linux-kernel - Re: [PowerPC] 4.10.0 fails to build on BE config

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Message-ID: <CAOSf1CFTW-wmUNDTigcNxxGaDuGSdf8i=s7QgNUvuDS4WA6TGw@mail.gmail.com>
Date:   Tue, 21 Feb 2017 22:09:26 +1100
From:   "Oliver O'Halloran" <oohall@...il.com>
To:     abdul <abdhalee@...ux.vnet.ibm.com>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        fweisbec@...il.com
Subject: Re: [PowerPC] 4.10.0 fails to build on BE config

On Tue, Feb 21, 2017 at 6:25 PM, abdul <abdhalee@...ux.vnet.ibm.com> wrote:
> Hi,
>
> Today's mainline build, breaks on Power6 and Power7 (all BE config) with
> these build errors
>
> arch/powerpc/kernel/time.c: In function ‘running_clock’:
> arch/powerpc/kernel/time.c:712:2: error: implicit declaration of function
> ‘cputime_to_nsecs’ [-Werror=implicit-function-declaration]
> return local_clock() -
> cputime_to_nsecs(kcpustat_this_cpu->cpustat[CPUTIME_STEAL]);
> ^
> cc1: some warnings being treated as errors
> make[1]: *** [arch/powerpc/kernel/time.o] Error 1
>
>
> Regard's
> Abdul Haleem
> IBM Linux Technology Center.

Hi Abdul,

Are there any extra patches in your tree? I briefly tried to reproduce
this, but in my local tree this line:

> return local_clock() - cputime_to_nsecs(kcpustat_this_cpu->cpustat[CPUTIME_STEAL]);

Is at time.c:692 rather than time.c:712

Oliver