From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/block/blk-exec.c | 23 ++++-------------------
1 files changed, 4 insertions(+), 19 deletions(-)
diff --git a/kernel/block/blk-exec.c b/kernel/block/blk-exec.c
index f7b292f..85324d5 100644
--- a/kernel/block/blk-exec.c
+++ b/kernel/block/blk-exec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to setting various queue properties from drivers
*/
@@ -48,35 +49,19 @@
struct request *rq, int at_head,
rq_end_io_fn *done)
{
- int where = at_head ? ELEVATOR_INSERT_FRONT : ELEVATOR_INSERT_BACK;
-
WARN_ON(irqs_disabled());
WARN_ON(!blk_rq_is_passthrough(rq));
rq->rq_disk = bd_disk;
rq->end_io = done;
+ blk_account_io_start(rq);
+
/*
* don't check dying flag for MQ because the request won't
* be reused after dying flag is set
*/
- if (q->mq_ops) {
- blk_mq_sched_insert_request(rq, at_head, true, false);
- return;
- }
-
- spin_lock_irq(q->queue_lock);
-
- if (unlikely(blk_queue_dying(q))) {
- rq->rq_flags |= RQF_QUIET;
- __blk_end_request_all(rq, BLK_STS_IOERR);
- spin_unlock_irq(q->queue_lock);
- return;
- }
-
- __elv_add_request(q, rq, where);
- __blk_run_queue(q);
- spin_unlock_irq(q->queue_lock);
+ blk_mq_sched_insert_request(rq, at_head, true, false);
}
EXPORT_SYMBOL_GPL(blk_execute_rq_nowait);
--
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