linux-kernel - Re: [RFC PATCH 7/8] EDAC, mce_amd: Add a simple tracepoint dumping a decoded string

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Message-ID: <20170728071215.GB1884@nazgul.tnic>
Date:   Fri, 28 Jul 2017 09:12:15 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     linux-edac <linux-edac@...r.kernel.org>,
        Tony Luck <tony.luck@...el.com>,
        Yazen Ghannam <Yazen.Ghannam@....com>, X86 ML <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 7/8] EDAC, mce_amd: Add a simple tracepoint dumping a
 decoded string

On Thu, Jul 27, 2017 at 09:47:59PM -0400, Steven Rostedt wrote:
> On Tue, 25 Jul 2017 17:46:00 +0200
> Borislav Petkov <bp@...en8.de> wrote:
> 
> > From: Borislav Petkov <bp@...e.de>
> > 
> > It is a single string which gets dynamically generated when the error
> > gets decoded. Dump it to userspace through that tracepoint so that
> > consumers can get the already decoded string and the kernel has the
> > decoding functionality too, even if there are no userspace consumers.
> > 
> > Signed-off-by: Borislav Petkov <bp@...e.de>
> > Cc: Steven Rostedt <rostedt@...dmis.org>
> 
> Acked-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

Right, see

 https://lkml.kernel.org/r/20170727130909.GB28548@nazgul.tnic

I had the idea while talking to Ingo yesterday.

I should simply extend trace_mce_record() with one more arg. Much cleaner.

Thx.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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