[AMD Official Use Only - AMD Internal Distribution Only] Tested-by: Mangesh Gadre <[email protected]>
>-----Original Message----- >From: amd-gfx <[email protected]> On Behalf Of Christian >König >Sent: Tuesday, October 7, 2025 2:49 PM >To: Deucher, Alexander <[email protected]>; amd- >[email protected] >Subject: [PATCH] drm/amdgpu: hide VRAM sysfs attributes on GPUs without VRAM > >Otherwise accessing them can cause a crash. > >Signed-off-by: Christian König <[email protected]> >--- > drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 3 +++ > 1 file changed, 3 insertions(+) > >diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c >b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c >index a5adb2ed9b3c..9d934c07fa6b 100644 >--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c >+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c >@@ -234,6 +234,9 @@ static umode_t amdgpu_vram_attrs_is_visible(struct >kobject *kobj, > !adev->gmc.vram_vendor) > return 0; > >+ if (!ttm_resource_manager_used(&adev->mman.vram_mgr.manager)) >+ return 0; >+ > return attr->mode; > } > >-- >2.43.0
