btrfs-progs: check: enable repair in lowmem mode

Turn on the option --repair with --mode==lowmem in btrfs check.

Signed-off-by: Su Yue <suy.fnst@cn.fujitsu.com>
[ use warning() and adjust wording ]
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/cmds-check.c b/cmds-check.c
index 5c822b8..89e12c1 100644 (file)
--- a/cmds-check.c
+++ b/cmds-check.c
@@ -13072,12 +13072,10 @@ int cmd_check(int argc, char **argv)
        }
 
        /*
-        * Not supported yet
+        * experimental and dangerous
         */
-       if (repair && check_mode == CHECK_MODE_LOWMEM) {
-               error("low memory mode doesn't support repair yet");
-               exit(1);
-       }
+       if (repair && check_mode == CHECK_MODE_LOWMEM)
+               warning("low-memory mode repair support is only partial");
 
        radix_tree_init();
        cache_tree_init(&root_cache);