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| author |   Christian König <christian.koenig@amd.com> | 2016-02-19 10:03:03 +0100 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2016-02-24 12:46:06 -0500 |
| commit | 6378076bcfdcd1d4f8d726d08d3fa044736873eb (patch) | |
| tree | 83af18461a8591c198fa8659407e1e0e24332ca3 | |
| parent | amdgpu: fix NULL pointer dereference at tonga_check_states_equal (diff) | |
| download | linux-dev-6378076bcfdcd1d4f8d726d08d3fa044736873eb.tar.xz linux-dev-6378076bcfdcd1d4f8d726d08d3fa044736873eb.zip | |
drm/amdgpu: disable direct VM updates when vm_debug is set
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>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 7380f782cd14..d20c2a8929cb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -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); |