linux-kernel - Re: [PATCH 2/2] tools: perf: fix build error in uapi/linux/mman.h

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Message-ID: <eb503909-e630-5d5a-4cb8-0ecc43d8fa54@arm.com>
Date:   Tue, 10 Jan 2017 17:13:34 +0000
From:   Sudeep Holla <sudeep.holla@....com>
To:     Arnaldo Carvalho de Melo <acme@...hat.com>
Cc:     Sudeep Holla <sudeep.holla@....com>, linux-kernel@...r.kernel.org,
        Jiri Olsa <jolsa@...nel.org>, Wang Nan <wangnan0@...wei.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>, acme@...nel.org
Subject: Re: [PATCH 2/2] tools: perf: fix build error in uapi/linux/mman.h



On 10/01/17 14:43, Arnaldo Carvalho de Melo wrote:
> Em Tue, Jan 10, 2017 at 10:22:50AM +0000, Sudeep Holla escreveu:
>> All the other occurrence refer "uapi/asm-generic/*.h" directly instead
>> of "uapi/asm/*.h" in tools/include except mman.h. Without this patch,
>> the following build failure is seen.
>>
> 
> Seen where? I don't see it here, and I build perf for lots of different
> systems:
> 

[...]

> The ones for cross compiling (-x-) mostly don't have the full set of
> devel packages, but even so, I am not seeing this problem, can you
> please describe more precisely the environment where you notice this
> problem?
> 
> Assuming this is on ARM, based on your e-mail address, for instance,
> debian:experimental-x-arm64 is built with this Dockerfile, look at the
> packages used:

In fact this is on x86_64. I noticed the actual difference today when I
was experimenting further.

make ARCH=x86_64 -C tools O=/tmp/perf perf ----> fails to build
make -C tools O=/tmp/perf perf ----> Builds fine

-- 
Regards,
Sudeep