Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754740AbcJRVhT (ORCPT ); Tue, 18 Oct 2016 17:37:19 -0400 Received: from mail-wm0-f46.google.com ([74.125.82.46]:37336 "EHLO mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752921AbcJRVhM (ORCPT ); Tue, 18 Oct 2016 17:37:12 -0400 Date: Tue, 18 Oct 2016 23:36:45 +0200 From: Emese Revfy To: Kees Cook Cc: kbuild test robot , kbuild-all@01.org, LKML , "pageexec@freemail.hu" , "spender@grsecurity.net" Subject: Re: drivers/pci/hotplug/ibmphp_ebda.c:409:1: warning: the frame size of 1108 bytes is larger than 1024 bytes Message-Id: <20161018233645.ed29e83f81404f09a627287e@gmail.com> In-Reply-To: References: <201610160608.eB1Owrn3%fengguang.wu@intel.com> <20161017233752.68d20a89dbc9b0ff8841c9b3@gmail.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 459 Lines: 13 On Tue, 18 Oct 2016 13:57:35 -0700 Kees Cook wrote: > This is controlled by CONFIG_FRAME_WARN. I don't think this is a > particular problem or should be avoided, but perhaps we can set the > default to 2048 (as done on 64BIT) if we're building with the entropy > plugin. This is probably a gcc code generation bug on i386 when a plugin uses too many 64 bit variables so I think PaX Team's patch will be the best solution. -- Emese