From db4448f78d5982997751120ca358c97a7f96e122 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Thu, 9 Jul 2015 23:32:49 +0200 Subject: [PATCH 0449/1050] drm/amdgpu: Don't take dev->struct_mutex in bo_force_delete MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It really doesn't protect anything which doesn't have other locks already. Also this is run from driver unload code so not much need for locks anyway. Same changes as for radeon really. Cc: Alex Deucher Cc: "Christian König" Reviewed-by: Thierry Reding Signed-off-by: Daniel Vetter Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index f1f1b67..57adcad 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -466,7 +466,6 @@ void amdgpu_bo_force_delete(struct amdgpu_device *adev) } dev_err(adev->dev, "Userspace still has active objects !\n"); list_for_each_entry_safe(bo, n, &adev->gem.objects, list) { - mutex_lock(&adev->ddev->struct_mutex); dev_err(adev->dev, "%p %p %lu %lu force free\n", &bo->gem_base, bo, (unsigned long)bo->gem_base.size, *((unsigned long *)&bo->gem_base.refcount)); @@ -474,8 +473,7 @@ void amdgpu_bo_force_delete(struct amdgpu_device *adev) list_del_init(&bo->list); mutex_unlock(&bo->adev->gem.mutex); /* this should unref the ttm bo */ - drm_gem_object_unreference(&bo->gem_base); - mutex_unlock(&adev->ddev->struct_mutex); + drm_gem_object_unreference_unlocked(&bo->gem_base); } } -- 1.9.1