linux-kernel - Re: [PATCH] EDAC, {skx,i10nm}: Advice mcelog that the error were handled

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 10 Jun 2020 10:20:40 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Zhenzhong Duan <zhenzhong.duan@...il.com>
Cc:     linux-kernel@...r.kernel.org, linux-edac@...r.kernel.org,
        tony.luck@...el.com, mchehab@...nel.org, james.morse@....com,
        rrichter@...vell.com
Subject: Re: [PATCH] EDAC, {skx,i10nm}: Advice mcelog that the error were
 handled

On Wed, Jun 10, 2020 at 02:58:01PM +0800, Zhenzhong Duan wrote:
> If one MCE error has been processed in kernel, it's not necessory
> to pass it to user level mcelog.
> 
> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@...il.com>
> ---
>  drivers/edac/skx_common.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c
> index 46be1a7..8c0165b 100644
> --- a/drivers/edac/skx_common.c
> +++ b/drivers/edac/skx_common.c
> @@ -615,7 +615,8 @@ int skx_mce_check_error(struct notifier_block *nb, unsigned long val,
>  
>  	skx_mce_output_error(mci, mce, &res);
>  
> -	return NOTIFY_DONE;
> +	/* Advice mcelog that the error were handled */
> +	return NOTIFY_STOP;
>  }
>  
>  void skx_remove(void)
> -- 

No, we won't be doing that anymore. See here:

https://git.kernel.org/tip/23ba710a0864108910c7531dc4c73ef65eca5568

it should appear mainline soon-ish, I hope.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette