diff options
| -rw-r--r-- | drivers/block/pktcdvd.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index 12fcc881b04f..9071c4ebc1b9 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -828,6 +828,12 @@ static noinline_for_stack int pkt_set_speed(struct pktcdvd_device *pd, */ static void pkt_queue_bio(struct pktcdvd_device *pd, struct bio *bio) { + /* + * Some CDRW drives can not handle writes larger than one packet, + * even if the size is a multiple of the packet size. + */ + bio->bi_opf |= REQ_NOMERGE; + spin_lock(&pd->iosched.lock); if (bio_data_dir(bio) == READ) bio_list_add(&pd->iosched.read_queue, bio); @@ -2191,11 +2197,6 @@ static int pkt_open_dev(struct pktcdvd_device *pd, bool write) ret = pkt_open_write(pd); if (ret) goto out_putdev; - /* - * Some CDRW drives can not handle writes larger than one packet, - * even if the size is a multiple of the packet size. - */ - blk_queue_max_hw_sectors(q, pd->settings.size); set_bit(PACKET_WRITABLE, &pd->flags); } else { pkt_set_speed(pd, MAX_SPEED, MAX_SPEED); |