linux-kernel - Re: [PATCH 1/2] remoteproc: ingenic: Constify ingenic_rproc

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Date:   Mon, 09 Nov 2020 22:47:27 +0000
From:   Paul Cercueil <paul@...pouillou.net>
To:     Rikard Falkeborn <rikard.falkeborn@...il.com>
Cc:     Ohad Ben-Cohen <ohad@...ery.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        linux-remoteproc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/2] remoteproc: ingenic: Constify ingenic_rproc_ops

Hi,

Le dim. 8 nov. 2020 à 0:36, Rikard Falkeborn 
<rikard.falkeborn@...il.com> a écrit :
> The only usage of ingenic_rproc_ops is to pass its address to
> devm_rproc_alloc(), which accepts a const pointer. Make it const to
> allow the compiler to put it in read-only memory.
> 
> Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>

Acked-by: Paul Cercueil <paul@...pouillou.net>

Cheers,
-Paul

> ---
>  drivers/remoteproc/ingenic_rproc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/remoteproc/ingenic_rproc.c 
> b/drivers/remoteproc/ingenic_rproc.c
> index 1c2b21a5d178..26e19e6143b7 100644
> --- a/drivers/remoteproc/ingenic_rproc.c
> +++ b/drivers/remoteproc/ingenic_rproc.c
> @@ -135,7 +135,7 @@ static void *ingenic_rproc_da_to_va(struct rproc 
> *rproc, u64 da, size_t len)
>  	return (__force void *)va;
>  }
> 
> -static struct rproc_ops ingenic_rproc_ops = {
> +static const struct rproc_ops ingenic_rproc_ops = {
>  	.prepare = ingenic_rproc_prepare,
>  	.unprepare = ingenic_rproc_unprepare,
>  	.start = ingenic_rproc_start,
> --
> 2.29.2
>