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Subject: Re: [PATCH v4 10/12] arm64: vdso: replace gettimeofday.S with global
 vgettimeofday.C
To: Jon Masters <jcm@redhat.com>, Mark Salyzyn <salyzyn@android.com>,
        linux-kernel@vger.kernel.org, James Morse <james.morse@arm.com>,
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        Dmitry Safonov <dsafonov@virtuozzo.com>,
        John Stultz <john.stultz@linaro.org>,
        Mark Rutland <mark.rutland@arm.com>, Kees Cook <keescook@chromium.org>,
        Ard Biesheuvel <ard.biesheuvel@linaro.org>,
        Andy Gross <andy.gross@linaro.org>,
        Kevin Brodsky <kevin.brodsky@arm.com>,
        Andrew Pinski <apinski@cavium.com>,
        Thomas Gleixner <tglx@linutronix.de>,
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 <61EF90BA-9A6D-4DC4-A1F4-BEAA210D708C@redhat.com>
 <20171121180319.tawkc42jjx4ow3hg@tarantula.localdomain>
From: Laura Abbott <labbott@redhat.com>
Message-ID: <2a5d85a3-cc53-087a-97e0-a86db5683963@redhat.com>
Date: Tue, 21 Nov 2017 13:16:58 -0800
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On 11/21/2017 10:03 AM, Jeffrey Bastian wrote:
> On Thu, Nov 02, 2017 at 12:22:36AM -0400, Jon Masters wrote:
>> On Nov 2, 2017, at 06:14, Mark Salyzyn <salyzyn@android.com> wrote:
>>> Holding off respin or followup patch until after we get a response
>>> from Jon Masters <jcm@readhat.com> on their QE tests on this patch
>>> series.
>>
>> Copying Jeff Bastian who owns QE. Jeff, can you recall what test was
>> failing when we tried the gettimeofday C rewrite VDSO patches?
> 
> The LTP clock_getres01 test was failing when we tried the initial
> implementation of gettimeofday-in-C.  This would be a good place to
> start when testing the new version of the patches.
> 
> https://github.com/linux-test-project/ltp/blob/master/testcases/kernel/syscalls/clock_getres/clock_getres01.c
> 
> 

FWIW, I just tried this on my Mustang (4.14 + these patches) with
both DT and acpi=force and it passed.

Thanks,
Laura