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

[Kees Cook]

On Thu, Oct 15, 2015 at 4:01 PM, Shuah Khan <shuahkh@xxxxxxxxxxxxxxx> wrote:
> On 10/15/2015 05:00 PM, Shuah Khan wrote:
>> On 10/15/2015 04:07 PM, Kees Cook wrote:
>>> On Thu, Oct 15, 2015 at 1:06 PM, Shuah Khan <shuahkh@xxxxxxxxxxxxxxx> wrote:
>>>> On 10/15/2015 12:42 PM, Kees Cook wrote:
>>>>> On Thu, Oct 15, 2015 at 7:07 AM, Shuah Khan <shuahkh@xxxxxxxxxxxxxxx> 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@xxxxxxxxxxxx>
>>>>>>> ---
>>>>>>> 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.
>>>
>>> Am I looking at the right tree? linux-kselftest#next doesn't appear to
>>> have the s390 patch that was included in 4.3.
>>>
>>
>> I see what happened. Your patch is linux-next fixes and that went into
>> 4.3-rc2. I can get linux-next rebase to 4.3-rc2 and get your patch in.
>> Thanks for clearing this up.
>
> oops rebase linux-kselftest next i.e

Okay, cool. Let me know if I need to do anything more. :)

Thanks!

-Kees

-- 
Kees Cook
Chrome OS Security
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