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btrfs: disable scrub for extent-tree-v2

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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: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2021-12-15 15:40:02 -05:00 committed by David Sterba
parent ef3eccc19a
commit da32c6d570
1 changed files with 5 additions and 0 deletions
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5
fs/btrfs/ioctl.c
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@ -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);