From: Christoph Hellwig <hch@lst.de>
Date: Tue, 25 Oct 2022 19:02:37 +0000 (-0700)
Subject: block: simplify the check for the current elevator in elv_iosched_show
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=413286602f13a32f76fc76909face048e15186e2;p=users%2Fhch%2Fblock.git

block: simplify the check for the current elevator in elv_iosched_show

Just compare the pointers instead of using the string based
elevator_match.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/block/elevator.c b/block/elevator.c
index 4fc0d2f53929..77c16c5ef04f 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -786,7 +786,7 @@ ssize_t elv_iosched_show(struct request_queue *q, char *name)
 
 	spin_lock(&elv_list_lock);
 	list_for_each_entry(e, &elv_list, list) {
-		if (cur && elevator_match(cur, e->elevator_name, 0)) {
+		if (e == cur) {
 			len += sprintf(name+len, "[%s] ", cur->elevator_name);
 			continue;
 		}