Thread (8 messages) 8 messages, 3 authors, 2024-02-20
STALE870d REVIEWED: 8 (7M)

[PATCH 2/5] null_blk: initialize the tag_set timeout in null_init_tag_set

From: Christoph Hellwig <hch@lst.de>
Date: 2024-02-19 06:29:49
Subsystem: block layer, the rest · Maintainers: Jens Axboe, Linus Torvalds

Otherwise it will be reset to the always same value when initializing a
device using the shared tag_set.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Johannes Thumshirn <redacted>
---
 drivers/block/null_blk/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c
index d6836327eefb42..89e63d1c610362 100644
--- a/drivers/block/null_blk/main.c
+++ b/drivers/block/null_blk/main.c
@@ -1797,6 +1797,7 @@ static int null_init_tag_set(struct nullb *nullb, struct blk_mq_tag_set *set)
 	set->nr_hw_queues = hw_queues;
 	set->queue_depth = queue_depth;
 	set->numa_node = numa_node;
+	set->timeout = 5 * HZ;
 	if (poll_queues) {
 		set->nr_hw_queues += poll_queues;
 		set->nr_maps = 3;
@@ -1921,7 +1922,6 @@ static int null_add_dev(struct nullb_device *dev)
 	if (rv)
 		goto out_cleanup_queues;
 
-	nullb->tag_set->timeout = 5 * HZ;
 	nullb->disk = blk_mq_alloc_disk(nullb->tag_set, NULL, nullb);
 	if (IS_ERR(nullb->disk)) {
 		rv = PTR_ERR(nullb->disk);
-- 
2.39.2
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