Add missing comparison to op in expression, which was forgotten when doing the REQ_OP transition. Fixes: b3d3fa519905 ("btrfs: update __btrfs_map_block for REQ_OP transition") Signed-off-by: Vincent Stehlé <vincent.stehle@xxxxxxxxx> Cc: Mike Christie <mchristi@xxxxxxxxxx> Cc: Jens Axboe <axboe@xxxxxx> --- Hi, I saw that issue in linux next. Not sure if it is too late to squash the fix with commit b3d3fa519905 or not... Best regards, Vincent. fs/btrfs/volumes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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) { -- 2.8.1 -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel