From a00aacdf00b14b5afbb87f63bcc24a15ecd57452 Mon Sep 17 00:00:00 2001 From: Emily Deng Date: Fri, 5 Mar 2021 17:03:52 +0800 Subject: [PATCH] drm/amdgpu: Fix some unload driver issues MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit If have memory leak, maybe it will have issue in ttm_bo_force_list_clean-> ttm_mem_evict_first. Set adev->gart.ptr to null to avoid to call amdgpu_gmc_set_pte_pde to cause ptr issue pointer when calling amdgpu_gart_unbind in amdgpu_bo_fini which is after gart_fini. Signed-off-by: Emily Deng Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index 23823a5..f1ede4b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -202,6 +202,7 @@ void amdgpu_gart_table_vram_free(struct amdgpu_device *adev) return; } amdgpu_bo_unref(&adev->gart.bo); + adev->gart.ptr = NULL; } /* -- 2.7.4