From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751973AbbJOIoc (ORCPT ); Thu, 15 Oct 2015 04:44:32 -0400 Received: from mout.kundenserver.de ([212.227.17.10]:60202 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751098AbbJOIoa (ORCPT ); Thu, 15 Oct 2015 04:44:30 -0400 From: Arnd Bergmann To: Chunyan Zhang Cc: shuahkh@osg.samsung.com, linux-api@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] selftests: memfd_test: Revised STACK_SIZE to make it 16-byte aligned Date: Thu, 15 Oct 2015 10:44:15 +0200 Message-ID: <8675019.20qUY4dC6X@wuerfel> User-Agent: KMail/4.11.5 (Linux/3.16.0-10-generic; KDE/4.11.5; x86_64; ; ) In-Reply-To: <1443684782-10898-1-git-send-email-zhang.chunyan@linaro.org> References: <1443684782-10898-1-git-send-email-zhang.chunyan@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Provags-ID: V03:K0:SBjb49rltcfvva90wrQJjG1Uvc1LuTNRF92C9D8Y7ak/N28prBO D9mXW6g+s0fATGK5tMYCYc3ys/J88UazdMFBZvnZDpemnbok7rpwlhuwxughgj0jTIf4qKw l8G878A7X7t5yBWaEBj3WPkjwb18T1k+/QP5RF6o8QHDbVcx/2LQzhlytqf4/CVh1ri4he/ NLrD/z4YUIzjZW5MH7YEA== X-UI-Out-Filterresults: notjunk:1;V01:K0:0oqXZf5DR+A=:fyV3ycW5/Eo978zSHDPjF6 B5oqpcdsLTTTl5zFz33wNgAz1fRnhs5Zl/DFPO0wSNRAJrWTF4IZYQbh1I54AFqtkRthxk2QY sqSzdRvLWPN3HeknGUSWf/F5AW+8tq7xi4SPbqMANe4b0JcfAbcXShpkMnk6Vp9pixFaM6/c+ xglWObxTdR4zB1p5NSFqd6SK1YT3ufsiGQkNs2cC8fPi2niUCawXSIsi9VrQIwjtcb0MNpG75 31YZIhKPRHYuX2T2kDK3yWsc3fY+M+1yM5pBG9dsIT6Y1QgrA9ReveyPeGKZ1z/15kQEWoH74 YH89wlaoE004nZm/X9QINW3fn/Ur+rY5PTU6E+wwaUOpQ9sV2eLYdrI9Rs0eYc5NkNtmDXONy JdchbMotpZCeLp0kolnZ8PNicTi7twUgy/J+Om5jO98laIKgsKuKpxKxRML0RPKsHjrOyh6sB SoHk8YYNmzuyOBnt+lsPoxoFIoC6nrXyqQpTzFSakeNQ3Bip5GVGVqo34PhE4wsq9og+XOUlu yBu4vy/j5Ly+4YoB1uKJSbhlLqo0L6Rr5l7KLD9w73D6oo6VFbOvaTyAXr0SGbpTH4WHzoJU6 DP2f5ihF/ccaMCRuOQvX67rYF++76dI7ZfecCEzgmrl6xRhm5QT81X0OvTqRK/950SoCz3eDf nfEyeVLmQamvI66754XL3tWcuanVNpo21bDhMNQYUozyCFjmXwvxmvTQGG11cH8CY0lKdZHXD kL4HYzOdgnJeAFTu Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday 01 October 2015 15:33:02 Chunyan Zhang wrote: > There is a mandate of 16-byte aligned stack on AArch64 [1], so the > STACK_SIZE here should also be 16-byte aligned, otherwise we would > get an error when calling clone(). > > [1] http://lxr.free-electrons.com/source/arch/arm64/kernel/process.c#L265 > > Signed-off-by: Chunyan Zhang > Acked-by: Arnd Bergmann This should probably also be marked Cc: stable@vger.kernel.org