linux-kernel - Re: [PATCH v3 0/3] perf build: PowerPC: Fix build breakage due to libbpf

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Message-ID: <20151215112947.GF23726@naverao1-tp.in.ibm.com>
Date:	Tue, 15 Dec 2015 16:59:47 +0530
From:	"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
To:	Wang Nan <wangnan0@...wei.com>
Cc:	acme@...nel.org, jolsa@...hat.com, linux-kernel@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org,
	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Subject: Re: [PATCH v3 0/3] perf build: PowerPC: Fix build breakage due to
 libbpf

On 2015/12/15 03:35AM, Wang Nan wrote:
> Hi Naveen,
> 
>    Now I know your problem is in native building and the reason is
> missing proper $(ARCH). I think other than that there's another problem
> in libbpf's building: if your problem is unable to compile libbpf,
> feature checker should find it and set NO_LIBBPF=1 for perf, so perf
> building won't be blocked, only BPF related features should be turned
> off. Also, I think including Makefile.arch from tools/scripts would be
> better, because libbpf is at the same level with perf. So I separate
> them into 3 patches. Please help me test it on PowerPC.

Hi Wang,
Thanks for putting this together. Entire series:

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


> 
> Cc: Arnaldo Carvalho de Melo <acme@...nel.org>
> Cc: Jiri Olsa <jolsa@...hat.com>
> Cc: Naveen N. Rao <naveen.n.rao@...ux.vnet.ibm.com>
> Cc: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
> 
> Naveen N. Rao (1):
>   perf: bpf: Fix build breakage due to libbpf
> 
> Wang Nan (2):
>   perf tools: Fix PowerPC native building
>   tools: Move Makefile.arch from perf/config to tools/scripts
> 
>  tools/build/feature/test-bpf.c               | 20 +++++++++++++++++++-
>  tools/lib/bpf/Makefile                       |  3 ++-
>  tools/lib/bpf/bpf.c                          |  4 ++--
>  tools/perf/config/Makefile                   |  2 +-
>  tools/perf/tests/make                        |  2 +-
>  tools/{perf/config => scripts}/Makefile.arch |  0
>  6 files changed, 25 insertions(+), 6 deletions(-)
>  rename tools/{perf/config => scripts}/Makefile.arch (100%)
> 
> -- 
> 1.8.3.4
> 

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