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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-27 10:40:19 +0900
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-27 10:40:19 +0900
commitf35c69b736e4f910d7447346980145212c283570 (patch)
tree824b90cd870e6de07bbba19d761c1c74cf1fb4a7 /fs/btrfs/dev-replace.c
parentcd4373984a5903276f52777a6003425e023eaa7e (diff)
parente4aa937ec75df0eea0bee03bffa3303ad36c986b (diff)
Merge 3.10-rc3 into char-misc-next
We want the changes in here. 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: