Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935305AbcJQVia (ORCPT ); Mon, 17 Oct 2016 17:38:30 -0400 Received: from mail-lf0-f53.google.com ([209.85.215.53]:35427 "EHLO mail-lf0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934114AbcJQViV (ORCPT ); Mon, 17 Oct 2016 17:38:21 -0400 Date: Mon, 17 Oct 2016 23:37:52 +0200 From: Emese Revfy To: kbuild test robot Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org, Kees Cook Subject: Re: drivers/pci/hotplug/ibmphp_ebda.c:409:1: warning: the frame size of 1108 bytes is larger than 1024 bytes Message-Id: <20161017233752.68d20a89dbc9b0ff8841c9b3@gmail.com> In-Reply-To: <201610160608.eB1Owrn3%fengguang.wu@intel.com> References: <201610160608.eB1Owrn3%fengguang.wu@intel.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: 622 Lines: 15 On Sun, 16 Oct 2016 06:52:16 +0800 kbuild test robot wrote: > drivers/pci/hotplug/ibmphp_ebda.c: In function 'ibmphp_access_ebda': > >> drivers/pci/hotplug/ibmphp_ebda.c:409:1: warning: the frame size of 1108 bytes is larger than 1024 bytes [-Wframe-larger-than=] Hi, Thanks for the report. The problem is that these are large functions (there are a lot of basic blocks) and the entropy plugin instruments all basic blocks. I think the solution is to skip these functions which contain more than n basic blocks. Sorry, I haven't time to fix this bug. PaX Team will fix it in PaX. -- Emese