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From: Gordan Bobic <gordan@bobich.net>
To: George Dunlap <george.dunlap@eu.citrix.com>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
	"xudong.hao@intel.com" <xudong.hao@intel.com>,
	Yanqiangjun <yanqiangjun@huawei.com>,
	Luonengjun <luonengjun@huawei.com>,
	Wangzhenguo <wangzhenguo@huawei.com>,
	Yangxiaowei <xiaowei.yang@huawei.com>,
	"Gonglei (Arei)" <arei.gonglei@huawei.com>,
	Anthony Perard <anthony.perard@citrix.com>,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
	Hanweidong <hanweidong@huawei.com>,
	"xiantao.zhang@intel.com" <xiantao.zhang@intel.com>
Subject: Re: GPU passthrough issue when VM is configured with 4G memory
Date: Mon, 20 May 2013 19:43:09 +0100	[thread overview]
Message-ID: <519A6EBD.9040104@bobich.net> (raw)
In-Reply-To: <519A091C.10507@eu.citrix.com>

I'd also like to stress this is not only an issue for > 4GB of RAM in 
domU - I am seeing the issue with > 2GB of RAM in domU.

Gordan

On 05/20/2013 12:29 PM, George Dunlap wrote:
> On 17/05/13 08:10, Hanweidong wrote:
>> Actually, it's not really related to GPU passthrough. You can
>> reproduce it when a VM has a big pci hole size (such as 512MB), e.g.
>> create a VM with a virtual device which has a 512MB pci BAR.
>
> It seems like this is probably an artchitectural thing that will require
> someone familiar with qemu to sort out.  Anthony and Stefano, could one
> of you two step up to getting it sorted by 4.3?
>
>   -George
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel

  parent reply	other threads:[~2013-05-20 18:43 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-04  8:10 GPU passthrough issue when VM is configured with 4G memory Gonglei (Arei)
2013-03-05  9:50 ` Pasi Kärkkäinen
2013-03-05 12:44   ` Hanweidong
2013-03-05 13:20     ` Pasi Kärkkäinen
2013-03-05 14:21       ` Matthias
2013-03-05 14:27         ` Pasi Kärkkäinen
2013-03-05 14:41           ` Matthias
2013-03-06 11:35       ` Hanweidong
2013-03-05 12:59 ` George Dunlap
2013-03-06 11:38   ` Hanweidong
2013-03-06 12:43     ` George Dunlap
2013-03-06 14:04       ` Pasi Kärkkäinen
2013-03-06 19:45         ` Konrad Rzeszutek Wilk
2013-03-07  7:51       ` Hanweidong
2013-03-07 10:16         ` George Dunlap
2013-03-12  5:45           ` Hanweidong
2013-03-12 10:39             ` George Dunlap
2013-03-13 13:23               ` Hanweidong
2013-03-16 23:41                 ` youenn.gestin
2013-03-17 17:32                   ` Pasi Kärkkäinen
2013-03-18 22:43                     ` youenn.gestin
2013-03-19  7:28                       ` David TECHER
2013-03-18 12:02                 ` Stefano Stabellini
2013-03-18 15:40                   ` Hao, Xudong
2013-03-19  0:34                   ` Hanweidong
2013-03-26  9:37                   ` Hanweidong
2013-04-15 21:22                     ` Pasi Kärkkäinen
2013-04-16  0:44                       ` David TECHER
2013-04-16  3:54                         ` Pasi Kärkkäinen
2013-04-16  9:21                           ` David TECHER
2013-04-16 12:45                             ` Hanweidong
2013-04-16 12:37                       ` George Dunlap
2013-04-16 12:46                         ` Ian Campbell
2013-04-25  3:46                     ` Hanweidong
2013-04-25  8:12                       ` Hao, Xudong
2013-04-25 14:23                         ` Hanweidong
2013-04-25 10:29                       ` George Dunlap
2013-04-25 14:24                         ` Hanweidong
2013-05-09 16:49                           ` Pasi Kärkkäinen
2013-05-17  7:10                             ` Hanweidong
2013-05-17  7:37                               ` Gordan Bobic
2013-05-20  8:20                               ` Pasi Kärkkäinen
2013-05-20 11:29                               ` George Dunlap
2013-05-20 13:00                                 ` Stefano Stabellini
2013-05-20 18:43                                 ` Gordan Bobic [this message]
2013-05-21  4:09                                   ` Hanweidong
2013-05-22 15:17                                     ` Gordan Bobic
2013-05-22 18:11                                       ` Andrew Bobulsky
2013-05-22 18:41                                         ` Gordan Bobic
2013-05-23 14:38                                       ` Hanweidong
2013-05-29 16:18                       ` Stefano Stabellini
2013-05-30  1:29                         ` Hanweidong
2013-05-30 10:27                           ` GPU passthrough issue when VM is configured with 4G memoryo Stefano Stabellini
2013-05-30 10:45                             ` Hanweidong
2013-06-03 13:11                         ` GPU passthrough issue when VM is configured with 4G memory Konrad Rzeszutek Wilk
2013-06-03 15:14                           ` Stefano Stabellini
2013-09-26 20:09                         ` GPU passthrough issue when VM is configured with 4G memory / Xen 4.4 Pasi Kärkkäinen

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