[PATCH 11/11] rcu: constify sysrq_key_op

Emil Velikov emil.l.velikov at gmail.com
Wed May 13 21:43:51 UTC 2020

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 at linuxfoundation.org>
Cc: Jiri Slaby <jslaby at suse.com>
Cc: linux-kernel at vger.kernel.org
Cc: "Paul E. McKenney" <paulmck at kernel.org>
Cc: Josh Triplett <josh at joshtriplett.org>
Cc: rcu at vger.kernel.org
Signed-off-by: Emil Velikov <emil.l.velikov at gmail.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)
-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",

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