linux-kernel - Re: [PATCH 2/2] tools include: Add mman macros needed by perf for all arch

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Date:   Wed, 14 Sep 2016 17:16:06 +0530
From:   "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
To:     Wang Nan <wangnan0@...wei.com>
Cc:     acme@...nel.org, linux-kernel@...r.kernel.org, lizefan@...wei.com,
        pi3orama@....com, Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [PATCH 2/2] tools include: Add mman macros needed by perf for
 all arch

On 2016/09/14 10:57AM, Wang Nan wrote:
> Some macros required by tools/perf/trace/beauty/mmap.c is not support
> for all architectures. For example, MAP_32BIT is defined on x86 only,
> alpha doesn't define MADV_HWPOISON and MADV_SOFT_OFFLINE.
> 
> This patch regenerates mman.h for each archs, defines these missing
> macros for perf. For missing MADV_*, fall back to asm-generic/mman-common
> because they are in 'case ...' statement. For flags, define to 0.

This resolves the build issue on powerpc, thanks!

Tested-by: Naveen N. Rao <naveen.n.rao@...ux.vnet.ibm.com>