[PATCH 0/5] make performance is associated with vGPU type.

Gao, Ping A ping.a.gao at intel.com
Tue Feb 7 00:55:57 UTC 2017


Please ignore this serials as it cannot match our requirement, I will
sent v2 later.

On 2017/1/26 9:19, Gao, Ping A wrote:
> 	1. Currrently, scheduler is triggered by delay_work, it's only can be
> 	   accurate at 10ms level, so have to change the scheduler period to
> 	   10ms, it will have stability impact.
> 	2. Test two vGPU type 2 and type 5, the fps of tropic in two guest show 
>   	   about 5:2, it's workable but the precision is not good.
>
> 	TODO: 1. Use htimer replace the delay_work to trigger scheduler.
> 	      2. Create dummy vGPU to help caculation.   
>
> Ping Gao (5):
>   drm/i915/gvt: add some statistic routine for scheduler
>   drm/i915/gvt: add basic funtion for fairness control
>   drm/i915/gvt: control the scheduler by timeslice usage
>   drm/i915/gvt: define weight according the vGPU type
>   drm/i915/gvt: set scheduler time to 10ms
>
>  drivers/gpu/drm/i915/gvt/gvt.h          |  10 +++
>  drivers/gpu/drm/i915/gvt/kvmgt.c        |   4 +-
>  drivers/gpu/drm/i915/gvt/sched_policy.c | 141 ++++++++++++++++++++++++++++----
>  drivers/gpu/drm/i915/gvt/vgpu.c         |   9 ++
>  4 files changed, 145 insertions(+), 19 deletions(-)
>



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