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From:   "Andy Pont" <andy.pont@sdcsystems.com>
To:     "Mika Westerberg" <mika.westerberg@linux.intel.com>
Subject: Re: mfd/intel_pmc_bxt: `intel_pmc_get_resources()` results in page fault
Cc:     "Paul Menzel" <pmenzel@molgen.mpg.de>,
        "Zha Qipeng" <qipeng.zha@intel.com>, linux-kernel@vger.kernel.org
Date:   Tue, 25 Jan 2022 16:27:02 +0000
Message-Id: <em1f48e0b2-2380-45ef-a0c1-2c38a477aa5f@andys-imac.local>
In-Reply-To: <YfAbBIxDvfIYrgPV@lahna>
References: <92c233bc-d1e0-b180-efaa-27e05fbd732b@molgen.mpg.de> <YfAIrkJaahKpCta6@lahna>
 <2ebf7968-a324-6f98-e178-45d4d19cfb48@molgen.mpg.de>
 <em755e7a07-2a6b-4b3a-9bc8-5f28857392dc@andys-imac.local>
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Reply-To: "Andy Pont" <andy.pont@sdcsystems.com>
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Hello Mika,=0A=0A>Thanks! The dump looks OK to me wrt. the PMC device. Howe=
ver, I think I=0A>found the bug.=0A>=0A>Can you try if the below hack fixes =
the issue?=0AI=E2=80=99ll give the patch a test and let you know how I get =
on.=0A=0AWhich fields within the ACPI dump are you looking at?  When we bo=
ot the =0Asame hardware platform / Ubuntu image with the stock AMI BIOS the=
n we =0Adon=E2=80=99t see the kernel oops.=0A=0A-Andy.=0A