Commit 89124d70 authored by OGAWA Hirofumi's avatar OGAWA Hirofumi Committed by Pekka Enberg
Browse files

slub: Add might_sleep_if() to slab_alloc() 



Currently SLUB doesn't warn about __GFP_WAIT. Add it into slab_alloc().

Acked-by: default avatarChristoph Lameter <cl@linux-foundation.org>
Signed-off-by: default avatarOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: default avatarPekka Enberg <penberg@cs.helsinki.fi>
parent 3c92ec8a

mm/slub.c

+1 −0
Original line number Diff line number Diff line
@@ -1591,6 +1591,7 @@ static __always_inline void *slab_alloc(struct kmem_cache *s, 
	unsigned long flags;

	unsigned int objsize;



	might_sleep_if(gfpflags & __GFP_WAIT);

	local_irq_save(flags);

	c = get_cpu_slab(s, smp_processor_id());

	objsize = c->objsize;