linux-kernel - Re: [PATCH] EDAC/mce_amd: Output Scalable MCA processor warning once

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Message-ID: <20200218162845.GI14449@zn.tnic>
Date:   Tue, 18 Feb 2020 17:28:45 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Prarit Bhargava <prarit@...hat.com>
Cc:     linux-kernel@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Tony Luck <tony.luck@...el.com>,
        James Morse <james.morse@....com>,
        Robert Richter <rrichter@...vell.com>,
        linux-edac@...r.kernel.org
Subject: Re: [PATCH] EDAC/mce_amd: Output Scalable MCA processor warning once

On Mon, Feb 17, 2020 at 08:46:27AM -0500, Prarit Bhargava wrote:
> This warning is output for every virtual cpu in a guest on an EPYC 2
> system.  The warning only needs to be logged one time.
> 
> Output the warning only once.
> 
> Signed-off-by: Prarit Bhargava <prarit@...hat.com>
> Cc: Borislav Petkov <bp@...en8.de>
> Cc: Mauro Carvalho Chehab <mchehab@...nel.org>
> Cc: Tony Luck <tony.luck@...el.com>
> Cc: James Morse <james.morse@....com>
> Cc: Robert Richter <rrichter@...vell.com>
> Cc: linux-edac@...r.kernel.org
> ---
>  drivers/edac/mce_amd.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
> index ea980c556f2e..8874b7722b2f 100644
> --- a/drivers/edac/mce_amd.c
> +++ b/drivers/edac/mce_amd.c
> @@ -1239,7 +1239,7 @@ static int __init mce_amd_init(void)
>  
>  	case 0x17:
>  	case 0x18:
> -		pr_warn("Decoding supported only on Scalable MCA processors.\n");
> +		pr_warn_once("Decoding supported only on Scalable MCA processors.\n");
>  		return -EINVAL;
>  
>  	default:
> -- 

Applied, thanks.

-- 
Regards/Gruss,
    Boris.

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