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bcache: Make sure to pass GFP_WAIT to mempool_alloc()

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this was very wrong - mempool_alloc() only guarantees success with GFP_WAIT.
bcache uses GFP_NOWAIT in various other places where we have a fallback,
circuits must've gotten crossed when writing this code or something.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
This commit is contained in:
Kent Overstreet 2014-05-19 08:57:55 -07:00
parent 9e5c353510
commit bcf090e004
1 changed files with 1 additions and 1 deletions
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2
drivers/md/bcache/btree.c
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@ -202,7 +202,7 @@ void bch_btree_node_read_done(struct btree *b)
struct bset *i = btree_bset_first(b);
struct btree_iter *iter;
iter = mempool_alloc(b->c->fill_iter, GFP_NOWAIT);
iter = mempool_alloc(b->c->fill_iter, GFP_NOIO);
iter->size = b->c->sb.bucket_size / b->c->sb.block_size;
iter->used = 0;