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-rw-r--r--fs/btrfs/super.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index e84e6cb57526..16d7fc751ba8 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -325,7 +325,7 @@ enum {
Opt_check_integrity_print_mask, Opt_fatal_errors, Opt_rescan_uuid_tree,
Opt_commit_interval, Opt_barrier, Opt_nodefrag, Opt_nodiscard,
Opt_noenospc_debug, Opt_noflushoncommit, Opt_acl, Opt_datacow,
- Opt_datasum,
+ Opt_datasum, Opt_treelog,
Opt_err,
};
@@ -353,6 +353,7 @@ static match_table_t tokens = {
{Opt_acl, "acl"},
{Opt_noacl, "noacl"},
{Opt_notreelog, "notreelog"},
+ {Opt_treelog, "treelog"},
{Opt_flushoncommit, "flushoncommit"},
{Opt_noflushoncommit, "noflushoncommit"},
{Opt_ratio, "metadata_ratio=%d"},
@@ -579,6 +580,11 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
btrfs_info(root->fs_info, "disabling tree log");
btrfs_set_opt(info->mount_opt, NOTREELOG);
break;
+ case Opt_treelog:
+ if (btrfs_test_opt(root, NOTREELOG))
+ btrfs_info(root->fs_info, "enabling tree log");
+ btrfs_clear_opt(info->mount_opt, NOTREELOG);
+ break;
case Opt_flushoncommit:
btrfs_info(root->fs_info, "turning on flush-on-commit");
btrfs_set_opt(info->mount_opt, FLUSHONCOMMIT);