linux-kernel - Re: [PATCH v3] selftests/seccomp: build and pass on arm64

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Date:	Thu, 15 Oct 2015 14:06:57 -0600
From:	Shuah Khan <shuahkh@....samsung.com>
To:	Kees Cook <keescook@...omium.org>
Cc:	AKASHI Takahiro <takahiro.akashi@...aro.org>,
	Arnd Bergmann <arnd@...db.de>,
	Andy Lutomirski <luto@...capital.net>,
	Will Drewry <wad@...omium.org>,
	Linux API <linux-api@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Shuah Khan <shuahkh@....samsung.com>
Subject: Re: [PATCH v3] selftests/seccomp: build and pass on arm64

On 10/15/2015 12:42 PM, Kees Cook wrote:
> On Thu, Oct 15, 2015 at 7:07 AM, Shuah Khan <shuahkh@....samsung.com> wrote:
>> On 10/06/2015 01:30 PM, Kees Cook wrote:
>>> Changing arm64 syscalls is done via a specific register set, more like s390
>>> than like arm (specific ptrace call) and x86 (part of general registers).
>>> Since (restarting) poll doesn't exist on arm64, switch to using nanosleep
>>> for testing restart_syscall. And since it looks like the syscall ABI is
>>> inconsistent on arm-compat, so we must work around it (and document it) in
>>> the test.
>>>
>>> Signed-off-by: Kees Cook <keescook@...omium.org>
>>> ---
>>> v3:
>>>  - correctly set syscall number on native arm64.
>>> v2:
>>>  - switch to nanosleep from a bad mix of poll and ppoll for testing restart.
>>> ---
>>
>> Is this good to go? Failed to apply to linux-kselftest next.
>> If you can rebase and resend. I can get this into 4.4-rc1
> 
> Yes please. :)
> 

ok. Please rebase to linux-kselftest next and resend the patch.

thanks,
-- Shuah


-- 
Shuah Khan
Sr. Linux Kernel Developer
Open Source Innovation Group
Samsung Research America (Silicon Valley)
shuahkh@....samsung.com | (970) 217-8978
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