[PATCH 3/7] drm/amdgpu: remove VM shadow WARN_ONs

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From: Christian König <christian.koenig@xxxxxxx>

Printing a warning into the logs that we will certainly run into a BUG() is
completely nonsense, the BUG() is more than noisy enough.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index ba3bfc3..db2dede 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1043,8 +1043,7 @@ static int amdgpu_vm_update_level(struct amdgpu_device *adev,
 	params.adev = adev;
 	shadow = parent->bo->shadow;
 
-	WARN_ON(vm->use_cpu_for_update && shadow);
-	if (vm->use_cpu_for_update && !shadow) {
+	if (vm->use_cpu_for_update) {
 		r = amdgpu_bo_kmap(parent->bo, (void **)&pd_addr);
 		if (r)
 			return r;
@@ -1310,9 +1309,6 @@ static int amdgpu_vm_update_ptes(struct amdgpu_pte_update_params *params,
 			r = amdgpu_bo_kmap(pt, (void *)&pe_start);
 			if (r)
 				return r;
-
-			WARN_ONCE(pt->shadow,
-				  "CPU VM update doesn't suuport shadow pages");
 		} else {
 			if (pt->shadow) {
 				pe_start = amdgpu_bo_gpu_offset(pt->shadow);
-- 
2.7.4



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