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authorDavid S. Miller <davem@davemloft.net>2013-05-25 03:48:28 +0400
committerDavid S. Miller <davem@davemloft.net>2013-05-25 03:48:28 +0400
commite6ff4c75f9095f61b3a66c2a78e47b62864022dd (patch)
tree425ea9463cbec0b1975b8a33d9a56817143055d0 /fs/btrfs/dev-replace.c
parentee9c799c231324de681eb21e06d8bf4842768b75 (diff)
parent0e255f1c0c9add2f0c920240ac4cadc28ae274c3 (diff)
downloadlinux-e6ff4c75f9095f61b3a66c2a78e47b62864022dd.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Merge net into net-next because some upcoming net-next changes build on top of bug fixes that went into net. Signed-off-by: David S. Miller <davem@davemloft.net>
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: