[PATCH v3 4/8] block, bfq: use helper macro RQ_BFQQ to get bfqq of request

From: Kemeng Shi
Date: Mon Jan 02 2023 - 20:54:29 EST


Use helper macro RQ_BFQQ to get bfqq of request.

Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
Reviewed-by: Jan Kara <jack@xxxxxxx>
---
block/bfq-iosched.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 9441fc98961a..c3c4c83ee95f 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -6683,14 +6683,14 @@ static struct bfq_queue *bfq_init_rq(struct request *rq)
return NULL;

/*
- * Assuming that elv.priv[1] is set only if everything is set
+ * Assuming that RQ_BFQQ(rq) is set only if everything is set
* for this rq. This holds true, because this function is
* invoked only for insertion or merging, and, after such
* events, a request cannot be manipulated any longer before
* being removed from bfq.
*/
- if (rq->elv.priv[1])
- return rq->elv.priv[1];
+ if (RQ_BFQQ(rq))
+ return RQ_BFQQ(rq);

bic = icq_to_bic(rq->elv.icq);

--
2.30.0