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authorStefan Behrens <sbehrens@giantdisaster.de>2013-08-15 17:11:24 +0200
committerChris Mason <chris.mason@fusionio.com>2013-09-01 08:15:59 -0400
commitf420ee1e923b931eeef5e2928791e84b1197cab3 (patch)
tree11c4273d3ff3a08d18587fb3ae1f9b156e35d12c /fs/btrfs/disk-io.c
parent70f801754728017ebc909d603c69255dc1e6f06f (diff)
downloadblackbird-op-linux-f420ee1e923b931eeef5e2928791e84b1197cab3.tar.gz
blackbird-op-linux-f420ee1e923b931eeef5e2928791e84b1197cab3.zip
Btrfs: add mount option to force UUID tree checking
This should never be needed, but since all functions are there to check and rebuild the UUID tree, a mount option is added that allows to force this check and rebuild procedure. Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e7ef82ad0d26..00914a62abec 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2929,7 +2929,8 @@ retry_root_backup:
close_ctree(tree_root);
return ret;
}
- } else if (check_uuid_tree) {
+ } else if (check_uuid_tree ||
+ btrfs_test_opt(tree_root, RESCAN_UUID_TREE)) {
pr_info("btrfs: checking UUID tree\n");
ret = btrfs_check_uuid_tree(fs_info);
if (ret) {
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