From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 12 Mar 2006 18:45:25 +0000 (-0500)
Subject: [PATCH] stop cfq from pinning queue down
X-Git-Tag: Ubuntu-5.13.0-19.19~59475^2~9
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=25975f863b0fd42c58109e253e7a4c65d9fdaf48;p=mirror_ubuntu-jammy-kernel.git

[PATCH] stop cfq from pinning queue down

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 3fc6e505e9c8..521c56d4fdbc 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -2121,13 +2121,10 @@ static void cfq_shutdown_timer_wq(struct cfq_data *cfqd)
 
 static void cfq_put_cfqd(struct cfq_data *cfqd)
 {
-	request_queue_t *q = cfqd->queue;
-
 	if (!atomic_dec_and_test(&cfqd->ref))
 		return;
 
 	cfq_shutdown_timer_wq(cfqd);
-	blk_put_queue(q);
 
 	mempool_destroy(cfqd->crq_pool);
 	kfree(cfqd->crq_hash);
@@ -2205,7 +2202,6 @@ static int cfq_init_queue(request_queue_t *q, elevator_t *e)
 	e->elevator_data = cfqd;
 
 	cfqd->queue = q;
-	atomic_inc(&q->refcnt);
 
 	cfqd->max_queued = q->nr_requests / 4;
 	q->nr_batching = cfq_queued;