Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-30 Thread Dongwon Kim
On Wed, Apr 25, 2018 at 08:12:08AM +0200, Juergen Gross wrote: > On 24/04/18 22:35, Dongwon Kim wrote: > > Had a meeting with Daniel and talked about bringing out generic > > part of hyper-dmabuf to the userspace, which means we most likely > > reuse IOCTLs defined in xen-zcopy for our use-case if

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-30 Thread Dongwon Kim
On Wed, Apr 25, 2018 at 08:12:08AM +0200, Juergen Gross wrote: > On 24/04/18 22:35, Dongwon Kim wrote: > > Had a meeting with Daniel and talked about bringing out generic > > part of hyper-dmabuf to the userspace, which means we most likely > > reuse IOCTLs defined in xen-zcopy for our use-case if

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-27 Thread Oleksandr Andrushchenko
On 04/25/2018 08:16 PM, Dongwon Kim wrote: On Wed, Apr 25, 2018 at 08:34:55AM +0200, Daniel Vetter wrote: On Wed, Apr 25, 2018 at 09:07:07AM +0300, Oleksandr Andrushchenko wrote: On 04/24/2018 11:35 PM, Dongwon Kim wrote: Had a meeting with Daniel and talked about bringing out generic part of

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-27 Thread Oleksandr Andrushchenko
On 04/25/2018 08:16 PM, Dongwon Kim wrote: On Wed, Apr 25, 2018 at 08:34:55AM +0200, Daniel Vetter wrote: On Wed, Apr 25, 2018 at 09:07:07AM +0300, Oleksandr Andrushchenko wrote: On 04/24/2018 11:35 PM, Dongwon Kim wrote: Had a meeting with Daniel and talked about bringing out generic part of

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Dongwon Kim
On Wed, Apr 25, 2018 at 08:34:55AM +0200, Daniel Vetter wrote: > On Wed, Apr 25, 2018 at 09:07:07AM +0300, Oleksandr Andrushchenko wrote: > > On 04/24/2018 11:35 PM, Dongwon Kim wrote: > > > Had a meeting with Daniel and talked about bringing out generic > > > part of hyper-dmabuf to the

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Dongwon Kim
On Wed, Apr 25, 2018 at 08:34:55AM +0200, Daniel Vetter wrote: > On Wed, Apr 25, 2018 at 09:07:07AM +0300, Oleksandr Andrushchenko wrote: > > On 04/24/2018 11:35 PM, Dongwon Kim wrote: > > > Had a meeting with Daniel and talked about bringing out generic > > > part of hyper-dmabuf to the

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Daniel Vetter
On Wed, Apr 25, 2018 at 09:07:07AM +0300, Oleksandr Andrushchenko wrote: > On 04/24/2018 11:35 PM, Dongwon Kim wrote: > > Had a meeting with Daniel and talked about bringing out generic > > part of hyper-dmabuf to the userspace, which means we most likely > > reuse IOCTLs defined in xen-zcopy for

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Daniel Vetter
On Wed, Apr 25, 2018 at 09:07:07AM +0300, Oleksandr Andrushchenko wrote: > On 04/24/2018 11:35 PM, Dongwon Kim wrote: > > Had a meeting with Daniel and talked about bringing out generic > > part of hyper-dmabuf to the userspace, which means we most likely > > reuse IOCTLs defined in xen-zcopy for

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Juergen Gross
On 24/04/18 22:35, Dongwon Kim wrote: > Had a meeting with Daniel and talked about bringing out generic > part of hyper-dmabuf to the userspace, which means we most likely > reuse IOCTLs defined in xen-zcopy for our use-case if we follow > his suggestion. > > So assuming we use these IOCTLs as

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Juergen Gross
On 24/04/18 22:35, Dongwon Kim wrote: > Had a meeting with Daniel and talked about bringing out generic > part of hyper-dmabuf to the userspace, which means we most likely > reuse IOCTLs defined in xen-zcopy for our use-case if we follow > his suggestion. > > So assuming we use these IOCTLs as

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Oleksandr Andrushchenko
On 04/24/2018 11:35 PM, Dongwon Kim wrote: Had a meeting with Daniel and talked about bringing out generic part of hyper-dmabuf to the userspace, which means we most likely reuse IOCTLs defined in xen-zcopy for our use-case if we follow his suggestion. I will still have kernel side API, so

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-25 Thread Oleksandr Andrushchenko
On 04/24/2018 11:35 PM, Dongwon Kim wrote: Had a meeting with Daniel and talked about bringing out generic part of hyper-dmabuf to the userspace, which means we most likely reuse IOCTLs defined in xen-zcopy for our use-case if we follow his suggestion. I will still have kernel side API, so

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Dongwon Kim
Had a meeting with Daniel and talked about bringing out generic part of hyper-dmabuf to the userspace, which means we most likely reuse IOCTLs defined in xen-zcopy for our use-case if we follow his suggestion. So assuming we use these IOCTLs as they are, Several things I would like you to

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Dongwon Kim
Had a meeting with Daniel and talked about bringing out generic part of hyper-dmabuf to the userspace, which means we most likely reuse IOCTLs defined in xen-zcopy for our use-case if we follow his suggestion. So assuming we use these IOCTLs as they are, Several things I would like you to

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 02:54 PM, Daniel Vetter wrote: On Mon, Apr 23, 2018 at 03:10:35PM +0300, Oleksandr Andrushchenko wrote: On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: the gntdev. I think this is generic enough that it could

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 02:54 PM, Daniel Vetter wrote: On Mon, Apr 23, 2018 at 03:10:35PM +0300, Oleksandr Andrushchenko wrote: On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: the gntdev. I think this is generic enough that it could

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Daniel Vetter
On Mon, Apr 23, 2018 at 03:10:35PM +0300, Oleksandr Andrushchenko wrote: > On 04/23/2018 02:52 PM, Wei Liu wrote: > > On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: > > > > > the gntdev. > > > > > > > > > > I think this is generic enough that it could be implemented

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Daniel Vetter
On Mon, Apr 23, 2018 at 03:10:35PM +0300, Oleksandr Andrushchenko wrote: > On 04/23/2018 02:52 PM, Wei Liu wrote: > > On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: > > > > > the gntdev. > > > > > > > > > > I think this is generic enough that it could be implemented

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 12:14, Oleksandr Andrushchenko wrote: > On 04/24/2018 01:01 PM, Wei Liu wrote: >> On Tue, Apr 24, 2018 at 11:08:41AM +0200, Juergen Gross wrote: >>> On 24/04/18 11:03, Oleksandr Andrushchenko wrote: On 04/24/2018 11:40 AM, Juergen Gross wrote: > On 24/04/18 10:07, Oleksandr

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 12:14, Oleksandr Andrushchenko wrote: > On 04/24/2018 01:01 PM, Wei Liu wrote: >> On Tue, Apr 24, 2018 at 11:08:41AM +0200, Juergen Gross wrote: >>> On 24/04/18 11:03, Oleksandr Andrushchenko wrote: On 04/24/2018 11:40 AM, Juergen Gross wrote: > On 24/04/18 10:07, Oleksandr

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 01:01 PM, Wei Liu wrote: On Tue, Apr 24, 2018 at 11:08:41AM +0200, Juergen Gross wrote: On 24/04/18 11:03, Oleksandr Andrushchenko wrote: On 04/24/2018 11:40 AM, Juergen Gross wrote: On 24/04/18 10:07, Oleksandr Andrushchenko wrote: On 04/24/2018 10:51 AM, Juergen Gross wrote:

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 01:01 PM, Wei Liu wrote: On Tue, Apr 24, 2018 at 11:08:41AM +0200, Juergen Gross wrote: On 24/04/18 11:03, Oleksandr Andrushchenko wrote: On 04/24/2018 11:40 AM, Juergen Gross wrote: On 24/04/18 10:07, Oleksandr Andrushchenko wrote: On 04/24/2018 10:51 AM, Juergen Gross wrote:

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Wei Liu
On Tue, Apr 24, 2018 at 11:08:41AM +0200, Juergen Gross wrote: > On 24/04/18 11:03, Oleksandr Andrushchenko wrote: > > On 04/24/2018 11:40 AM, Juergen Gross wrote: > >> On 24/04/18 10:07, Oleksandr Andrushchenko wrote: > >>> On 04/24/2018 10:51 AM, Juergen Gross wrote: > On 24/04/18 07:43,

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Wei Liu
On Tue, Apr 24, 2018 at 11:08:41AM +0200, Juergen Gross wrote: > On 24/04/18 11:03, Oleksandr Andrushchenko wrote: > > On 04/24/2018 11:40 AM, Juergen Gross wrote: > >> On 24/04/18 10:07, Oleksandr Andrushchenko wrote: > >>> On 04/24/2018 10:51 AM, Juergen Gross wrote: > On 24/04/18 07:43,

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 12:08 PM, Juergen Gross wrote: On 24/04/18 11:03, Oleksandr Andrushchenko wrote: On 04/24/2018 11:40 AM, Juergen Gross wrote: On 24/04/18 10:07, Oleksandr Andrushchenko wrote: On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: On

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 12:08 PM, Juergen Gross wrote: On 24/04/18 11:03, Oleksandr Andrushchenko wrote: On 04/24/2018 11:40 AM, Juergen Gross wrote: On 24/04/18 10:07, Oleksandr Andrushchenko wrote: On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: On

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 11:03, Oleksandr Andrushchenko wrote: > On 04/24/2018 11:40 AM, Juergen Gross wrote: >> On 24/04/18 10:07, Oleksandr Andrushchenko wrote: >>> On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: > On 04/24/2018 01:41 AM, Boris

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 11:03, Oleksandr Andrushchenko wrote: > On 04/24/2018 11:40 AM, Juergen Gross wrote: >> On 24/04/18 10:07, Oleksandr Andrushchenko wrote: >>> On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: > On 04/24/2018 01:41 AM, Boris

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 11:40 AM, Juergen Gross wrote: On 24/04/18 10:07, Oleksandr Andrushchenko wrote: On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote:

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 11:40 AM, Juergen Gross wrote: On 24/04/18 10:07, Oleksandr Andrushchenko wrote: On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote:

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 10:07, Oleksandr Andrushchenko wrote: > On 04/24/2018 10:51 AM, Juergen Gross wrote: >> On 24/04/18 07:43, Oleksandr Andrushchenko wrote: >>> On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: > On 04/23/2018 02:52 PM, Wei Liu

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 10:07, Oleksandr Andrushchenko wrote: > On 04/24/2018 10:51 AM, Juergen Gross wrote: >> On 24/04/18 07:43, Oleksandr Andrushchenko wrote: >>> On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: > On 04/23/2018 02:52 PM, Wei Liu

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Oleksandr Andrushchenko
On 04/24/2018 10:51 AM, Juergen Gross wrote: On 24/04/18 07:43, Oleksandr Andrushchenko wrote: On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 07:43, Oleksandr Andrushchenko wrote: > On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: >> On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: >>> On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: >>>  

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-24 Thread Juergen Gross
On 24/04/18 07:43, Oleksandr Andrushchenko wrote: > On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: >> On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: >>> On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: >>>  

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Oleksandr Andrushchenko
On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: the gntdev. I think this is generic enough that it could be implemented

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Oleksandr Andrushchenko
On 04/24/2018 01:41 AM, Boris Ostrovsky wrote: On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: the gntdev. I think this is generic enough that it could be implemented

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Boris Ostrovsky
On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: > On 04/23/2018 02:52 PM, Wei Liu wrote: >> On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: > the gntdev. > > I think this is generic enough that it could be implemented by a > device not tied to

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Boris Ostrovsky
On 04/23/2018 08:10 AM, Oleksandr Andrushchenko wrote: > On 04/23/2018 02:52 PM, Wei Liu wrote: >> On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: > the gntdev. > > I think this is generic enough that it could be implemented by a > device not tied to

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Oleksandr Andrushchenko
On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: the gntdev. I think this is generic enough that it could be implemented by a device not tied to Xen. AFAICT the hyper_dma guys also wanted something similar to this. You can't

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Oleksandr Andrushchenko
On 04/23/2018 02:52 PM, Wei Liu wrote: On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: the gntdev. I think this is generic enough that it could be implemented by a device not tied to Xen. AFAICT the hyper_dma guys also wanted something similar to this. You can't

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Wei Liu
On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: > > > the gntdev. > > > > > > I think this is generic enough that it could be implemented by a > > > device not tied to Xen. AFAICT the hyper_dma guys also wanted > > > something similar to this. > > You can't just wrap

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-23 Thread Wei Liu
On Fri, Apr 20, 2018 at 02:25:20PM +0300, Oleksandr Andrushchenko wrote: > > > the gntdev. > > > > > > I think this is generic enough that it could be implemented by a > > > device not tied to Xen. AFAICT the hyper_dma guys also wanted > > > something similar to this. > > You can't just wrap

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-20 Thread Oleksandr Andrushchenko
On 04/20/2018 10:19 AM, Daniel Vetter wrote: On Wed, Apr 18, 2018 at 11:10:58AM +0100, Roger Pau Monné wrote: On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: On 04/18/2018 10:35 AM, Roger Pau Monné wrote: On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-20 Thread Oleksandr Andrushchenko
On 04/20/2018 10:19 AM, Daniel Vetter wrote: On Wed, Apr 18, 2018 at 11:10:58AM +0100, Roger Pau Monné wrote: On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: On 04/18/2018 10:35 AM, Roger Pau Monné wrote: On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-20 Thread Daniel Vetter
>; xen-de...@lists.xenproject.org; > > > > daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper > > > > <matthew.d.ro...@intel.com> > > > > Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy > > > > helper DRM drive

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-20 Thread Daniel Vetter
airl...@linux.ie; > > > > oleksandr_andrushche...@epam.com; linux-kernel@vger.kernel.org; dri- > > > > de...@lists.freedesktop.org; Potrola, MateuszX > > > > ; xen-de...@lists.xenproject.org; > > > > daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Rop

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-20 Thread Daniel Vetter
On Wed, Apr 18, 2018 at 11:10:58AM +0100, Roger Pau Monné wrote: > On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: > > On 04/18/2018 10:35 AM, Roger Pau Monné wrote: > > > On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: > > > > On 04/17/2018 11:57

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-20 Thread Daniel Vetter
On Wed, Apr 18, 2018 at 11:10:58AM +0100, Roger Pau Monné wrote: > On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: > > On 04/18/2018 10:35 AM, Roger Pau Monné wrote: > > > On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: > > > > On 04/17/2018 11:57

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-19 Thread Oleksandr Andrushchenko
ubject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: On 04/18/2018 10:35 AM, Roger Pau Monné wrote: After speaking with Oleksandr on IRC, I think the main usage of the gntdev extension is

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-19 Thread Oleksandr Andrushchenko
- de...@lists.freedesktop.org; Potrola, MateuszX ; xen-de...@lists.xenproject.org; daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Dongwon Kim
> >>>><mateuszx.potr...@intel.com>; xen-de...@lists.xenproject.org; > >>>>daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper > >>>><matthew.d.ro...@intel.com> > >>>>Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zco

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Dongwon Kim
; Artem Mygaiev ; > >>>>Dongwon Kim ; airl...@linux.ie; > >>>>oleksandr_andrushche...@epam.com; linux-kernel@vger.kernel.org; dri- > >>>>de...@lists.freedesktop.org; Potrola, MateuszX > >>>>; xen-de...@lists.xenproject.org; > >>>>daniel.

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
Potrola, MateuszX <mateuszx.potr...@intel.com>; xen-de...@lists.xenproject.org; daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper <matthew.d.ro...@intel.com> Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On Wed, Apr 18, 2018

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
; boris.ostrov...@oracle.com; Matt Roper Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: On 04/18/2018 10:35 AM, Roger Pau Monné wrote: After speaking with Oleksandr on IRC, I think the main usage

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Roger Pau Monné
he...@epam.com; linux-kernel@vger.kernel.org; dri- > > > de...@lists.freedesktop.org; Potrola, MateuszX > > > <mateuszx.potr...@intel.com>; xen-de...@lists.xenproject.org; > > > daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper > > > <matthew.d.ro.

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Roger Pau Monné
ktop.org; Potrola, MateuszX > > > ; xen-de...@lists.xenproject.org; > > > daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper > > > > > > Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy > > > helper DRM driver > > >

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
.@oracle.com; Matt Roper <matthew.d.ro...@intel.com> Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: On 04/18/2018 10:35 AM, Roger Pau Monné wrote: On Wed, Apr 18, 2018

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
; oleksandr_andrushche...@epam.com; linux-kernel@vger.kernel.org; dri- de...@lists.freedesktop.org; Potrola, MateuszX ; xen-de...@lists.xenproject.org; daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
trov...@oracle.com; Matt Roper <matthew.d.ro...@intel.com> Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On 04/18/2018 01:18 PM, Paul Durrant wrote: -Original Message- From: Xen-devel [mailto:xen-devel-boun...@lists.xenproject.org] On Behal

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
; linux-kernel@vger.kernel.org; dri- de...@lists.freedesktop.org; Potrola, MateuszX ; xen-de...@lists.xenproject.org; daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On 04/18/2018 01:18 PM, Paul

RE: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Paul Durrant
tel.com; boris.ostrov...@oracle.com; Matt Roper > <matthew.d.ro...@intel.com> > Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy > helper DRM driver > > On 04/18/2018 01:18 PM, Paul Durrant wrote: > >> -Original Message- > >> From: Xen-d

RE: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Paul Durrant
x-kernel@vger.kernel.org; dri- > de...@lists.freedesktop.org; Potrola, MateuszX > ; xen-de...@lists.xenproject.org; > daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper > > Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy > helper DRM driver >

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
.@oracle.com; Matt Roper <matthew.d.ro...@intel.com> Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: On 04/18/2018 10:35 AM, Roger Pau Monné wrote: On Wed, Apr 18, 2018

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
; oleksandr_andrushche...@epam.com; linux-kernel@vger.kernel.org; dri- de...@lists.freedesktop.org; Potrola, MateuszX ; xen-de...@lists.xenproject.org; daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

RE: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Paul Durrant
m; boris.ostrov...@oracle.com; Matt Roper > <matthew.d.ro...@intel.com> > Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy > helper DRM driver > > On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko > wrote: > > On 04/18/2018 10:

RE: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Paul Durrant
r_andrushche...@epam.com; linux-kernel@vger.kernel.org; dri- > de...@lists.freedesktop.org; Potrola, MateuszX > ; xen-de...@lists.xenproject.org; > daniel.vet...@intel.com; boris.ostrov...@oracle.com; Matt Roper > > Subject: Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Roger Pau Monné
On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: > On 04/18/2018 10:35 AM, Roger Pau Monné wrote: > > On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: > > > On 04/17/2018 11:57 PM, Dongwon Kim wrote: > > > > On Tue, Apr 17, 2018 at 09:59:28AM +0200,

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Roger Pau Monné
On Wed, Apr 18, 2018 at 11:01:12AM +0300, Oleksandr Andrushchenko wrote: > On 04/18/2018 10:35 AM, Roger Pau Monné wrote: > > On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: > > > On 04/17/2018 11:57 PM, Dongwon Kim wrote: > > > > On Tue, Apr 17, 2018 at 09:59:28AM +0200,

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
On 04/18/2018 10:35 AM, Roger Pau Monné wrote: On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: On 04/17/2018 11:57 PM, Dongwon Kim wrote: On Tue, Apr 17, 2018 at 09:59:28AM +0200, Daniel Vetter wrote: On Mon, Apr 16, 2018 at 12:29:05PM -0700, Dongwon Kim wrote: 3.2

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Oleksandr Andrushchenko
On 04/18/2018 10:35 AM, Roger Pau Monné wrote: On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: On 04/17/2018 11:57 PM, Dongwon Kim wrote: On Tue, Apr 17, 2018 at 09:59:28AM +0200, Daniel Vetter wrote: On Mon, Apr 16, 2018 at 12:29:05PM -0700, Dongwon Kim wrote: 3.2

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Roger Pau Monné
On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: > On 04/17/2018 11:57 PM, Dongwon Kim wrote: > > On Tue, Apr 17, 2018 at 09:59:28AM +0200, Daniel Vetter wrote: > > > On Mon, Apr 16, 2018 at 12:29:05PM -0700, Dongwon Kim wrote: > 3.2 Backend exports dma-buf to xen-front >

Re: [Xen-devel] [PATCH 0/1] drm/xen-zcopy: Add Xen zero-copy helper DRM driver

2018-04-18 Thread Roger Pau Monné
On Wed, Apr 18, 2018 at 09:38:39AM +0300, Oleksandr Andrushchenko wrote: > On 04/17/2018 11:57 PM, Dongwon Kim wrote: > > On Tue, Apr 17, 2018 at 09:59:28AM +0200, Daniel Vetter wrote: > > > On Mon, Apr 16, 2018 at 12:29:05PM -0700, Dongwon Kim wrote: > 3.2 Backend exports dma-buf to xen-front >