summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/dev-replace.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-27 11:00:52 +0900
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-27 11:00:52 +0900
commit45f6bc5ff9c3387387f048ec85dcb4e69acf0b03 (patch)
treed04952bb05b53a362bcd165fb910c5c1441b4c5d /fs/btrfs/dev-replace.c
parent3138887bd8d18173f3c2baf1e43621c49090cd27 (diff)
parente4aa937ec75df0eea0bee03bffa3303ad36c986b (diff)
Merge 3.10-rc3 into usb-next
We want these fixes. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/dev-replace.c')
-rw-r--r--fs/btrfs/dev-replace.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 7ba7b3900cb..65241f32d3f 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -313,6 +313,11 @@ int btrfs_dev_replace_start(struct btrfs_root *root,
struct btrfs_device *tgt_device = NULL;
struct btrfs_device *src_device = NULL;
+ if (btrfs_fs_incompat(fs_info, RAID56)) {
+ pr_warn("btrfs: dev_replace cannot yet handle RAID5/RAID6\n");
+ return -EINVAL;
+ }
+
switch (args->start.cont_reading_from_srcdev_mode) {
case BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_ALWAYS:
case BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_AVOID: