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authorIlya Dryomov <idryomov@gmail.com>2012-06-22 12:24:12 -0600
committerChris Mason <chris.mason@fusionio.com>2012-07-02 15:39:16 -0400
commit68310a5e42f93c2242ec1836c3b18d531e0065e2 (patch)
treecf457369274a1633ba02170fcb6aab0114906f0a /fs/btrfs/disk-io.c
parentc3473e830074ef04f974f2829690942dd8580619 (diff)
downloadblackbird-op-linux-68310a5e42f93c2242ec1836c3b18d531e0065e2.tar.gz
blackbird-op-linux-68310a5e42f93c2242ec1836c3b18d531e0065e2.zip
Btrfs: restore restriper state on all mounts
Fix a bug that triggered asserts in btrfs_balance() in both normal and resume modes -- restriper state was not properly restored on read-only mounts. This factors out resuming code from btrfs_restore_balance(), which is now also called earlier in the mount sequence to avoid the problem of some early writes getting the old profile. Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 7d7bc8eace86..3a7961ba161e 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2354,12 +2354,17 @@ retry_root_backup:
BTRFS_CSUM_TREE_OBJECTID, csum_root);
if (ret)
goto recovery_tree_root;
-
csum_root->track_dirty = 1;
fs_info->generation = generation;
fs_info->last_trans_committed = generation;
+ ret = btrfs_recover_balance(fs_info);
+ if (ret) {
+ printk(KERN_WARNING "btrfs: failed to recover balance\n");
+ goto fail_block_groups;
+ }
+
ret = btrfs_init_dev_stats(fs_info);
if (ret) {
printk(KERN_ERR "btrfs: failed to init dev_stats: %d\n",
@@ -2492,9 +2497,6 @@ retry_root_backup:
err = btrfs_orphan_cleanup(fs_info->tree_root);
up_read(&fs_info->cleanup_work_sem);
- if (!err)
- err = btrfs_recover_balance(fs_info->tree_root);
-
if (err) {
close_ctree(tree_root);
return err;
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