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 <dsterba@suse.com>
This commit is contained in:
Alexandru Moise 2015-10-25 20:15:06 +00:00 committed by David Sterba
parent 575a75d6fa
commit 352dd9c8d3

View File

@ -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);