[PATCH 25/60] block: pktcdvd: set NO_MP for pktcdvd request queue
From: Ming Lei <tom.leiming@gmail.com>
Date: 2016-10-29 08:13:49
Also in:
linux-fsdevel, lkml
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
At least pkt_start_write() operates on the bvec table directly, it isn't ready to enable multipage bvec yet, so mark the flag now. Signed-off-by: Ming Lei <tom.leiming@gmail.com> --- drivers/block/pktcdvd.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 817d2cc17d01..403c93b46ea3 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c@@ -2518,6 +2518,9 @@ static void pkt_init_queue(struct pktcdvd_device *pd) blk_queue_logical_block_size(q, CD_FRAMESIZE); blk_queue_max_hw_sectors(q, PACKET_MAX_SECTORS); q->queuedata = pd; + + /* not ready for multipage bvec yet */ + set_bit(QUEUE_FLAG_NO_MP, &q->queue_flags); } static int pkt_seq_show(struct seq_file *m, void *p)
--
2.7.4