From: Aili Yao <yaoaili@kingsoft.com>
To: Borislav Petkov <bp@alien8.de>
Cc: <tony.luck@intel.com>, <mingo@redhat.com>, <tglx@linutronix.de>,
<hpa@zytor.com>, <x86@kernel.org>, <linux-edac@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <yangfeng1@kingsoft.com>
Subject: Re: [PATCH v2] x86/mce: fix wrong no-return-ip logic in do_machine_check()
Date: Mon, 22 Feb 2021 19:21:46 +0800 [thread overview]
Message-ID: <20210222192146.76ffec84@alex-virtual-machine> (raw)
In-Reply-To: <20210222102206.GC29063@zn.tnic>
On Mon, 22 Feb 2021 11:22:06 +0100
Borislav Petkov <bp@alien8.de> wrote:
> On Mon, Feb 22, 2021 at 06:08:19PM +0800, Aili Yao wrote:
> > So why would intel provide this MCG_STATUS_RIPV flag, it's better to
> > remove it as it will never be set, and all the related logic for this
> > flag is really needed ?
>
> Why would it never be set - of course it will be. You don't set it. If
> you wanna inject errors, then make sure you inject *valid* errors which
> the hardware *actually* generates, not some random ones.
>
As far as I know, Most of RAS related tests are faked, not real errors, and it's really meaningful.
You should better reproduce the issue I tried to fix, or at least read the code more detailly and you will
know if it's random and invalid
Best Regards!
Aili Yao
next prev parent reply other threads:[~2021-02-22 11:22 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-22 3:31 x86/mce: fix wrong no-return-ip logic in do_machine_check() Aili Yao
2021-02-22 3:50 ` [PATCH v2] " Aili Yao
2021-02-22 9:24 ` Borislav Petkov
2021-02-22 9:31 ` Aili Yao
2021-02-22 10:03 ` Borislav Petkov
2021-02-22 10:08 ` Aili Yao
2021-02-22 10:22 ` Borislav Petkov
2021-02-22 11:21 ` Aili Yao [this message]
2021-02-22 12:17 ` Aili Yao
2021-02-22 12:22 ` Borislav Petkov
2021-02-22 12:35 ` Aili Yao
2021-02-22 12:45 ` Borislav Petkov
2021-02-23 2:27 ` Aili Yao
2021-02-23 9:43 ` Borislav Petkov
2021-02-23 9:56 ` Aili Yao
2021-02-23 10:05 ` Borislav Petkov
2021-02-23 11:27 ` Aili Yao
2021-02-23 16:12 ` Luck, Tony
2021-02-24 2:39 ` Aili Yao
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=20210222192146.76ffec84@alex-virtual-machine \
--to=yaoaili@kingsoft.com \
--cc=bp@alien8.de \
--cc=hpa@zytor.com \
--cc=linux-edac@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=tglx@linutronix.de \
--cc=tony.luck@intel.com \
--cc=x86@kernel.org \
--cc=yangfeng1@kingsoft.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).