diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c index 1d0dbff87d3f..1ef758ac5076 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c @@ -90,7 +90,7 @@ struct amdgpu_amdkfd_fence *to_amdgpu_amdkfd_fence(struct dma_fence *f) return NULL; fence = container_of(f, struct amdgpu_amdkfd_fence, base); - if (fence && f->ops == &amdkfd_fence_ops) + if (f->ops == &amdkfd_fence_ops) return fence; return NULL; @@ -159,11 +159,14 @@ static void amdkfd_fence_release(struct dma_fence *f) } /** - * amdkfd_fence_check_mm - Check if @mm is same as that of the fence @f - * if same return TRUE else return FALSE. + * amdkfd_fence_check_mm - Check whether to prevent eviction of @f by @mm * * @f: [IN] fence * @mm: [IN] mm that needs to be verified + * + * Check if @mm is same as that of the fence @f, if same return TRUE else + * return FALSE. + * For svm bo, which support vram overcommitment, always return FALSE. */ bool amdkfd_fence_check_mm(struct dma_fence *f, struct mm_struct *mm) { @@ -171,7 +174,7 @@ bool amdkfd_fence_check_mm(struct dma_fence *f, struct mm_struct *mm) if (!fence) return false; - else if (fence->mm == mm) + else if (fence->mm == mm && !fence->svm_bo) return true; return false; |