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From: Matt Domsch <Matt_Domsch@dell.com>
To: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Cc: linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org,
	Tom Long Nguyen <tom.l.nguyen@intel.com>,
	Zhang Yanmin <yanmin.zhang@intel.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] PCIe AER: honor ACPI HEST FIRMWARE FIRST mode
Date: Fri, 9 Oct 2009 13:28:11 -0500	[thread overview]
Message-ID: <20091009182810.GB24889@mock.linuxdev.us.dell.com> (raw)
In-Reply-To: <4ACEE220.1020705@jp.fujitsu.com>

On Fri, Oct 09, 2009 at 04:11:28PM +0900, Kenji Kaneshige wrote:
> In the current AER driver implementation, correctable, non-fatal,
> fatal, unsupported request reporting enable bits in PCIe device
> control register can be changed by adapter card drivers through pci_enable_pcie_error_reporting() or pci_disable_pcie_error_reporting()
> APIs, regardless of _OSC evaluation result.
>
> I'm not sure, but I guess you might need to prevent those bits
> from being changed in the Firmware First mode.

You are correct.  Thank you for the catch.  I don't know if we can
prevent changing these bits via the raw operations, but we can prevent
them in these functions.  Patch to follow does so.

-- 
Matt Domsch
Technology Strategist, Dell Office of the CTO
linux.dell.com & www.dell.com/linux

  reply	other threads:[~2009-10-09 18:28 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-06 17:33 [PATCH] PCIe AER: honor ACPI HEST FIRMWARE FIRST mode Matt Domsch
2009-10-08  0:59 ` Hidetoshi Seto
     [not found] ` <851fc09e0910082221q7f832c22xfc0d01ab72a97c3f@mail.gmail.com>
2009-10-09  5:55   ` Fwd: " Huang Ying
2009-10-09 14:31     ` Matt Domsch
2009-10-09  7:11 ` Kenji Kaneshige
2009-10-09 18:28   ` Matt Domsch [this message]
2009-10-09 18:33     ` Matt Domsch
2009-10-29 14:15       ` Matt Domsch
2009-10-29 16:48         ` Jesse Barnes
2009-10-30  2:16       ` Hidetoshi Seto
2009-10-30  2:53         ` Matt Domsch
2009-10-30  3:24           ` Hidetoshi Seto
2009-11-02 17:51             ` Matt Domsch
2009-11-04 17:11               ` Jesse Barnes
2009-11-04 20:55                 ` Yinghai Lu
2009-11-04 21:05                   ` Jesse Barnes
2009-11-04 21:07                     ` Jesse Barnes

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