From: Alexandru Moise <00moses.alexander00@gmail.com> Date: Sun, 25 Oct 2015 20:15:06 +0000 (+0000) Subject: btrfs: zero out delayed node upon allocation X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=352dd9c8d3b34e406584c95be45cbc4f1ec5a405;p=openwrt%2Fstaging%2Fblogic.git btrfs: zero out delayed node upon allocation It's slightly cleaner to zero-out the delayed node upon allocation than to do it by hand in btrfs_init_delayed_node() for a few members Signed-off-by: Alexandru Moise <00moses.alexander00@gmail.com> Signed-off-by: David Sterba --- diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index e0941fbb913c..0be47e4b8136 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -54,16 +54,11 @@ static inline void btrfs_init_delayed_node( delayed_node->root = root; delayed_node->inode_id = inode_id; atomic_set(&delayed_node->refs, 0); - delayed_node->count = 0; - delayed_node->flags = 0; delayed_node->ins_root = RB_ROOT; delayed_node->del_root = RB_ROOT; mutex_init(&delayed_node->mutex); - delayed_node->index_cnt = 0; INIT_LIST_HEAD(&delayed_node->n_list); INIT_LIST_HEAD(&delayed_node->p_list); - delayed_node->bytes_reserved = 0; - memset(&delayed_node->inode_item, 0, sizeof(delayed_node->inode_item)); } static inline int btrfs_is_continuous_delayed_item( @@ -132,7 +127,7 @@ again: if (node) return node; - node = kmem_cache_alloc(delayed_node_cache, GFP_NOFS); + node = kmem_cache_zalloc(delayed_node_cache, GFP_NOFS); if (!node) return ERR_PTR(-ENOMEM); btrfs_init_delayed_node(node, root, ino);