@@ -324,7 +324,7 @@ 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_treelog, Opt_noinode_cache,
+ Opt_datasum, Opt_treelog, Opt_noinode_cache, Opt_noi_version,
Opt_err,
};
@@ -351,6 +351,7 @@ static match_table_t tokens = {
{Opt_nossd, "nossd"},
{Opt_acl, "acl"},
{Opt_noacl, "noacl"},
+ {Opt_noi_version, "noi_version"},
{Opt_notreelog, "notreelog"},
{Opt_treelog, "treelog"},
{Opt_flushoncommit, "flushoncommit"},
@@ -593,6 +594,10 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
case Opt_noacl:
root->fs_info->sb->s_flags &= ~MS_POSIXACL;
break;
+ case Opt_noi_version:
+ root->fs_info->sb->s_flags &= ~MS_I_VERSION;
+ btrfs_info(root->fs_info, "disable i_version");
+ break;
case Opt_notreelog:
btrfs_set_and_info(root, NOTREELOG,
"disabling tree log");
MS_I_VERSION is enabled by default for btrfs, this adds an alternative option to toggle it off. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> --- fs/btrfs/super.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)