From: Jianchao Wang <jianchao.w.wang@oracle.com>
To: axboe@kernel.dk
Cc: ming.lei@redhat.com, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH V5 6/6] blk-mq: replace and kill blk_mq_request_issue_directly
Date: Mon, 12 Nov 2018 17:23:29 +0800 [thread overview]
Message-ID: <1542014609-1769-7-git-send-email-jianchao.w.wang@oracle.com> (raw)
In-Reply-To: <1542014609-1769-1-git-send-email-jianchao.w.wang@oracle.com>
Replace blk_mq_request_issue_directly with blk_mq_try_issue_directly
in blk_insert_cloned_request and remove blk_mq_request_issue_directly
as nobody uses it.
Signed-off-by: Jianchao Wang <jianchao.w.wang@oracle.com>
---
block/blk-core.c | 2 +-
block/blk-mq.c | 7 +------
block/blk-mq.h | 6 ++++--
3 files changed, 6 insertions(+), 9 deletions(-)
diff --git a/block/blk-core.c b/block/blk-core.c
index fdc0ad2..5cae9ef 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1436,7 +1436,7 @@ blk_status_t blk_insert_cloned_request(struct request_queue *q, struct request *
* bypass a potential scheduler on the bottom device for
* insert.
*/
- return blk_mq_request_issue_directly(rq);
+ return blk_mq_try_issue_directly(rq->mq_hctx, rq, NULL, true);
}
EXPORT_SYMBOL_GPL(blk_insert_cloned_request);
diff --git a/block/blk-mq.c b/block/blk-mq.c
index f27d547..f016028 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1797,7 +1797,7 @@ static inline enum mq_issue_decision
return dec;
}
-static blk_status_t blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx,
+blk_status_t blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx,
struct request *rq,
blk_qc_t *cookie,
bool bypass)
@@ -1871,11 +1871,6 @@ static blk_status_t blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx,
return BLK_STS_OK;
}
-blk_status_t blk_mq_request_issue_directly(struct request *rq)
-{
- return blk_mq_try_issue_directly(rq->mq_hctx, rq, NULL, true);
-}
-
void blk_mq_try_issue_list_directly(struct blk_mq_hw_ctx *hctx,
struct list_head *list)
{
diff --git a/block/blk-mq.h b/block/blk-mq.h
index facb6e9..deee3a4 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -62,8 +62,10 @@ void blk_mq_request_bypass_insert(struct request *rq, bool run_queue);
void blk_mq_insert_requests(struct blk_mq_hw_ctx *hctx, struct blk_mq_ctx *ctx,
struct list_head *list);
-/* Used by blk_insert_cloned_request() to issue request directly */
-blk_status_t blk_mq_request_issue_directly(struct request *rq);
+blk_status_t blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx,
+ struct request *rq,
+ blk_qc_t *cookie,
+ bool bypass);
void blk_mq_try_issue_list_directly(struct blk_mq_hw_ctx *hctx,
struct list_head *list);
--
2.7.4
prev parent reply other threads:[~2018-11-12 9:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-12 9:23 [PATCH V5 0/6] blk-mq: refactor and fix on issue request directly Jianchao Wang
2018-11-12 9:23 ` [PATCH V5 1/6] blk-mq: make __blk_mq_issue_directly be able to accept NULL cookie pointer Jianchao Wang
2018-11-12 17:10 ` Jens Axboe
2018-11-13 2:41 ` jianchao.wang
2018-11-12 9:23 ` [PATCH V5 2/6] blk-mq: refactor the code of issue request directly Jianchao Wang
2018-11-13 3:22 ` Jens Axboe
2018-11-13 4:12 ` jianchao.wang
2018-11-12 9:23 ` [PATCH V5 3/6] blk-mq: fix issue directly case when q is stopped or quiesced Jianchao Wang
2018-11-12 9:23 ` [PATCH V5 4/6] blk-mq: ensure hctx to be ran on mapped cpu when issue directly Jianchao Wang
2018-11-12 9:23 ` [PATCH V5 5/6] blk-mq: issue directly with bypass 'false' in blk_mq_sched_insert_requests Jianchao Wang
2018-11-12 9:23 ` Jianchao Wang [this message]
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