From: Dave Hansen <dave.hansen@linux.intel.com>
To: Dan Williams <dan.j.williams@intel.com>,
Serguei Sagalovitch <serguei.sagalovitch@amd.com>,
"linux-nvdimm@lists.01.org" <linux-nvdimm@ml01.01.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"Kuehling, Felix" <Felix.Kuehling@amd.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"Koenig, Christian" <Christian.Koenig@amd.com>,
"Sander, Ben" <ben.sander@amd.com>,
"Suthikulpanit, Suravee" <Suravee.Suthikulpanit@amd.com>,
"Deucher, Alexander" <Alexander.Deucher@amd.com>,
"Blinzer, Paul" <Paul.Blinzer@amd.com>,
"Linux-media@vger.kernel.org" <Linux-media@vger.kernel.org>
Subject: Re: Enabling peer to peer device transactions for PCIe devices
Date: Wed, 23 Nov 2016 09:03:33 -0800 [thread overview]
Message-ID: <7ce9026f-871e-d50a-20cf-19f7e2d90649@linux.intel.com> (raw)
In-Reply-To: <20161123074902.ph7a5cmlw3pclugx@phenom.ffwll.local>
On 11/22/2016 11:49 PM, Daniel Vetter wrote:
> Yes, agreed. My idea with exposing vram sections using numa nodes wasn't
> to reuse all the existing allocation policies directly, those won't work.
> So at boot-up your default numa policy would exclude any vram nodes.
>
> But I think (as an -mm layman) that numa gives us a lot of the tools and
> policy interface that we need to implement what we want for gpus.
Are you suggesting creating NUMA nodes for video RAM (I assume that's
what you mean by vram) where that RAM is not at all CPU-accessible?
next prev parent reply other threads:[~2016-11-23 17:03 UTC|newest]
Thread overview: 126+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-21 20:36 Deucher, Alexander
2016-11-22 18:11 ` Dan Williams
[not found] ` <75a1f44f-c495-7d1e-7e1c-17e89555edba@amd.com>
2016-11-22 20:01 ` Dan Williams
2016-11-22 20:10 ` Daniel Vetter
2016-11-22 20:24 ` Dan Williams
2016-11-22 20:35 ` Serguei Sagalovitch
2016-11-22 21:03 ` Daniel Vetter
2016-11-22 21:21 ` Dan Williams
2016-11-22 22:21 ` Sagalovitch, Serguei
2016-11-23 7:49 ` Daniel Vetter
2016-11-23 8:51 ` Christian König
2016-11-23 19:27 ` Serguei Sagalovitch
2016-11-23 17:03 ` Dave Hansen [this message]
2016-11-23 17:13 ` Logan Gunthorpe
2016-11-23 17:27 ` Bart Van Assche
2016-11-23 18:40 ` Dan Williams
2016-11-23 19:12 ` Jason Gunthorpe
2016-11-23 19:24 ` Serguei Sagalovitch
2016-11-23 19:06 ` Serguei Sagalovitch
2016-11-23 19:05 ` Jason Gunthorpe
2016-11-23 19:14 ` Serguei Sagalovitch
2016-11-23 19:32 ` Jason Gunthorpe
[not found] ` <c2c88376-5ba7-37d1-4d3e-592383ebb00a@amd.com>
2016-11-23 20:33 ` Jason Gunthorpe
2016-11-23 21:11 ` Logan Gunthorpe
2016-11-23 21:55 ` Jason Gunthorpe
2016-11-23 22:42 ` Dan Williams
2016-11-23 23:25 ` Jason Gunthorpe
2016-11-24 9:45 ` Christian König
2016-11-24 16:26 ` Jason Gunthorpe
2016-11-24 17:00 ` Serguei Sagalovitch
2016-11-24 17:55 ` Logan Gunthorpe
2016-11-25 13:06 ` Christian König
2016-11-25 16:45 ` Logan Gunthorpe
2016-11-25 17:20 ` Serguei Sagalovitch
2016-11-25 20:26 ` Felix Kuehling
2016-11-25 20:48 ` Serguei Sagalovitch
2016-11-24 0:40 ` Sagalovitch, Serguei
2016-11-24 16:24 ` Jason Gunthorpe
2016-11-24 1:25 ` Logan Gunthorpe
2016-11-24 16:42 ` Jason Gunthorpe
2016-11-24 18:11 ` Logan Gunthorpe
2016-11-25 7:58 ` Christoph Hellwig
2016-11-25 19:41 ` Jason Gunthorpe
2016-11-25 17:59 ` Serguei Sagalovitch
2016-11-25 13:22 ` Christian König
2016-11-25 17:16 ` Serguei Sagalovitch
2016-11-25 19:34 ` Jason Gunthorpe
2016-11-25 19:49 ` Serguei Sagalovitch
2016-11-25 20:19 ` Jason Gunthorpe
2016-11-25 23:41 ` Alex Deucher
2016-11-25 19:32 ` Jason Gunthorpe
2016-11-25 20:40 ` Christian König
2016-11-25 20:51 ` Felix Kuehling
2016-11-25 21:18 ` Jason Gunthorpe
2016-11-27 8:16 ` Haggai Eran
2016-11-27 14:02 ` Haggai Eran
2016-11-27 14:07 ` Christian König
2016-11-28 5:31 ` zhoucm1
2016-11-28 14:48 ` Serguei Sagalovitch
2016-11-28 18:36 ` Haggai Eran
2016-11-28 16:57 ` Jason Gunthorpe
2016-11-28 18:19 ` Haggai Eran
2016-11-28 19:02 ` Jason Gunthorpe
2016-11-30 10:45 ` Haggai Eran
2016-11-30 16:23 ` Jason Gunthorpe
2016-11-30 17:28 ` Serguei Sagalovitch
2016-12-04 7:33 ` Haggai Eran
2016-11-30 18:01 ` Logan Gunthorpe
2016-12-04 7:42 ` Haggai Eran
2016-12-04 13:06 ` Stephen Bates
2016-12-04 13:23 ` Stephen Bates
2016-12-05 17:18 ` Jason Gunthorpe
2016-12-05 17:40 ` Dan Williams
2016-12-05 18:02 ` Jason Gunthorpe
2016-12-05 18:08 ` Dan Williams
2016-12-05 18:39 ` Logan Gunthorpe
2016-12-05 18:48 ` Dan Williams
2016-12-05 19:14 ` Jason Gunthorpe
2016-12-05 19:27 ` Logan Gunthorpe
2016-12-05 19:46 ` Jason Gunthorpe
2016-12-05 19:59 ` Logan Gunthorpe
2016-12-05 20:06 ` Christoph Hellwig
2016-12-06 8:06 ` Stephen Bates
2016-12-06 16:38 ` Jason Gunthorpe
2016-12-06 16:51 ` Logan Gunthorpe
2016-12-06 17:28 ` Jason Gunthorpe
2016-12-06 21:47 ` Logan Gunthorpe
2016-12-06 22:02 ` Dan Williams
2016-12-06 17:12 ` Christoph Hellwig
2016-12-04 7:53 ` Haggai Eran
2016-11-30 17:10 ` Deucher, Alexander
2016-11-28 18:20 ` Logan Gunthorpe
2016-11-28 19:35 ` Serguei Sagalovitch
2016-11-28 21:36 ` Logan Gunthorpe
2016-11-28 21:55 ` Serguei Sagalovitch
2016-11-28 22:24 ` Jason Gunthorpe
2017-01-05 18:39 ` Jerome Glisse
2017-01-05 19:01 ` Jason Gunthorpe
2017-01-05 19:54 ` Jerome Glisse
2017-01-05 20:07 ` Jason Gunthorpe
2017-01-05 20:19 ` Jerome Glisse
2017-01-05 22:42 ` Jason Gunthorpe
2017-01-05 23:23 ` Jerome Glisse
2017-01-06 0:30 ` Jason Gunthorpe
2017-01-06 0:41 ` Serguei Sagalovitch
2017-01-06 1:58 ` Jerome Glisse
2017-01-06 16:56 ` Serguei Sagalovitch
2017-01-06 17:37 ` Jerome Glisse
2017-01-06 18:26 ` Jason Gunthorpe
2017-01-06 19:12 ` Deucher, Alexander
2017-01-06 22:10 ` Logan Gunthorpe
2017-01-12 4:54 ` Stephen Bates
2017-01-12 15:11 ` Jerome Glisse
2017-01-12 17:17 ` Jason Gunthorpe
2017-01-13 13:04 ` Christian König
2017-01-12 22:35 ` Logan Gunthorpe
2017-01-06 15:08 ` Henrique Almeida
2017-10-20 12:36 ` Ludwig Petrosyan
2017-10-20 15:48 ` Logan Gunthorpe
2017-10-22 6:13 ` Petrosyan, Ludwig
2017-10-22 17:19 ` Logan Gunthorpe
2017-10-23 16:08 ` David Laight
2017-10-23 22:04 ` Logan Gunthorpe
2017-10-24 5:58 ` Petrosyan, Ludwig
2017-10-24 14:58 ` David Laight
2017-10-26 13:28 ` Petrosyan, Ludwig
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