The patch titled
Subject: mm/z3fold.c: use gfpflags_allow_blocking
has been added to the -mm tree. Its filename is
z3fold-use-gfpflags_allow_blocking.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/z3fold-use-gfpflags_allow_blocking.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/z3fold-use-gfpflags_allow_blocking.patch
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------------------------------------------------------
From: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>
Subject: mm/z3fold.c: use gfpflags_allow_blocking
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@xxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>
Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Vitaly Wool <vitalywool@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/z3fold.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/z3fold.c~z3fold-use-gfpflags_allow_blocking mm/z3fold.c
--- a/mm/z3fold.c~z3fold-use-gfpflags_allow_blocking
+++ a/mm/z3fold.c
@@ -538,7 +538,7 @@ static int z3fold_alloc(struct z3fold_po
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;
_
Patches currently in -mm which might be from mawilcox@xxxxxxxxxxxxx are
z3fold-use-gfpflags_allow_blocking.patch
list_debug-print-unmangled-addresses.patch
autofs4-use-wait_event_killable.patch
radix-tree-use-gfp_zonemask-bits-of-gfp_t-for-flags.patch
mac80211_hwsim-use-define_ida.patch
arm64-turn-flush_dcache_mmap_lock-into-a-no-op.patch
unicore32-turn-flush_dcache_mmap_lock-into-a-no-op.patch
export-__set_page_dirty.patch
fscache-use-appropriate-radix-tree-accessors.patch
xarray-add-the-xa_lock-to-the-radix_tree_root.patch
page-cache-use-xa_lock.patch
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