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authorMike Snitzer <snitzer@redhat.com>2016-09-14 10:47:03 -0400
committerMike Snitzer <snitzer@redhat.com>2016-09-15 11:16:11 -0400
commit7e48c768f44056a06bca596577c37f7721b53f0c (patch)
treefa5ea08ca19dd655dc65624d4856dc6b5fed6dfc
parente0c107526960d1348cfe21f12bcfb3348fd7e8ab (diff)
downloadlinux-7e48c768f44056a06bca596577c37f7721b53f0c.tar.bz2
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 <snitzer@redhat.com> Reviewed-by: Hannes Reinecke <hare@suse.com>
-rw-r--r--drivers/md/dm-mpath.c14
1 files 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 @@ out:
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);
}
/*