From: Shuah Khan <shuahkh@osg.samsung.com>
To: Arnd Bergmann <arnd@arndb.de>, Chunyan Zhang <zhang.chunyan@linaro.org>
Cc: linux-api@vger.kernel.org, linux-kernel@vger.kernel.org,
Shuah Khan <shuahkh@osg.samsung.com>
Subject: Re: [PATCH] selftests: memfd_test: Revised STACK_SIZE to make it 16-byte aligned
Date: Thu, 15 Oct 2015 07:50:05 -0600 [thread overview]
Message-ID: <561FAF0D.7040804@osg.samsung.com> (raw)
In-Reply-To: <8675019.20qUY4dC6X@wuerfel>
On 10/15/2015 02:44 AM, Arnd Bergmann wrote:
> 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 <zhang.chunyan@linaro.org>
>>
>
> Acked-by: Arnd Bergmann <arnd@arndb.de>
>
> This should probably also be marked
>
> Cc: stable@vger.kernel.org
>
Thank you both. Now applied to linux-kselftest next for 4.4
-- Shuah
--
Shuah Khan
Sr. Linux Kernel Developer
Open Source Innovation Group
Samsung Research America (Silicon Valley)
shuahkh@osg.samsung.com | (970) 217-8978
prev parent reply other threads:[~2015-10-15 13:50 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-01 7:33 [PATCH] selftests: memfd_test: Revised STACK_SIZE to make it 16-byte aligned Chunyan Zhang
2015-10-15 3:22 ` Chunyan Zhang
2015-10-15 8:44 ` Arnd Bergmann
2015-10-15 13:50 ` Shuah Khan [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=561FAF0D.7040804@osg.samsung.com \
--to=shuahkh@osg.samsung.com \
--cc=arnd@arndb.de \
--cc=linux-api@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=zhang.chunyan@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox