[PATCH 1/2] null_blk: simplify logic for use_per_node_hctx
From: weiping zhang <hidden>
Date: 2017-08-02 16:26:39
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
make sure submit_queues equal nr_online_nodes. Signed-off-by: weiping zhang <redacted> --- drivers/block/null_blk.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index 85c24ca..72e2bc5 100644
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c@@ -733,9 +733,6 @@ static int null_add_dev(void) spin_lock_init(&nullb->lock); - if (queue_mode == NULL_Q_MQ && use_per_node_hctx) - submit_queues = nr_online_nodes; - rv = setup_queues(nullb); if (rv) goto out_free_nullb;
@@ -845,8 +842,8 @@ static int __init null_init(void) } if (queue_mode == NULL_Q_MQ && use_per_node_hctx) { - if (submit_queues < nr_online_nodes) { - pr_warn("null_blk: submit_queues param is set to %u.", + if (submit_queues != nr_online_nodes) { + pr_warn("null_blk: submit_queues param is set to %u.\n", nr_online_nodes); submit_queues = nr_online_nodes; }
--
2.9.4