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authorJianchao Wang <jianchao.w.wang@oracle.com>2018-12-14 09:28:20 +0800
committerJens Axboe <axboe@kernel.dk>2018-12-16 08:33:58 -0700
commitd6a51a97c0b2e21fec224746c2683ff739bcf4ae (patch)
treed2d6abdac6b04cffaab29532d35e34fd95c1f033 /block
parent5b7a6f128aad761b471ca0ff620b4841b38e596f (diff)
downloadlinux-stericsson-d6a51a97c0b2e21fec224746c2683ff739bcf4ae.tar.gz
blk-mq: replace and kill blk_mq_request_issue_directly
Replace blk_mq_request_issue_directly with blk_mq_try_issue_directly in blk_insert_cloned_request and kill it as nobody uses it any more. Signed-off-by: Jianchao Wang <jianchao.w.wang@oracle.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-core.c4
-rw-r--r--block/blk-mq.c9
-rw-r--r--block/blk-mq.h6
3 files changed, 8 insertions, 11 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index 268d2b8e9843..fa661bac40af 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1240,6 +1240,8 @@ static int blk_cloned_rq_check_limits(struct request_queue *q,
*/
blk_status_t blk_insert_cloned_request(struct request_queue *q, struct request *rq)
{
+ blk_qc_t unused;
+
if (blk_cloned_rq_check_limits(q, rq))
return BLK_STS_IOERR;
@@ -1255,7 +1257,7 @@ 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, true);
+ return blk_mq_try_issue_directly(rq->mq_hctx, rq, &unused, true, true);
}
EXPORT_SYMBOL_GPL(blk_insert_cloned_request);
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 90361fe758f8..2d3a29eb58ca 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1792,7 +1792,7 @@ static blk_status_t __blk_mq_issue_directly(struct blk_mq_hw_ctx *hctx,
return ret;
}
-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, bool last)
@@ -1864,13 +1864,6 @@ out_unlock:
return ret;
}
-blk_status_t blk_mq_request_issue_directly(struct request *rq, bool last)
-{
- blk_qc_t unused;
-
- return blk_mq_try_issue_directly(rq->mq_hctx, rq, &unused, true, last);
-}
-
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 0c9c9ea2fefe..b63a0de8a07a 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -68,8 +68,10 @@ 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, bool last);
+blk_status_t blk_mq_try_issue_directly(struct blk_mq_hw_ctx *hctx,
+ struct request *rq,
+ blk_qc_t *cookie,
+ bool bypass, bool last);
void blk_mq_try_issue_list_directly(struct blk_mq_hw_ctx *hctx,
struct list_head *list);