Re: [Intel-gfx] [PATCH] drm/i915: Check ppgtt validity for GVT GEM context

2018-10-11 Thread Chris Wilson
Quoting Zhenyu Wang (2018-10-11 10:01:26) > On 2018.10.11 07:23:11 +0100, Chris Wilson wrote: > > Quoting Zhenyu Wang (2018-10-11 03:45:07) > > > On 2018.10.09 14:08:20 +0800, Xiong Zhang wrote: > > > > The guest couldn't boot up under GVT-g environment as the following call > > > > trace exists:

Re: [Intel-gfx] [PATCH] drm/i915: Check ppgtt validity for GVT GEM context

2018-10-11 Thread Zhenyu Wang
On 2018.10.11 07:23:11 +0100, Chris Wilson wrote: > Quoting Zhenyu Wang (2018-10-11 03:45:07) > > On 2018.10.09 14:08:20 +0800, Xiong Zhang wrote: > > > The guest couldn't boot up under GVT-g environment as the following call > > > trace exists: > > > [ 272.504762] BUG: unable to handle kernel

Re: [Intel-gfx] [PATCH] drm/i915: Check ppgtt validity for GVT GEM context

2018-10-11 Thread Chris Wilson
Quoting Zhenyu Wang (2018-10-11 03:45:07) > On 2018.10.09 14:08:20 +0800, Xiong Zhang wrote: > > The guest couldn't boot up under GVT-g environment as the following call > > trace exists: > > [ 272.504762] BUG: unable to handle kernel NULL pointer dereference at > > 0100 > > [

Re: [Intel-gfx] [PATCH] drm/i915: Check ppgtt validity for GVT GEM context

2018-10-10 Thread Zhenyu Wang
On 2018.10.09 14:08:20 +0800, Xiong Zhang wrote: > The guest couldn't boot up under GVT-g environment as the following call > trace exists: > [ 272.504762] BUG: unable to handle kernel NULL pointer dereference at > 0100 > [ 272.504834] Call Trace: > [ 272.504852]

[Intel-gfx] [PATCH] drm/i915: Check ppgtt validity for GVT GEM context

2018-10-09 Thread Xiong Zhang
The guest couldn't boot up under GVT-g environment as the following call trace exists: [ 272.504762] BUG: unable to handle kernel NULL pointer dereference at 0100 [ 272.504834] Call Trace: [ 272.504852] execlists_context_pin+0x2b2/0x520 [i915] [ 272.504869]