From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:42576 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751745AbcKQJp0 (ORCPT ); Thu, 17 Nov 2016 04:45:26 -0500 Subject: Patch "drm/amdgpu: fix a vm_flush fence leak" has been added to the 4.8-stable tree To: notasas@gmail.com, alexander.deucher@amd.com, christian.koenig@amd.com, david1.zhou@amd.com, gregkh@linuxfoundation.org Cc: , From: Date: Thu, 17 Nov 2016 10:45:36 +0100 Message-ID: <14793759363511@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled drm/amdgpu: fix a vm_flush fence leak to the 4.8-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-amdgpu-fix-a-vm_flush-fence-leak.patch and it can be found in the queue-4.8 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 2d7c17be00e0dce3bc1a092a2c277a9f86c69ca9 Mon Sep 17 00:00:00 2001 From: Grazvydas Ignotas Date: Sun, 23 Oct 2016 21:31:45 +0300 Subject: drm/amdgpu: fix a vm_flush fence leak MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Grazvydas Ignotas commit 2d7c17be00e0dce3bc1a092a2c277a9f86c69ca9 upstream. Looks like .last_flush reference is left at teardown. Leak reported by CONFIG_SLUB_DEBUG. Fixes: 41d9eb2c5a2a ("drm/amdgpu: add a fence after the VM flush") Reviewed-by: Chunming Zhou Reviewed-by: Christian König Signed-off-by: Grazvydas Ignotas Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1654,5 +1654,6 @@ void amdgpu_vm_manager_fini(struct amdgp fence_put(adev->vm_manager.ids[i].first); amdgpu_sync_free(&adev->vm_manager.ids[i].active); fence_put(id->flushed_updates); + fence_put(id->last_flush); } } Patches currently in stable-queue which might be from notasas@gmail.com are queue-4.8/drm-amdgpu-fix-fence-slab-teardown.patch queue-4.8/drm-amdgpu-fix-sched-fence-slab-teardown.patch queue-4.8/drm-amd-fix-scheduler-fence-teardown-order-v2.patch queue-4.8/drm-amdgpu-fix-a-vm_flush-fence-leak.patch