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Message-ID: <20240524145335.GAZlCp7wAO22acrGyP@fat_crate.local>
Date: Fri, 24 May 2024 16:53:35 +0200
From: Borislav Petkov <bp@...en8.de>
To: Yazen Ghannam <yazen.ghannam@....com>
Cc: linux-edac@...r.kernel.org, linux-kernel@...r.kernel.org,
tony.luck@...el.com, x86@...nel.org, avadhut.naik@....com,
john.allen@....com
Subject: Re: [PATCH 3/9] x86/mce: Increment MCP count only for timer calls
On Thu, May 23, 2024 at 10:56:35AM -0500, Yazen Ghannam wrote:
> MCP count is currently incremented for any call to machine_check_poll().
> Therefore, the count includes calls from the timer, boot-time polling,
> and interrupt handlers.
>
> Only increment the MCP count when called from the timer so as to avoid
> double counting the interrupt handlers.
Well, but, every time the function is called, we did poll the banks.
Sure, the count is part of /proc/interrupts but we did poll the banks in
those other cases too. So I think showing an accurate poll number is
actually representing the truth, no matter where it is shown...
--
Regards/Gruss,
Boris.
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