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Date:   Wed, 13 May 2020 15:41:53 -0700
From:   "Paul E. McKenney" <paulmck@kernel.org>
To:     Emil Velikov <emil.l.velikov@gmail.com>
Cc:     dri-devel@lists.freedesktop.org,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jiri Slaby <jslaby@suse.com>, linux-kernel@vger.kernel.org,
        Josh Triplett <josh@joshtriplett.org>, rcu@vger.kernel.org
Subject: Re: [PATCH 11/11] rcu: constify sysrq_key_op
Message-ID: <20200513224153.GB2869@paulmck-ThinkPad-P72>
Reply-To: paulmck@kernel.org
References: <20200513214351.2138580-1-emil.l.velikov@gmail.com>
 <20200513214351.2138580-11-emil.l.velikov@gmail.com>
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On Wed, May 13, 2020 at 10:43:51PM +0100, Emil Velikov wrote:
> 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@linuxfoundation.org>
> Cc: Jiri Slaby <jslaby@suse.com>
> Cc: linux-kernel@vger.kernel.org
> Cc: "Paul E. McKenney" <paulmck@kernel.org>
> Cc: Josh Triplett <josh@joshtriplett.org>
> Cc: rcu@vger.kernel.org
> Signed-off-by: Emil Velikov <emil.l.velikov@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.

Works for me:

Reviewed-by: Paul E. McKenney <paulmck@kernel.org>

> ---
>  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
>