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| author | Gui Hecheng <guihc.fnst@cn.fujitsu.com> | 2014-06-05 06:02:51 +0400 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-06-10 04:21:12 +0400 |
| commit | c81d57679ee4b87a5b50e9afe4e5d1866d08b9ad (patch) | |
| tree | 3aa34ebc64c9c1233752a01918f80c0c8f0baefd | |
| parent | 9391558411e89915f7f7c5c996d3091eced1a0ef (diff) | |
| download | linux-c81d57679ee4b87a5b50e9afe4e5d1866d08b9ad.tar.xz | |
btrfs: replace EINVAL with EOPNOTSUPP for dev_replace raid56
To return EOPNOTSUPP is more user friendly than to return EINVAL,
and then user-space tool will show that the dev_replace operation
for raid56 is not currently supported rather than showing that
there is an invalid argument.
Signed-off-by: Gui Hecheng <guihc.fnst@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
| -rw-r--r-- | fs/btrfs/dev-replace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index 9f2290509aca..2af6e66fe788 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -313,7 +313,7 @@ int btrfs_dev_replace_start(struct btrfs_root *root, if (btrfs_fs_incompat(fs_info, RAID56)) { btrfs_warn(fs_info, "dev_replace cannot yet handle RAID5/RAID6"); - return -EINVAL; + return -EOPNOTSUPP; } switch (args->start.cont_reading_from_srcdev_mode) { |