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authorKent Overstreet <kmo@daterainc.com>2014-05-19 08:55:40 -0700
committerKent Overstreet <kmo@daterainc.com>2014-08-04 15:23:03 -0700
commit501d52a90cbe652b41336c206ff0e95799d5a9b5 (patch)
tree84c394218e0180934467c678c63b92414463f2ab
parentbcf090e0040e30f8409e6a535a01e6473afb096f (diff)
downloadop-kernel-dev-501d52a90cbe652b41336c206ff0e95799d5a9b5.zip
op-kernel-dev-501d52a90cbe652b41336c206ff0e95799d5a9b5.tar.gz
bcache: Allocate bounce buffers with GFP_NOWAIT
There's no point in blocking on these allocations, since our fallback paths will probably go faster than blocking. Change-Id: I733ca202c25cb36bde02607a0a60552229a4241c
-rw-r--r--drivers/md/bcache/bset.c2
-rw-r--r--drivers/md/bcache/btree.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/bcache/bset.c b/drivers/md/bcache/bset.c
index 5454164..646fe85 100644
--- a/drivers/md/bcache/bset.c
+++ b/drivers/md/bcache/bset.c
@@ -1182,7 +1182,7 @@ static void __btree_sort(struct btree_keys *b, struct btree_iter *iter,
{
uint64_t start_time;
bool used_mempool = false;
- struct bset *out = (void *) __get_free_pages(__GFP_NOWARN|GFP_NOIO,
+ struct bset *out = (void *) __get_free_pages(__GFP_NOWARN|GFP_NOWAIT,
order);
if (!out) {
struct page *outp;
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index e538d45..39c7f5b 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -421,7 +421,7 @@ static void do_btree_node_write(struct btree *b)
SET_PTR_OFFSET(&k.key, 0, PTR_OFFSET(&k.key, 0) +
bset_sector_offset(&b->keys, i));
- if (!bio_alloc_pages(b->bio, GFP_NOIO)) {
+ if (!bio_alloc_pages(b->bio, __GFP_NOWARN|GFP_NOWAIT)) {
int j;
struct bio_vec *bv;
void *base = (void *) ((unsigned long) i & ~(PAGE_SIZE - 1));
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