linux-kernel - Re: [PATCH] rpmsg: core: make rpmsg

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Message-ID: <ZcFJAggfRqLexzpD@p14s>
Date: Mon, 5 Feb 2024 13:45:54 -0700
From: Mathieu Poirier <mathieu.poirier@...aro.org>
To: "Ricardo B. Marliere" <ricardo@...liere.net>
Cc: Bjorn Andersson <andersson@...nel.org>,
	linux-remoteproc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] rpmsg: core: make rpmsg_bus const

On Sun, Feb 04, 2024 at 05:32:05PM -0300, Ricardo B. Marliere wrote:
> Now that the driver core can properly handle constant struct bus_type,
> move the rpmsg_bus variable to be a constant structure as well,
> placing it into read-only memory which can not be modified at runtime.
> 
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Suggested-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Signed-off-by: Ricardo B. Marliere <ricardo@...liere.net>
> ---
>  drivers/rpmsg/rpmsg_core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c
> index 8abc7d022ff7..4295c01a2861 100644
> --- a/drivers/rpmsg/rpmsg_core.c
> +++ b/drivers/rpmsg/rpmsg_core.c
> @@ -605,7 +605,7 @@ static void rpmsg_dev_remove(struct device *dev)
>  		rpmsg_destroy_ept(rpdev->ept);
>  }
>  
> -static struct bus_type rpmsg_bus = {
> +static const struct bus_type rpmsg_bus = {
>  	.name		= "rpmsg",
>  	.match		= rpmsg_dev_match,
>  	.dev_groups	= rpmsg_dev_groups,
>

Applied.

Thanks,
Mathieu

> ---
> base-commit: 80255b24efbe83a6a01600484b6959259a30ded5
> change-id: 20240204-bus_cleanup-rpmsg-1a5f6ab69a24
> 
> Best regards,
> -- 
> Ricardo B. Marliere <ricardo@...liere.net>
>