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BTRFS: Remove unused node_lock 

240f62c875 replaced the node_lock with rcu_read_lock, but forgot
to remove the actual lock in the data structure. Remove it here.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Andi Kleen 2011-05-18 00:11:22 +00:00 committed by Chris Mason
parent 61c4f2c81c
commit 0956c798ef
2 changed files with 0 additions and 4 deletions
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3
fs/btrfs/ctree.h
View File

@ -1088,9 +1088,6 @@ struct btrfs_fs_info {
struct btrfs_root {
struct extent_buffer *node;
/* the node lock is held while changing the node pointer */
spinlock_t node_lock;
struct extent_buffer *commit_root;
struct btrfs_root *log_root;
struct btrfs_root *reloc_root;

1
fs/btrfs/disk-io.c
View File

@ -1064,7 +1064,6 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize,
INIT_LIST_HEAD(&root->dirty_list);
INIT_LIST_HEAD(&root->orphan_list);
INIT_LIST_HEAD(&root->root_list);
spin_lock_init(&root->node_lock);
spin_lock_init(&root->orphan_lock);
spin_lock_init(&root->inode_lock);
spin_lock_init(&root->accounting_lock);