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From: Ben Gamari <bgamari@gmail.com>
To: Borislav Petkov <bp@amd64.org>, acme@infradead.org, fweisbec@gmail.com,
        mingo@elte.hu, peterz@infradead.org, rostedt@goodmis.org
Cc: linux-kernel@vger.kernel.org, Borislav Petkov <borislav.petkov@amd.com>
Subject: Re: [PATCH 03/20] x86, mce: Add persistent MCE event
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Date: Wed, 10 Nov 2010 16:15:47 -0500
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On Thu,  4 Nov 2010 16:36:39 +0100, Borislav Petkov <bp@amd64.org> wrote:
> From: Borislav Petkov <borislav.petkov@amd.com>
> 
> Add the necessary glue to enable the mce_record tracepoint on boot
> turning it into a persistent event. This exports the MCE buffer
> read-only to a userspace daemon which will hook into it through debugfs
> when booting is finished.
> 
While MCE technically is a diagnostics service, do we want to start
adding dependencies on debugfs in long-running, common-place daemons? I
was under the impression we were to avoid using debugfs for anything
other than values for one-off debugging.

Cheers,

- Ben