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blk-mq: remove blk_mq_tagset_iter 

Unused now that nvme stopped using it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2018-06-14 14:26:47 +02:00
parent 14dfa400f9
commit e6c3456aa8
2 changed files with 0 additions and 31 deletions
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29
block/blk-mq-tag.c
View File

@ -311,35 +311,6 @@ void blk_mq_tagset_busy_iter(struct blk_mq_tag_set *tagset,
}
EXPORT_SYMBOL(blk_mq_tagset_busy_iter);
int blk_mq_tagset_iter(struct blk_mq_tag_set *set, void *data,
int (fn)(void *, struct request *))
{
int i, j, ret = 0;
if (WARN_ON_ONCE(!fn))
goto out;
for (i = 0; i < set->nr_hw_queues; i++) {
struct blk_mq_tags *tags = set->tags[i];
if (!tags)
continue;
for (j = 0; j < tags->nr_tags; j++) {
if (!tags->static_rqs[j])
continue;
ret = fn(data, tags->static_rqs[j]);
if (ret)
goto out;
}
}
out:
return ret;
}
EXPORT_SYMBOL_GPL(blk_mq_tagset_iter);
void blk_mq_queue_tag_busy_iter(struct request_queue *q, busy_iter_fn *fn,
void *priv)
{

2
include/linux/blk-mq.h
View File

@ -281,8 +281,6 @@ void blk_freeze_queue_start(struct request_queue *q);
void blk_mq_freeze_queue_wait(struct request_queue *q);
int blk_mq_freeze_queue_wait_timeout(struct request_queue *q,
unsigned long timeout);
int blk_mq_tagset_iter(struct blk_mq_tag_set *set, void *data,
int (reinit_request)(void *, struct request *));
int blk_mq_map_queues(struct blk_mq_tag_set *set);
void blk_mq_update_nr_hw_queues(struct blk_mq_tag_set *set, int nr_hw_queues);