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

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Message-ID: <561FB33F.5030906@osg.samsung.com>
Date:	Thu, 15 Oct 2015 08:07:59 -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@...r.kernel.org,
	linux-kernel@...r.kernel.org, Shuah Khan <shuahkh@....samsung.com>
Subject: Re: [PATCH v3] selftests/seccomp: build and pass on arm64

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

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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