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mm/z3fold.c: use gfpflags_allow_blocking

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We have a perfectly good macro to determine whether the gfp flags allow
you to sleep or not; use it instead of trying to infer it.

Link: http://lkml.kernel.org/r/20180408062206.GC16007@bombadil.infradead.org
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Vitaly Wool <vitalywool@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Matthew Wilcox 2018-04-10 16:29:37 -07:00 committed by Linus Torvalds
parent 1ec6995d12
commit 8a97ea546b
1 changed files with 1 additions and 1 deletions
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mm/z3fold.c
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@ -538,7 +538,7 @@ static int z3fold_alloc(struct z3fold_pool *pool, size_t size, gfp_t gfp,
struct z3fold_header *zhdr = NULL;
struct page *page = NULL;
enum buddy bud;
bool can_sleep = (gfp & __GFP_RECLAIM) == __GFP_RECLAIM;
bool can_sleep = gfpflags_allow_blocking(gfp);
if (!size || (gfp & __GFP_HIGHMEM))
return -EINVAL;