Commit da32c6d5 authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

btrfs: disable scrub for extent-tree-v2 



Scrub depends on extent references for every block, and with extent tree
v2 we won't have that, so disable scrub until we can add back the proper
code to handle extent-tree-v2.

Signed-off-by: default avatarJosef Bacik <josef@toxicpanda.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent ef3eccc1

fs/btrfs/ioctl.c

+5 −0
Original line number Diff line number Diff line
@@ -3979,6 +3979,11 @@ static long btrfs_ioctl_scrub(struct file *file, void __user *arg) 
	if (!capable(CAP_SYS_ADMIN))

		return -EPERM;



	if (btrfs_fs_incompat(fs_info, EXTENT_TREE_V2)) {

		btrfs_err(fs_info, "scrub is not supported on extent tree v2 yet");

		return -EINVAL;

	}



	sa = memdup_user(arg, sizeof(*sa));

	if (IS_ERR(sa))

		return PTR_ERR(sa);