Commit b12a3b1e authored Aug 07, 2012 by Chris Mason Committed by Chris Mason Aug 28, 2012

Btrfs: don't run __tree_mod_log_free_eb on leaves



When we split a leaf, we may end up inserting a new root on top of that
leaf.  The reflog code was incorrectly assuming the old root was always
a node.  This makes sure we skip over leaves.

Signed-off-by: Chris Mason <chris.mason@fusionio.com>

parent 6fc823b1

fs/btrfs/ctree.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -625,6 +625,9 @@ __tree_mod_log_free_eb(struct btrfs_fs_info fs_info, struct extent_buffer eb)
		u32 nritems;
		int ret;

		if (btrfs_header_level(eb) == 0)
		return;

		nritems = btrfs_header_nritems(eb);
		for (i = nritems - 1; i >= 0; i--) {
		ret = tree_mod_log_insert_key_locked(fs_info, eb, i,