From 47c072c2d85a786c5290e0bc5d2e3110bc806ca1 Mon Sep 17 00:00:00 2001 From: Zach Brown Date: Wed, 14 Aug 2013 16:16:38 -0700 Subject: [PATCH] btrfs-progs: fix extent key endian bug in repair Extents rebuilt from backrefs can have their objectid mangled. The code tried to build a disk_key by hand and got the swabbing backwards. Signed-off-by: Zach Brown Signed-off-by: David Sterba Signed-off-by: Chris Mason --- cmds-check.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/cmds-check.c b/cmds-check.c index 2318aed5..2d5162c8 100644 --- a/cmds-check.c +++ b/cmds-check.c @@ -3931,9 +3931,12 @@ static int record_extent(struct btrfs_trans_handle *trans, bi = (struct btrfs_tree_block_info *)(ei + 1); memset_extent_buffer(leaf, 0, (unsigned long)bi, sizeof(*bi)); - memset(©_key, 0, sizeof(copy_key)); - copy_key.objectid = le64_to_cpu(rec->info_objectid); + btrfs_set_disk_key_objectid(©_key, + rec->info_objectid); + btrfs_set_disk_key_type(©_key, 0); + btrfs_set_disk_key_offset(©_key, 0); + btrfs_set_tree_block_level(leaf, bi, rec->info_level); btrfs_set_tree_block_key(leaf, bi, ©_key);