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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>
This commit is contained in:
Mike Snitzer 2016-09-14 10:47:03 -04:00
parent e0c1075269
commit 7e48c768f4
1 changed files with 8 additions and 6 deletions
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14
drivers/md/dm-mpath.c
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@ -680,9 +680,11 @@ static int multipath_map_bio(struct dm_target *ti, struct bio *bio)
return __multipath_map_bio(m, bio, mpio); 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); 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) { if (!queue_if_no_path) {
dm_table_run_md_queue_async(m->ti->table); dm_table_run_md_queue_async(m->ti->table);
process_queued_bios_list(m); process_queued_io_list(m);
} }
return 0; return 0;
@ -1304,7 +1306,7 @@ static int reinstate_path(struct pgpath *pgpath)
spin_unlock_irqrestore(&m->lock, flags); spin_unlock_irqrestore(&m->lock, flags);
if (run_queue) { if (run_queue) {
dm_table_run_md_queue_async(m->ti->table); dm_table_run_md_queue_async(m->ti->table);
process_queued_bios_list(m); process_queued_io_list(m);
} }
return r; return r;
@ -1502,7 +1504,7 @@ static void pg_init_done(void *data, int errors)
} }
clear_bit(MPATHF_QUEUE_IO, &m->flags); clear_bit(MPATHF_QUEUE_IO, &m->flags);
process_queued_bios_list(m); process_queued_io_list(m);
/* /*
* Wake up any thread waiting to suspend. * 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)) if (test_bit(MPATHF_PG_INIT_REQUIRED, &m->flags))
pg_init_all_paths(m); pg_init_all_paths(m);
dm_table_run_md_queue_async(m->ti->table); dm_table_run_md_queue_async(m->ti->table);
process_queued_bios_list(m); process_queued_io_list(m);
} }
/* /*