diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/block/rbd.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 8f2c39ad3bb0..a29c6d2a49ad 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1164,7 +1164,6 @@ static int rbd_do_op(struct request *rq, struct rbd_device *rbd_dev, struct ceph_snap_context *snapc, u64 snapid, - int opcode, int flags, u64 ofs, u64 len, struct bio *bio, struct rbd_req_coll *coll, @@ -1176,6 +1175,8 @@ static int rbd_do_op(struct request *rq, int ret; struct ceph_osd_req_op *ops; u32 payload_len; + int opcode; + int flags; seg_name = rbd_segment_name(rbd_dev, ofs); if (!seg_name) @@ -1183,7 +1184,15 @@ static int rbd_do_op(struct request *rq, seg_len = rbd_segment_length(rbd_dev, ofs, len); seg_ofs = rbd_segment_offset(rbd_dev, ofs); - payload_len = (flags & CEPH_OSD_FLAG_WRITE ? seg_len : 0); + if (rq_data_dir(rq) == WRITE) { + opcode = CEPH_OSD_OP_WRITE; + flags = CEPH_OSD_FLAG_WRITE|CEPH_OSD_FLAG_ONDISK; + payload_len = seg_len; + } else { + opcode = CEPH_OSD_OP_READ; + flags = CEPH_OSD_FLAG_READ; + payload_len = 0; + } ret = -ENOMEM; ops = rbd_create_rw_ops(1, opcode, payload_len); @@ -1519,16 +1528,11 @@ static void rbd_rq_fn(struct request_queue *q) if (do_write) (void) rbd_do_op(rq, rbd_dev, snapc, CEPH_NOSNAP, - CEPH_OSD_OP_WRITE, - CEPH_OSD_FLAG_WRITE | - CEPH_OSD_FLAG_ONDISK, ofs, op_size, bio, coll, cur_seg); else (void) rbd_do_op(rq, rbd_dev, NULL, rbd_dev->mapping.snap_id, - CEPH_OSD_OP_READ, - CEPH_OSD_FLAG_READ, ofs, op_size, bio, coll, cur_seg); next_seg: |