Re: [PATCH v2] drm/amd/amdgpu: add check that shadow page tables are GPU-accessible

2016-12-15 Thread zhoucm1
On 2016年12月16日 01:59, Nicolai Hähnle wrote: From: Nicolai Hähnle Skip amdgpu_gem_va_update_vm otherwise. Also clean up the check for the non-shadow page tables using the new helper function. This fixes a crash with the stack trace: amdgpu_gem_va_update_vm -> amdgpu_vm_update_page_directory

[PATCH v2] drm/amd/amdgpu: add check that shadow page tables are GPU-accessible

2016-12-15 Thread Nicolai Hähnle
From: Nicolai Hähnle Skip amdgpu_gem_va_update_vm otherwise. Also clean up the check for the non-shadow page tables using the new helper function. This fixes a crash with the stack trace: amdgpu_gem_va_update_vm -> amdgpu_vm_update_page_directory -> amdgpu_ttm_bind -> amdgpu_gtt_mgr_alloc v