btrfs: update comment for xarray fields in struct btrfs_root

The inode_lock field of struct btrfs_root was removed in commit
e2844cce75c9e61("btrfs: remove inode_lock from struct btrfs_root and use
xarray locks") but the related comment haven't been updated.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Sun YangKai <sunk67188@gmail.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 63f84969601198bcd7d1709917ed93411c56d4c9..8a54a0b6e502bb59e285e59b56ae5cdfed35fc2a 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -224,16 +224,10 @@ struct btrfs_root {
 
        struct list_head root_list;
 
-       /*
-        * Xarray that keeps track of in-memory inodes, protected by the lock
-        * @inode_lock.
-        */
+       /* Xarray that keeps track of in-memory inodes. */
        struct xarray inodes;
 
-       /*
-        * Xarray that keeps track of delayed nodes of every inode, protected
-        * by @inode_lock.
-        */
+       /* Xarray that keeps track of delayed nodes of every inode. */
        struct xarray delayed_nodes;
        /*
         * right now this just gets used so that a root has its own devid