Re: [Intel-gfx] [PATCH 03/25] dma-buf.rst: Document why idenfinite fences are a bad idea

2020-07-09 Thread Christian König
Am 09.07.20 um 14:31 schrieb Daniel Vetter: On Thu, Jul 9, 2020 at 2:11 PM Daniel Stone wrote: On Thu, 9 Jul 2020 at 09:05, Daniel Vetter wrote: On Thu, Jul 09, 2020 at 08:36:43AM +0100, Daniel Stone wrote: On Tue, 7 Jul 2020 at 21:13, Daniel Vetter wrote: Comes up every few years, gets

Re: [Intel-gfx] [PATCH 03/25] dma-buf.rst: Document why idenfinite fences are a bad idea

2020-07-09 Thread Daniel Vetter
On Thu, Jul 9, 2020 at 2:11 PM Daniel Stone wrote: > > On Thu, 9 Jul 2020 at 09:05, Daniel Vetter wrote: > > On Thu, Jul 09, 2020 at 08:36:43AM +0100, Daniel Stone wrote: > > > On Tue, 7 Jul 2020 at 21:13, Daniel Vetter wrote: > > > > Comes up every few years, gets somewhat tedious to discuss,

Re: [Intel-gfx] [PATCH 03/25] dma-buf.rst: Document why idenfinite fences are a bad idea

2020-07-09 Thread Daniel Stone
On Thu, 9 Jul 2020 at 09:05, Daniel Vetter wrote: > On Thu, Jul 09, 2020 at 08:36:43AM +0100, Daniel Stone wrote: > > On Tue, 7 Jul 2020 at 21:13, Daniel Vetter wrote: > > > Comes up every few years, gets somewhat tedious to discuss, let's > > > write this down once and for all. > > > > Thanks

Re: [PATCH 03/25] dma-buf.rst: Document why idenfinite fences are a bad idea

2020-07-09 Thread Christian König
Am 07.07.20 um 22:12 schrieb Daniel Vetter: Comes up every few years, gets somewhat tedious to discuss, let's write this down once and for all. What I'm not sure about is whether the text should be more explicit in flat out mandating the amdkfd eviction fences for long running compute workloads

Re: [Intel-gfx] [PATCH 03/25] dma-buf.rst: Document why idenfinite fences are a bad idea

2020-07-09 Thread Daniel Vetter
On Thu, Jul 09, 2020 at 08:36:43AM +0100, Daniel Stone wrote: > Hi, > > On Tue, 7 Jul 2020 at 21:13, Daniel Vetter wrote: > > Comes up every few years, gets somewhat tedious to discuss, let's > > write this down once and for all. > > Thanks for writing this up! I wonder if any of the notes from

Re: [Intel-gfx] [PATCH 03/25] dma-buf.rst: Document why idenfinite fences are a bad idea

2020-07-09 Thread Daniel Stone
Hi, On Tue, 7 Jul 2020 at 21:13, Daniel Vetter wrote: > Comes up every few years, gets somewhat tedious to discuss, let's > write this down once and for all. Thanks for writing this up! I wonder if any of the notes from my reply to the previous-version thread would be helpful to more explicitly

[PATCH 03/25] dma-buf.rst: Document why idenfinite fences are a bad idea

2020-07-07 Thread Daniel Vetter
Comes up every few years, gets somewhat tedious to discuss, let's write this down once and for all. What I'm not sure about is whether the text should be more explicit in flat out mandating the amdkfd eviction fences for long running compute workloads or workloads where userspace fencing is