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authorArne Jansen <sensille@gmx.net>2013-02-13 04:20:01 -0700
committerChris Mason <chris.mason@fusionio.com>2013-02-14 20:47:41 -0500
commit2a745b14bc99d52c29d0c886a110321f651cf183 (patch)
treefb8634d03757d50dc56cd82fd5a6364d201bfcd1 /fs/btrfs/ctree.c
parent1a65e24b0bb7dde48cac4a2bf74d5558f9e32ba7 (diff)
Btrfs: fix crash in log replay with qgroups enabled
When replaying a log tree with qgroups enabled, tree_mod_log_rewind does a sanity-check of the number of items against the maximum possible number. It calculates that number with the nodesize of fs_root. Unfortunately fs_root is not yet set at this stage. So instead use the nodesize from tree_root, which is already initialized. Signed-off-by: Arne Jansen <sensille@gmx.net> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/ctree.c')
-rw-r--r--fs/btrfs/ctree.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index eea5da7a2b9a..6eff0fa9ecaa 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1222,7 +1222,7 @@ tree_mod_log_rewind(struct btrfs_fs_info *fs_info, struct extent_buffer *eb,
__tree_mod_log_rewind(eb_rewin, time_seq, tm);
WARN_ON(btrfs_header_nritems(eb_rewin) >
- BTRFS_NODEPTRS_PER_BLOCK(fs_info->fs_root));
+ BTRFS_NODEPTRS_PER_BLOCK(fs_info->tree_root));
return eb_rewin;
}