From: Ming Lei <ming.lei@redhat.com>
To: Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org, Bart Van Assche <bvanassche@acm.org>,
Christoph Hellwig <hch@infradead.org>,
Ming Lei <ming.lei@redhat.com>, Hannes Reinecke <hare@suse.com>
Subject: [PATCH V4 1/5] block: Remove blk_mq_register_dev()
Date: Tue, 27 Aug 2019 19:01:44 +0800 [thread overview]
Message-ID: <20190827110148.808-2-ming.lei@redhat.com> (raw)
In-Reply-To: <20190827110148.808-1-ming.lei@redhat.com>
From: Bart Van Assche <bvanassche@acm.org>
This function has no callers. Hence remove it.
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Hannes Reinecke <hare@suse.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
---
block/blk-mq-sysfs.c | 11 -----------
include/linux/blk-mq.h | 1 -
2 files changed, 12 deletions(-)
diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index d6e1a9bd7131..6ddde3774ebe 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -349,17 +349,6 @@ int __blk_mq_register_dev(struct device *dev, struct request_queue *q)
return ret;
}
-int blk_mq_register_dev(struct device *dev, struct request_queue *q)
-{
- int ret;
-
- mutex_lock(&q->sysfs_lock);
- ret = __blk_mq_register_dev(dev, q);
- mutex_unlock(&q->sysfs_lock);
-
- return ret;
-}
-
void blk_mq_sysfs_unregister(struct request_queue *q)
{
struct blk_mq_hw_ctx *hctx;
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 21cebe901ac0..62a3bb715899 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -253,7 +253,6 @@ struct request_queue *blk_mq_init_sq_queue(struct blk_mq_tag_set *set,
const struct blk_mq_ops *ops,
unsigned int queue_depth,
unsigned int set_flags);
-int blk_mq_register_dev(struct device *, struct request_queue *);
void blk_mq_unregister_dev(struct device *, struct request_queue *);
int blk_mq_alloc_tag_set(struct blk_mq_tag_set *set);
--
2.20.1
next prev parent reply other threads:[~2019-08-27 11:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-27 11:01 [PATCH V4 0/5] block: don't acquire .sysfs_lock before removing mq & iosched kobjects Ming Lei
2019-08-27 11:01 ` Ming Lei [this message]
2019-08-27 11:01 ` [PATCH V4 2/5] block: don't hold q->sysfs_lock in elevator_init_mq Ming Lei
2019-08-27 11:01 ` [PATCH V4 3/5] blk-mq: don't hold q->sysfs_lock in blk_mq_map_swqueue Ming Lei
2019-08-27 11:01 ` [PATCH V4 4/5] block: add helper for checking if queue is registered Ming Lei
2019-08-27 11:01 ` [PATCH V4 5/5] block: split .sysfs_lock into two locks Ming Lei
2019-08-27 16:37 ` Bart Van Assche
2019-08-27 16:40 ` [PATCH V4 0/5] block: don't acquire .sysfs_lock before removing mq & iosched kobjects Jens Axboe
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