linux-kernel - Re: [RFC/RFT PATCH 0/6] Switch GHES ioremap_page

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Message-ID: <1509559730.30483.19.camel@hpe.com>
Date:   Wed, 1 Nov 2017 18:20:46 +0000
From:   "Kani, Toshimitsu" <toshi.kani@....com>
To:     "james.morse@....com" <james.morse@....com>,
        "bp@...e.de" <bp@...e.de>
CC:     "gengdongjiu@...wei.com" <gengdongjiu@...wei.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "x86@...nel.org" <x86@...nel.org>, "hpa@...or.com" <hpa@...or.com>,
        "rjw@...ysocki.net" <rjw@...ysocki.net>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "will.deacon@....com" <will.deacon@....com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "tony.luck@...el.com" <tony.luck@...el.com>,
        "tbaicar@...eaurora.org" <tbaicar@...eaurora.org>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "xiexiuqi@...wei.com" <xiexiuqi@...wei.com>,
        "ying.huang@...el.com" <ying.huang@...el.com>
Subject: Re: [RFC/RFT PATCH 0/6] Switch GHES ioremap_page_range() to use
 fixmap

On Wed, 2017-11-01 at 16:30 +0100, Borislav Petkov wrote:
> On Wed, Nov 01, 2017 at 02:58:33PM +0000, James Morse wrote:
> > Does anyone have an x86 machine that does firmware-first using NOTIFY_NMI?
> 
> AFAIK, the only one who has access to a reportedly somewhat working GHES
> implementation is Toshi. CCed.

Thanks for the heads-up.  My x86 system only supports GHES with SCI
error sources.  It uses MCE for synchronous error events.

So, for x86 SCI error sources:

Tested-by: Toshi Kani <toshi.kani@....com>

nit: I think ghes_ioremap_pfn_[nmi|irq] should be renamed since they no
longer use ioremap. 

-Toshi