[PATCH 1/2] drm/amdgpu: always allocate cleared VRAM for KFD allocations

[Alex Deucher]

This adds allocation latency, but aligns better with user
expectations.  The latency should improve with the drm buddy
clearing patches that Arun has been working on.

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 0ae9fd844623..f9a4ea082821 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1709,7 +1709,8 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
                        alloc_domain = AMDGPU_GEM_DOMAIN_GTT;
                        alloc_flags = 0;
                } else {
-                       alloc_flags = AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE;
+                       alloc_flags = AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE |
+                               AMDGPU_GEM_CREATE_VRAM_CLEARED;
                        alloc_flags |= (flags & KFD_IOC_ALLOC_MEM_FLAGS_PUBLIC) 
?
                        AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED : 0;
                }
-- 
2.44.0