files

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: default avatarChristoph Lameter <cl@linux-foundation.org>
Signed-off-by: default avatarNick Piggin <npiggin@suse.de>
Signed-off-by: default avatarPekka Enberg <penberg@cs.helsinki.fi>
parent ce8a7424
......@@ -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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