linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Cong Wang <xiyou.wangcong@gmail.com>
To: Tony Luck <tony.luck@intel.com>
Cc: Borislav Petkov <bp@alien8.de>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] RAS/CEC: Add debugfs switch to disable at run time
Date: Thu, 18 Apr 2019 15:51:07 -0700	[thread overview]
Message-ID: <CAM_iQpUAfiP2pitFpc-wSy4f_JQo_Wh3BQDxEsT2wwSHDPERow@mail.gmail.com> (raw)
In-Reply-To: <20190418220229.32133-1-tony.luck@intel.com>

On Thu, Apr 18, 2019 at 3:02 PM Tony Luck <tony.luck@intel.com> wrote:
>
> Useful when running error injection tests that want to
> see all of the MCi_(STATUS|ADDR|MISC) data via /dev/mcelog.
>
> Signed-off-by: Tony Luck <tony.luck@intel.com>

We saw the same problem, CONFIG_RAS hijacks all the
correctable memory errors, which leaves mcelog "broken"
silently. I know it is arguable, but until we can switch from
mcelog to rasdaemon, mcelog should still work as before.

I like this idea of disabling it at runtime, so:

Acked-by: Cong Wang <xiyou.wangcong@gmail.com>

Thanks.

  reply	other threads:[~2019-04-18 22:58 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-18 22:02 [PATCH] RAS/CEC: Add debugfs switch to disable at run time Tony Luck
2019-04-18 22:51 ` Cong Wang [this message]
2019-04-18 23:29   ` Borislav Petkov
2019-04-18 23:58     ` Cong Wang
2019-04-19  0:26       ` Borislav Petkov
2019-04-20  5:43         ` Cong Wang
2019-04-20  9:13           ` Borislav Petkov
2019-04-20 18:18             ` Cong Wang
2019-04-20 18:47               ` Borislav Petkov
2019-04-20 19:08                 ` Cong Wang
2019-04-22 16:29                 ` Luck, Tony
2019-04-22 16:31                   ` Borislav Petkov
2019-04-22 16:43                     ` Luck, Tony
2019-04-22 17:05                       ` Borislav Petkov
2019-04-22 17:23                         ` Luck, Tony
2019-04-19  0:07     ` Luck, Tony
2019-04-19  0:29       ` Borislav Petkov
2019-04-19 15:04         ` Luck, Tony
2019-04-20  9:41           ` Borislav Petkov
2019-04-22 15:59             ` Luck, Tony
2019-04-22 17:15               ` Borislav Petkov
2019-04-22 17:44                 ` Luck, Tony
2019-04-22 18:08                   ` Borislav Petkov
2019-04-20  5:50       ` Cong Wang
2019-04-20 19:50 ` Borislav Petkov

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAM_iQpUAfiP2pitFpc-wSy4f_JQo_Wh3BQDxEsT2wwSHDPERow@mail.gmail.com \
    --to=xiyou.wangcong@gmail.com \
    --cc=bp@alien8.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=tony.luck@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).