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-rw-r--r--fs/btrfs/super.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 0002e6d1a16f..718b10de2049 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -71,6 +71,7 @@ enum {
71 Opt_nossd, Opt_ssd_spread, Opt_thread_pool, Opt_noacl, Opt_compress, 71 Opt_nossd, Opt_ssd_spread, Opt_thread_pool, Opt_noacl, Opt_compress,
72 Opt_compress_force, Opt_notreelog, Opt_ratio, Opt_flushoncommit, 72 Opt_compress_force, Opt_notreelog, Opt_ratio, Opt_flushoncommit,
73 Opt_discard, Opt_space_cache, Opt_clear_cache, Opt_err, 73 Opt_discard, Opt_space_cache, Opt_clear_cache, Opt_err,
74 Opt_user_subvol_rm_allowed,
74}; 75};
75 76
76static match_table_t tokens = { 77static match_table_t tokens = {
@@ -96,6 +97,7 @@ static match_table_t tokens = {
96 {Opt_discard, "discard"}, 97 {Opt_discard, "discard"},
97 {Opt_space_cache, "space_cache"}, 98 {Opt_space_cache, "space_cache"},
98 {Opt_clear_cache, "clear_cache"}, 99 {Opt_clear_cache, "clear_cache"},
100 {Opt_user_subvol_rm_allowed, "user_subvol_rm_allowed"},
99 {Opt_err, NULL}, 101 {Opt_err, NULL},
100}; 102};
101 103
@@ -246,6 +248,9 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
246 printk(KERN_INFO "btrfs: force clearing of disk cache\n"); 248 printk(KERN_INFO "btrfs: force clearing of disk cache\n");
247 btrfs_set_opt(info->mount_opt, CLEAR_CACHE); 249 btrfs_set_opt(info->mount_opt, CLEAR_CACHE);
248 break; 250 break;
251 case Opt_user_subvol_rm_allowed:
252 btrfs_set_opt(info->mount_opt, USER_SUBVOL_RM_ALLOWED);
253 break;
249 case Opt_err: 254 case Opt_err:
250 printk(KERN_INFO "btrfs: unrecognized mount option " 255 printk(KERN_INFO "btrfs: unrecognized mount option "
251 "'%s'\n", p); 256 "'%s'\n", p);