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drm/amdgpu: disable direct VM updates when vm_debug is set

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That should make user space bugs more obvious.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2016-02-19 10:03:03 +01:00 committed by Alex Deucher
parent 827108d080
commit 6378076bcf
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
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@ -596,7 +596,8 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
break;
}
ttm_eu_backoff_reservation(&ticket, &list);
if (!r && !(args->flags & AMDGPU_VM_DELAY_UPDATE))
if (!r && !(args->flags & AMDGPU_VM_DELAY_UPDATE) &&
!amdgpu_vm_debug)
amdgpu_gem_va_update_vm(adev, bo_va, args->operation);
drm_gem_object_unreference_unlocked(gobj);