linux-kernel - Re: [PATCH RESEND 2/5] x86/MCE: Handle MCA controls in a per

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Message-ID: <20190410200418.GI26580@zn.tnic>
Date:   Wed, 10 Apr 2019 22:04:18 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     "Ghannam, Yazen" <Yazen.Ghannam@....com>
Cc:     "linux-edac@...r.kernel.org" <linux-edac@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "tony.luck@...el.com" <tony.luck@...el.com>,
        "x86@...nel.org" <x86@...nel.org>
Subject: Re: [PATCH RESEND 2/5] x86/MCE: Handle MCA controls in a per_cpu way

On Wed, Apr 10, 2019 at 07:41:47PM +0000, Ghannam, Yazen wrote:
> So I'm thinking to add another patch to the set. This will set
> mce_bank.init=0 if we read MCA_CTL=0 from the hardware.

Ok.

> Then we check if mce_bank.init=0 in the set/show functions and give a
> message if the bank is not used.

Nah, not a message. return -ENODEV or -EINVAL or so.

-- 
Regards/Gruss,
    Boris.

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