From: Alysa Liu <Alysa.Liu@amd.com>
Date: Fri, 10 Oct 2025 21:18:09 +0000 (-0400)
Subject: drm/amdgpu: Fix vram_usage underflow
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=bd07b3f08a0c9c91a33143215eda8a57f575dc2a;p=thirdparty%2Flinux.git

drm/amdgpu: Fix vram_usage underflow

vram_usage was subtracting non-vram memory size,
which caused it to become negative.

Signed-off-by: Alysa Liu <Alysa.Liu@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index dbdf33bc03b8e..96ccd5ade0315 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1961,9 +1961,7 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu(
 	 */
 	if (size) {
 		if (!is_imported &&
-		   (mem->bo->preferred_domains == AMDGPU_GEM_DOMAIN_VRAM ||
-		   (adev->apu_prefer_gtt &&
-		    mem->bo->preferred_domains == AMDGPU_GEM_DOMAIN_GTT)))
+		   mem->alloc_flags & KFD_IOC_ALLOC_MEM_FLAGS_VRAM)
 			*size = bo_size;
 		else
 			*size = 0;