linux-kernel - [PATCH v2 1/4] block: elevator.c: Remove now unused elevator= argument

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Date:   Sun,  1 Sep 2019 20:29:13 -0300
From:   Marcos Paulo de Souza <marcos.souza.org@...il.com>
To:     linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        axboe@...nel.dk
Cc:     Marcos Paulo de Souza <marcos.souza.org@...il.com>,
        Hannes Reinecke <hare@...e.com>, Bob Liu <bob.liu@...cle.com>
Subject: [PATCH v2 1/4] block: elevator.c: Remove now unused elevator= argument

Since the inclusion of blk-mq, elevator argument was not being
considered anymore, and it's utility died long with the legacy IO path,
now removed too.

Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@...il.com>
Reviewed-by: Hannes Reinecke <hare@...e.com>
Reviewed-by: Bob Liu <bob.liu@...cle.com>
---
 block/elevator.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/block/elevator.c b/block/elevator.c
index 4781c4205a5d..86100de88883 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -135,20 +135,6 @@ static struct elevator_type *elevator_get(struct request_queue *q,
 	return e;
 }
 
-static char chosen_elevator[ELV_NAME_MAX];
-
-static int __init elevator_setup(char *str)
-{
-	/*
-	 * Be backwards-compatible with previous kernels, so users
-	 * won't get the wrong elevator.
-	 */
-	strncpy(chosen_elevator, str, sizeof(chosen_elevator) - 1);
-	return 1;
-}
-
-__setup("elevator=", elevator_setup);
-
 static struct kobj_type elv_ktype;
 
 struct elevator_queue *elevator_alloc(struct request_queue *q,
-- 
2.22.0