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Merge branch 'slab-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/christoph/vm

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* 'slab-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/christoph/vm:
  slub page alloc fallback: Enable interrupts for GFP_WAIT.
This commit is contained in:
Linus Torvalds
2008-03-18 21:13:19 -07:00
parent f920bb6f5f caeab084de
commit d5eee40572
1 changed files with 9 additions and 3 deletions
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12
mm/slub.c
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@@ -1536,9 +1536,15 @@ static void *__slab_alloc(struct kmem_cache *s,
* That is only possible if certain conditions are met that are being
* checked when a slab is created.
*/
if (!(gfpflags & __GFP_NORETRY) && (s->flags & __PAGE_ALLOC_FALLBACK))
return kmalloc_large(s->objsize, gfpflags);
if (!(gfpflags & __GFP_NORETRY) &&
(s->flags & __PAGE_ALLOC_FALLBACK)) {
if (gfpflags & __GFP_WAIT)
local_irq_enable();
object = kmalloc_large(s->objsize, gfpflags);
if (gfpflags & __GFP_WAIT)
local_irq_disable();
return object;
}
return NULL;
debug:
if (!alloc_debug_processing(s, c->page, object, addr))