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From: Gerd Hoffmann <kraxel@redhat.com>
To: Alex Williamson <alex.williamson@redhat.com>
Cc: Yang Zhang <yang.zhang.wz@gmail.com>,
	"igvt-g@lists.01.org" <igvt-g@ml01.01.org>,
	Jike Song <jike.song@intel.com>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	qemu-devel <qemu-devel@nongnu.org>,
	Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [Qemu-devel] [iGVT-g] VFIO based vGPU(was Re: [Announcement] 2015-Q3 release of XenGT - a Mediated ...)
Date: Tue, 02 Feb 2016 08:28:21 +0100	[thread overview]
Message-ID: <1454398101.9300.13.camel@redhat.com> (raw)
In-Reply-To: <1454363095.10542.10.camel@redhat.com>

  Hi,

> Alternatively can the vgpu
> driver copy it to a private buffer and hardware can execute from that?

Copying is an option, but given the size execbuffers can have this comes
with a noticeable performance difference.

cheers,
  Gerd

  reply	other threads:[~2016-02-02  7:28 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-18  2:39 [Qemu-devel] VFIO based vGPU(was Re: [Announcement] 2015-Q3 release of XenGT - a Mediated ...) Jike Song
2016-01-18  4:47 ` Alex Williamson
2016-01-18  8:56   ` Jike Song
2016-01-18 19:05     ` Alex Williamson
2016-01-20  8:59       ` Jike Song
2016-01-20  9:05         ` Tian, Kevin
2016-01-25 11:34           ` Jike Song
2016-01-25 21:30             ` Alex Williamson
2016-01-25 21:45               ` Tian, Kevin
2016-01-25 21:48                 ` Tian, Kevin
2016-01-26  9:48                 ` Neo Jia
2016-01-26 10:20                 ` Neo Jia
2016-01-26 19:24                   ` Tian, Kevin
2016-01-26 19:29                     ` Neo Jia
2016-01-26 20:06                   ` Alex Williamson
2016-01-26 21:38                     ` Tian, Kevin
2016-01-26 22:28                     ` Neo Jia
2016-01-26 23:30                       ` Alex Williamson
2016-01-27  9:14                         ` Neo Jia
2016-01-27 16:10                           ` Alex Williamson
2016-01-27 21:48                             ` Neo Jia
2016-01-27  8:06                     ` Kirti Wankhede
2016-01-27 16:00                       ` Alex Williamson
2016-01-27 20:55                         ` Kirti Wankhede
2016-01-27 21:58                           ` Alex Williamson
2016-01-28  3:01                             ` Kirti Wankhede
2016-01-26  7:41               ` Jike Song
2016-01-26 14:05                 ` Yang Zhang
2016-01-26 16:37                   ` Alex Williamson
2016-01-26 21:21                     ` Tian, Kevin
2016-01-26 21:30                       ` Neo Jia
2016-01-26 21:43                         ` Tian, Kevin
2016-01-26 21:43                       ` Alex Williamson
2016-01-26 21:50                         ` Tian, Kevin
2016-01-26 22:07                           ` Alex Williamson
2016-01-26 22:15                             ` Tian, Kevin
2016-01-26 22:27                               ` Alex Williamson
2016-01-26 22:39                                 ` Tian, Kevin
2016-01-26 22:56                                   ` Alex Williamson
2016-01-27  1:47                                     ` Jike Song
2016-01-27  3:07                                       ` Alex Williamson
2016-01-27  5:43                                         ` Jike Song
2016-01-27 16:19                                           ` Alex Williamson
2016-01-28  6:00                                             ` Jike Song
2016-01-28 15:23                                               ` Alex Williamson
2016-01-29  7:20                                                 ` Jike Song
2016-01-29  8:49                                                   ` [Qemu-devel] [iGVT-g] " Jike Song
2016-01-29 18:50                                                     ` Alex Williamson
2016-02-01 13:10                                                       ` Gerd Hoffmann
2016-02-01 21:44                                                         ` Alex Williamson
2016-02-02  7:28                                                           ` Gerd Hoffmann [this message]
2016-02-02  7:35                                                           ` Zhiyuan Lv
2016-01-27  1:52                                     ` [Qemu-devel] " Yang Zhang
2016-01-27  3:37                                       ` Alex Williamson
2016-01-27  0:06                   ` Jike Song
2016-01-27  1:34                     ` Yang Zhang
2016-01-27  1:51                       ` Jike Song
2016-01-26 16:12                 ` Alex Williamson
2016-01-26 21:57                   ` Tian, Kevin

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