KFD userptr BOs and SG BOs used for DMA mappings can be preempted with
CWSR. Therefore we can place them in the preemptible domain and avoid
unwanted evictions.
Signed-off-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 928e8d57cd08..2856ca1032db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -511,7 +511,7 @@ kfd_mem_dmamap_userptr(struct kgd_mem *mem,
drm_prime_sg_to_dma_addr_array(ttm->sg, ttm->dma_address,
ttm->num_pages);
- amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_GTT);
+ amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_PREEMPT);
ret = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
if (ret)
goto unmap_sg;
@@ -535,7 +535,7 @@ kfd_mem_dmamap_dmabuf(struct kfd_mem_attachment *attachment)
struct ttm_operation_ctx ctx = {.interruptible = true};
struct amdgpu_bo *bo = attachment->bo_va->base.bo;
- amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_GTT);
+ amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_PREEMPT);
return ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
}
@@ -1408,7 +1408,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
domain = alloc_domain = AMDGPU_GEM_DOMAIN_GTT;
alloc_flags = 0;
} else if (flags & KFD_IOC_ALLOC_MEM_FLAGS_USERPTR) {
- domain = AMDGPU_GEM_DOMAIN_GTT;
+ domain = AMDGPU_GEM_DOMAIN_PREEMPT;
alloc_domain = AMDGPU_GEM_DOMAIN_CPU;
alloc_flags = 0;
if (!offset || !*offset)
--
2.31.1
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
