linux-kernel - [PATCH 11/11] rcu: constify sysrq_key

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Message-Id: <20200513214351.2138580-11-emil.l.velikov@gmail.com>
Date:   Wed, 13 May 2020 22:43:51 +0100
From:   Emil Velikov <emil.l.velikov@...il.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     emil.l.velikov@...il.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>, linux-kernel@...r.kernel.org,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Josh Triplett <josh@...htriplett.org>, rcu@...r.kernel.org
Subject: [PATCH 11/11] rcu: constify sysrq_key_op

With earlier commits, the API no longer discards the const-ness of the
sysrq_key_op. As such we can add the notation.

Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Jiri Slaby <jslaby@...e.com>
Cc: linux-kernel@...r.kernel.org
Cc: "Paul E. McKenney" <paulmck@...nel.org>
Cc: Josh Triplett <josh@...htriplett.org>
Cc: rcu@...r.kernel.org
Signed-off-by: Emil Velikov <emil.l.velikov@...il.com>
---
Please keep me in the CC list, as I'm not subscribed to the list.

IMHO it would be better if this gets merged this via the tty tree.
---
 kernel/rcu/tree_stall.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
index 119ed6afd20f..4e6ed7b91f59 100644
--- a/kernel/rcu/tree_stall.h
+++ b/kernel/rcu/tree_stall.h
@@ -729,7 +729,7 @@ static void sysrq_show_rcu(int key)
 	show_rcu_gp_kthreads();
 }
 
-static struct sysrq_key_op sysrq_rcudump_op = {
+static const struct sysrq_key_op sysrq_rcudump_op = {
 	.handler = sysrq_show_rcu,
 	.help_msg = "show-rcu(y)",
 	.action_msg = "Show RCU tree",
-- 
2.25.1