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blk-mq: remove blk_mq_alloc_tag_set_tags

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There is no point in trying to share any code with the realloc case when
all that is needed by the initial tagset allocation is a simple
kcalloc_node.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20221109100811.2413423-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-11-09 11:08:10 +01:00 committed by Jens Axboe
parent 99771d73ff
commit 5ee20298ff
1 changed files with 5 additions and 9 deletions
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14
block/blk-mq.c
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@ -4398,12 +4398,6 @@ static int blk_mq_realloc_tag_set_tags(struct blk_mq_tag_set *set,
return 0;
}
static int blk_mq_alloc_tag_set_tags(struct blk_mq_tag_set *set,
int new_nr_hw_queues)
{
return blk_mq_realloc_tag_set_tags(set, 0, new_nr_hw_queues);
}
/*
* Alloc a tag set to be associated with one or more request queues.
* May fail with EINVAL for various error conditions. May adjust the
@ -4466,11 +4460,13 @@ int blk_mq_alloc_tag_set(struct blk_mq_tag_set *set)
goto out_free_srcu;
}
ret = blk_mq_alloc_tag_set_tags(set, set->nr_hw_queues);
if (ret)
ret = -ENOMEM;
set->tags = kcalloc_node(set->nr_hw_queues,
sizeof(struct blk_mq_tags *), GFP_KERNEL,
set->numa_node);
if (!set->tags)
goto out_cleanup_srcu;
ret = -ENOMEM;
for (i = 0; i < set->nr_maps; i++) {
set->map[i].mq_map = kcalloc_node(nr_cpu_ids,
sizeof(set->map[i].mq_map[0]),