On Sun, Jul 17, 2016 at 03:51:03PM -0500, Mike Christie wrote: > > > > diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c > > index a69203a..6ee1e36 100644 > > --- a/fs/btrfs/volumes.c > > +++ b/fs/btrfs/volumes.c > > @@ -5533,7 +5533,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int op, > > } > > > > } else if (map->type & BTRFS_BLOCK_GROUP_DUP) { > > - if (op == REQ_OP_WRITE || REQ_OP_DISCARD || > > + if (op == REQ_OP_WRITE || op == REQ_OP_DISCARD || > > op == REQ_GET_READ_MIRRORS) { > > num_stripes = map->num_stripes; > > } else if (mirror_num) { > > > > > Shoot. Dumb mistake by me. It is of course correct. Ad while we're at it we need to fix up that REQ_GET_READ_MIRRORS thing. Overloading the op localally in a fs is going to create problems sooner or later as no one touching the generic values and/or the code mashalling it in different forms knows about it. -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel