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-rw-r--r--block/bfq-iosched.c3
-rw-r--r--block/blk-mq-sched.c8
-rw-r--r--block/kyber-iosched.c5
-rw-r--r--block/mq-deadline.c3
-rw-r--r--include/linux/elevator.h2
5 files changed, 11 insertions, 10 deletions
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 0270cd7ca165..59b2499d3f8b 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -2263,10 +2263,9 @@ static void bfq_remove_request(struct request_queue *q,
}
-static bool bfq_bio_merge(struct blk_mq_hw_ctx *hctx, struct bio *bio,
+static bool bfq_bio_merge(struct request_queue *q, struct bio *bio,
unsigned int nr_segs)
{
- struct request_queue *q = hctx->queue;
struct bfq_data *bfqd = q->elevator->elevator_data;
struct request *free = NULL;
/*
diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c
index 42a365b1b9c0..996a4b2f73aa 100644
--- a/block/blk-mq-sched.c
+++ b/block/blk-mq-sched.c
@@ -358,14 +358,16 @@ bool __blk_mq_sched_bio_merge(struct request_queue *q, struct bio *bio,
unsigned int nr_segs)
{
struct elevator_queue *e = q->elevator;
- struct blk_mq_ctx *ctx = blk_mq_get_ctx(q);
- struct blk_mq_hw_ctx *hctx = blk_mq_map_queue(q, bio->bi_opf, ctx);
+ struct blk_mq_ctx *ctx;
+ struct blk_mq_hw_ctx *hctx;
bool ret = false;
enum hctx_type type;
if (e && e->type->ops.bio_merge)
- return e->type->ops.bio_merge(hctx, bio, nr_segs);
+ return e->type->ops.bio_merge(q, bio, nr_segs);
+ ctx = blk_mq_get_ctx(q);
+ hctx = blk_mq_map_queue(q, bio->bi_opf, ctx);
type = hctx->type;
if (!(hctx->flags & BLK_MQ_F_SHOULD_MERGE) ||
list_empty_careful(&ctx->rq_lists[type]))
diff --git a/block/kyber-iosched.c b/block/kyber-iosched.c
index 8969e122f081..81e3279ecd57 100644
--- a/block/kyber-iosched.c
+++ b/block/kyber-iosched.c
@@ -561,11 +561,12 @@ static void kyber_limit_depth(unsigned int op, struct blk_mq_alloc_data *data)
}
}
-static bool kyber_bio_merge(struct blk_mq_hw_ctx *hctx, struct bio *bio,
+static bool kyber_bio_merge(struct request_queue *q, struct bio *bio,
unsigned int nr_segs)
{
+ struct blk_mq_ctx *ctx = blk_mq_get_ctx(q);
+ struct blk_mq_hw_ctx *hctx = blk_mq_map_queue(q, bio->bi_opf, ctx);
struct kyber_hctx_data *khd = hctx->sched_data;
- struct blk_mq_ctx *ctx = blk_mq_get_ctx(hctx->queue);
struct kyber_ctx_queue *kcq = &khd->kcqs[ctx->index_hw[hctx->type]];
unsigned int sched_domain = kyber_sched_domain(bio->bi_opf);
struct list_head *rq_list = &kcq->rq_list[sched_domain];
diff --git a/block/mq-deadline.c b/block/mq-deadline.c
index 04aded71ead2..8eea2cbf2bf4 100644
--- a/block/mq-deadline.c
+++ b/block/mq-deadline.c
@@ -461,10 +461,9 @@ static int dd_request_merge(struct request_queue *q, struct request **rq,
return ELEVATOR_NO_MERGE;
}
-static bool dd_bio_merge(struct blk_mq_hw_ctx *hctx, struct bio *bio,
+static bool dd_bio_merge(struct request_queue *q, struct bio *bio,
unsigned int nr_segs)
{
- struct request_queue *q = hctx->queue;
struct deadline_data *dd = q->elevator->elevator_data;
struct request *free = NULL;
bool ret;
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index 1fe8e105b83b..dcb2f9022c1d 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -34,7 +34,7 @@ struct elevator_mq_ops {
void (*depth_updated)(struct blk_mq_hw_ctx *);
bool (*allow_merge)(struct request_queue *, struct request *, struct bio *);
- bool (*bio_merge)(struct blk_mq_hw_ctx *, struct bio *, unsigned int);
+ bool (*bio_merge)(struct request_queue *, struct bio *, unsigned int);
int (*request_merge)(struct request_queue *q, struct request **, struct bio *);
void (*request_merged)(struct request_queue *, struct request *, enum elv_merge);
void (*requests_merged)(struct request_queue *, struct request *, struct request *);

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