Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-10-06 Thread Tvrtko Ursulin
On 05/10/2022 19:48, John Harrison wrote: On 10/3/2022 05:00, Tvrtko Ursulin wrote: On 03/10/2022 08:53, Tvrtko Ursulin wrote: On 30/09/2022 18:44, John Harrison wrote: On 9/30/2022 02:22, Tvrtko Ursulin wrote: On 29/09/2022 17:21, John Harrison wrote: On 9/29/2022 00:42, Tvrtko Ursulin

Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-10-05 Thread John Harrison
On 10/3/2022 05:00, Tvrtko Ursulin wrote: On 03/10/2022 08:53, Tvrtko Ursulin wrote: On 30/09/2022 18:44, John Harrison wrote: On 9/30/2022 02:22, Tvrtko Ursulin wrote: On 29/09/2022 17:21, John Harrison wrote: On 9/29/2022 00:42, Tvrtko Ursulin wrote: On 29/09/2022 03:18,

Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-10-03 Thread Tvrtko Ursulin
On 03/10/2022 08:53, Tvrtko Ursulin wrote: On 30/09/2022 18:44, John Harrison wrote: On 9/30/2022 02:22, Tvrtko Ursulin wrote: On 29/09/2022 17:21, John Harrison wrote: On 9/29/2022 00:42, Tvrtko Ursulin wrote: On 29/09/2022 03:18, john.c.harri...@intel.com wrote: From: John Harrison

Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-10-03 Thread Tvrtko Ursulin
On 30/09/2022 18:44, John Harrison wrote: On 9/30/2022 02:22, Tvrtko Ursulin wrote: On 29/09/2022 17:21, John Harrison wrote: On 9/29/2022 00:42, Tvrtko Ursulin wrote: On 29/09/2022 03:18, john.c.harri...@intel.com wrote: From: John Harrison Compute workloads are inherently not

Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-09-30 Thread John Harrison
On 9/30/2022 02:22, Tvrtko Ursulin wrote: On 29/09/2022 17:21, John Harrison wrote: On 9/29/2022 00:42, Tvrtko Ursulin wrote: On 29/09/2022 03:18, john.c.harri...@intel.com wrote: From: John Harrison Compute workloads are inherently not pre-emptible for long periods on current hardware. As

Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-09-30 Thread Tvrtko Ursulin
On 29/09/2022 17:21, John Harrison wrote: On 9/29/2022 00:42, Tvrtko Ursulin wrote: On 29/09/2022 03:18, john.c.harri...@intel.com wrote: From: John Harrison Compute workloads are inherently not pre-emptible for long periods on current hardware. As a workaround for this, the pre-emption

Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-09-29 Thread John Harrison
On 9/29/2022 00:42, Tvrtko Ursulin wrote: On 29/09/2022 03:18, john.c.harri...@intel.com wrote: From: John Harrison Compute workloads are inherently not pre-emptible for long periods on current hardware. As a workaround for this, the pre-emption timeout for compute capable engines was

Re: [Intel-gfx] [PATCH v4 3/4] drm/i915: Make the heartbeat play nice with long pre-emption timeouts

2022-09-29 Thread Tvrtko Ursulin
On 29/09/2022 03:18, john.c.harri...@intel.com wrote: From: John Harrison Compute workloads are inherently not pre-emptible for long periods on current hardware. As a workaround for this, the pre-emption timeout for compute capable engines was disabled. This is undesirable with GuC