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authorChris Mason <chris.mason@fusionio.com>2013-05-17 21:53:17 -0400
committerChris Mason <chris.mason@fusionio.com>2013-05-17 21:53:17 -0400
commitc5cb6a0573bef87e098ee3cd946115ebe60a910e (patch)
tree49b64747b7af6b1024b25470cba583fa7dafe531 /fs/btrfs/dev-replace.c
parent9be3395bcd4ad4af76476ac38152b4cafa6b6159 (diff)
parent655b09fe540b73edeaabfb4c2d700be51a1f8bce (diff)
Merge branch 'for-chris' of git://git.kernel.org/pub/scm/linux/kernel/git/josef/btrfs-next
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 7ba7b3900cb8..65241f32d3f8 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: