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block: Drop leftover references to RQF_SORTED 

Commit a1ce35fa49 ("block: remove dead
elevator code") removed all users of RQF_SORTED. However it is still
defined, and there is one reference left to it (which in effect is
dead code). Clear it all up.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Omar Sandoval <osandov@fb.com>
Cc: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jean Delvare 2021-03-01 17:23:25 +01:00 committed by Jens Axboe
parent 0f47227705
commit 5218e12e9f
3 changed files with 1 additions and 8 deletions
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1
block/blk-mq-debugfs.c
View File

@ -292,7 +292,6 @@ static const char *const cmd_flag_name[] = {
#define RQF_NAME(name) [ilog2((__force u32)RQF_##name)] = #name
static const char *const rqf_name[] = {
RQF_NAME(SORTED),
RQF_NAME(STARTED),
RQF_NAME(SOFTBARRIER),
RQF_NAME(FLUSH_SEQ),

6
block/blk-mq-sched.c
View File

@ -385,7 +385,6 @@ bool blk_mq_sched_try_insert_merge(struct request_queue *q, struct request *rq)
EXPORT_SYMBOL_GPL(blk_mq_sched_try_insert_merge);
static bool blk_mq_sched_bypass_insert(struct blk_mq_hw_ctx *hctx,
bool has_sched,
struct request *rq)
{
/*
@ -402,9 +401,6 @@ static bool blk_mq_sched_bypass_insert(struct blk_mq_hw_ctx *hctx,
if ((rq->rq_flags & RQF_FLUSH_SEQ) || blk_rq_is_passthrough(rq))
return true;
if (has_sched)
rq->rq_flags |= RQF_SORTED;
return false;
}
@ -418,7 +414,7 @@ void blk_mq_sched_insert_request(struct request *rq, bool at_head,
WARN_ON(e && (rq->tag != BLK_MQ_NO_TAG));
if (blk_mq_sched_bypass_insert(hctx, !!e, rq)) {
if (blk_mq_sched_bypass_insert(hctx, rq)) {
/*
* Firstly normal IO request is inserted to scheduler queue or
* sw queue, meantime we add flush request to dispatch queue(

2
include/linux/blkdev.h
View File

@ -65,8 +65,6 @@ typedef void (rq_end_io_fn)(struct request *, blk_status_t);
* request flags */
typedef __u32 __bitwise req_flags_t;
/* elevator knows about this request */
#define RQF_SORTED ((__force req_flags_t)(1 << 0))
/* drive already may have started this one */
#define RQF_STARTED ((__force req_flags_t)(1 << 1))
/* may not be passed by ioscheduler */