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From: Gavin Guo <gavin.guo@canonical.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: "Jiang, Dave" <dave.jiang@intel.com>,
	"Koul, Vinod" <vinod.koul@intel.com>,
	"dmaengine@vger.kernel.org" <dmaengine@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"Williams, Dan J" <dan.j.williams@intel.com>
Subject: Re: ioatdma(Intel(R) I/OAT DMA Engine init failed)
Date: Wed, 25 May 2016 14:57:40 +0800	[thread overview]
Message-ID: <CA+eFSM3t8U4oV6-JMsmYqaGRsNssTomM+QaETy0v9zEjc9zFhQ@mail.gmail.com> (raw)
In-Reply-To: <CAE9FiQWSSXqSPfFPsb8yu=n=T5tzPGHO_atqkA7SvOcEM30r4A@mail.gmail.com>

On Fri, May 20, 2016 at 6:17 AM, Yinghai Lu <yinghai@kernel.org> wrote:
> On Thu, May 19, 2016 at 1:17 PM, Jiang, Dave <dave.jiang@intel.com> wrote:
>>> > > And I checked the config and found the CONFIG_PCI_MMCONFIG=y. The
>>> > > following string also can be observed in the dmesg:
>>> > >
>>> > > [    1.419853] PCI: MMCONFIG for domain 0000 [bus 00-ff] at
>>> > > [mem0x80000000-0x8fffffff] (base 0x80000000)
>>> > > [    1.419855] PCI: MMCONFIG at [mem 0x80000000-0x8fffffff] reserved in E820
>>> > >
>>> > > It seems the extended PCI config space is enabled. If there is
>>> > > anything missed?
>
> how about output for  "lspci -vvxxxx" ?

Sorry that my client is slow in response. I'll bring it up if I
receive any information.

      reply	other threads:[~2016-05-25  6:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-16 10:08 ioatdma(Intel(R) I/OAT DMA Engine init failed) Gavin Guo
2016-05-17 10:06 ` Vinod Koul
2016-05-18 13:27   ` Gavin Guo
2016-05-18 16:49     ` Jiang, Dave
2016-05-19  3:18       ` Gavin Guo
2016-05-19 14:49         ` Jiang, Dave
2016-05-19 17:22           ` Vinod Koul
2016-05-19 20:17             ` Jiang, Dave
2016-05-19 22:17               ` Yinghai Lu
2016-05-25  6:57                 ` Gavin Guo [this message]

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