From 7e48c768f44056a06bca596577c37f7721b53f0c Mon Sep 17 00:00:00 2001 From: Mike Snitzer Date: Wed, 14 Sep 2016 10:47:03 -0400 Subject: [PATCH] dm mpath: use dm_mq_kick_requeue_list() When reinstating a path the blk-mq request_queue's requeue_list should get kicked. It makes sense to kick the requeue_list as part of the existing hook (previously only used by bio-based support). Rename process_queued_bios_list to process_queued_io_list. Signed-off-by: Mike Snitzer Reviewed-by: Hannes Reinecke --- drivers/md/dm-mpath.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index c777d38f4b11..f69715bf0575 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -680,9 +680,11 @@ static int multipath_map_bio(struct dm_target *ti, struct bio *bio) return __multipath_map_bio(m, bio, mpio); } -static void process_queued_bios_list(struct multipath *m) +static void process_queued_io_list(struct multipath *m) { - if (m->queue_mode == DM_TYPE_BIO_BASED) + if (m->queue_mode == DM_TYPE_MQ_REQUEST_BASED) + dm_mq_kick_requeue_list(dm_table_get_md(m->ti->table)); + else if (m->queue_mode == DM_TYPE_BIO_BASED) queue_work(kmultipathd, &m->process_queued_bios); } @@ -752,7 +754,7 @@ static int queue_if_no_path(struct multipath *m, bool queue_if_no_path, if (!queue_if_no_path) { dm_table_run_md_queue_async(m->ti->table); - process_queued_bios_list(m); + process_queued_io_list(m); } return 0; @@ -1304,7 +1306,7 @@ static int reinstate_path(struct pgpath *pgpath) spin_unlock_irqrestore(&m->lock, flags); if (run_queue) { dm_table_run_md_queue_async(m->ti->table); - process_queued_bios_list(m); + process_queued_io_list(m); } return r; @@ -1502,7 +1504,7 @@ static void pg_init_done(void *data, int errors) } clear_bit(MPATHF_QUEUE_IO, &m->flags); - process_queued_bios_list(m); + process_queued_io_list(m); /* * Wake up any thread waiting to suspend. @@ -1937,7 +1939,7 @@ static int multipath_prepare_ioctl(struct dm_target *ti, if (test_bit(MPATHF_PG_INIT_REQUIRED, &m->flags)) pg_init_all_paths(m); dm_table_run_md_queue_async(m->ti->table); - process_queued_bios_list(m); + process_queued_io_list(m); } /* -- 2.45.2