From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.1 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB3CEECE564 for ; Wed, 19 Sep 2018 12:53:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 80D8C2151C for ; Wed, 19 Sep 2018 12:53:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="YBZdMZI3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 80D8C2151C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731759AbeISSa6 (ORCPT ); Wed, 19 Sep 2018 14:30:58 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:34380 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731419AbeISSa6 (ORCPT ); Wed, 19 Sep 2018 14:30:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=2PBXzP63wx/moa6VlflkmSL69hR5b374uZW4i277Q5s=; b=YBZdMZI3BGsQj6bS0N+q872Ie nJprUip5pLm6S4Gr2Zf2W66lJOtREnqeS2G4Eprk7/TJETLJCwuEZVHs4eZ58XoM3/EHTyGO4RBUD qIuzHJZuR8oK3L0b8m9P4TJ4t/ymOhnXFFrfioRxDb9TqZf6j41y7DZR1P0mthha9owEj2lX8Qkf9 GfjkU6AhWtU8+NB5LJdX2BttQ7R66odCPX9ZYnCLkY1IG0vRKnvRSg+vSCXRzWLYgQk1j+S08XUmB Fks8ZzAr6D4ycLw8WvOZEMXm2wEijpiSm0HCkgvQDTZx9A0yold1U7hZi9m+1JzlSDeKO75S8fW4j jDjgejuoQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1g2byY-0008Qm-I0; Wed, 19 Sep 2018 12:53:02 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 161062024E44A; Wed, 19 Sep 2018 14:52:59 +0200 (CEST) Date: Wed, 19 Sep 2018 14:52:59 +0200 From: Peter Zijlstra To: Christophe LEROY Cc: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Ingo Molnar , segher@kernel.crashing.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH v2 1/2] sched: move stack_canary field at the top of task_struct Message-ID: <20180919125259.GG24124@hirez.programming.kicks-ass.net> References: <20180919115836.GE24124@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 19, 2018 at 02:25:00PM +0200, Christophe LEROY wrote: > I have not been able to find a way to define the compilation flags AFTER > building asm-offsets.h, see https://patchwork.ozlabs.org/patch/971521/ > > If you have a suggestion, it is welcomed. Not really; I always get lost in that stuff :/ > > Might as well put it before state, right after the task_info thing. > > > > Yes, it doesn't make much difference, don't any arch expect state at offset > 0 ? Uhmm.. dunno. I would not expect so, but then I didn't check.