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bcache: Convert try_wait to wait_queue_head_t

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We never waited on c->try_wait asynchronously, so just use the standard
primitives.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
This commit is contained in:
Kent Overstreet
2013-07-24 17:27:07 -07:00
parent 0b93207abb
commit e8e1d4682c
4 changed files with 75 additions and 99 deletions
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10
drivers/md/bcache/super.c
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@@ -1436,12 +1436,14 @@ struct cache_set *bch_cache_set_alloc(struct cache_sb *sb)
c->sort_crit_factor = int_sqrt(c->btree_pages);
mutex_init(&c->bucket_lock);
mutex_init(&c->sort_lock);
spin_lock_init(&c->sort_time_lock);
closure_init_unlocked(&c->sb_write);
mutex_init(&c->bucket_lock);
init_waitqueue_head(&c->try_wait);
closure_init_unlocked(&c->uuid_write);
spin_lock_init(&c->sort_time_lock);
mutex_init(&c->sort_lock);
spin_lock_init(&c->btree_read_time_lock);
bch_moving_init_cache_set(c);
INIT_LIST_HEAD(&c->list);
@@ -1529,7 +1531,7 @@ static void run_cache_set(struct cache_set *c)
goto err;
err = "error reading btree root";
c->root = bch_btree_node_get(c, k, j->btree_level, &op);
c->root = bch_btree_node_get(c, k, j->btree_level, true);
if (IS_ERR_OR_NULL(c->root))
goto err;