summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/super.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/btrfs/super.c')
-rw-r--r--fs/btrfs/super.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 3aab10ce63e8..e913328d0f2a 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -921,7 +921,7 @@ int btrfs_sync_fs(struct super_block *sb, int wait)
return 0;
}
- btrfs_wait_all_ordered_extents(fs_info, 1);
+ btrfs_wait_all_ordered_extents(fs_info);
trans = btrfs_attach_transaction_barrier(root);
if (IS_ERR(trans)) {
@@ -1340,6 +1340,12 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data)
if (ret)
goto restore;
} else {
+ if (test_bit(BTRFS_FS_STATE_ERROR, &root->fs_info->fs_state)) {
+ btrfs_err(fs_info,
+ "Remounting read-write after error is not allowed\n");
+ ret = -EINVAL;
+ goto restore;
+ }
if (fs_info->fs_devices->rw_devices == 0) {
ret = -EACCES;
goto restore;
@@ -1377,6 +1383,16 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data)
pr_warn("btrfs: failed to resume dev_replace\n");
goto restore;
}
+
+ if (!fs_info->uuid_root) {
+ pr_info("btrfs: creating UUID tree\n");
+ ret = btrfs_create_uuid_tree(fs_info);
+ if (ret) {
+ pr_warn("btrfs: failed to create the uuid tree"
+ "%d\n", ret);
+ goto restore;
+ }
+ }
sb->s_flags &= ~MS_RDONLY;
}
out:
@@ -1762,6 +1778,9 @@ static void btrfs_print_info(void)
#ifdef CONFIG_BTRFS_DEBUG
", debug=on"
#endif
+#ifdef CONFIG_BTRFS_ASSERT
+ ", assert=on"
+#endif
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
", integrity-checker=on"
#endif
OpenPOWER on IntegriCloud