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Date: Mon, 9 May 2016 17:14:34 -0300
From: Arnaldo Carvalho de Melo <acme@redhat.com>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>,
        linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
        Wang Nan <wangnan0@huawei.com>, Masami Hiramatsu <mhiramat@kernel.org>,
        Ian Munsie <imunsie@au1.ibm.com>
Subject: Re: perf tools: add support for generating bpf prologue on powerpc
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Em Sat, May 07, 2016 at 02:15:36PM +1000, Michael Ellerman escreveu:
> On Thu, 2016-05-05 at 15:23:19 UTC, "Naveen N. Rao" wrote:
> > Generalize existing macros to serve the purpose.
> > 
> > Cc: Wang Nan <wangnan0@huawei.com>
> > Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
> > Cc: Masami Hiramatsu <mhiramat@kernel.org>
> > Cc: Ian Munsie <imunsie@au1.ibm.com>
> > Cc: Michael Ellerman <mpe@ellerman.id.au>
> > Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
> > ---
> > With this patch:
> >     # ./perf test 37
> >     37: Test BPF filter                                          :
> >     37.1: Test basic BPF filtering                               : Ok
> >     37.2: Test BPF prologue generation                           : Ok
> >     37.3: Test BPF relocation checker                            : Ok
> > 
> >  tools/perf/arch/powerpc/Makefile          |  1 +
> >  tools/perf/arch/powerpc/util/dwarf-regs.c | 40 +++++++++++++++++++++----------
> >  2 files changed, 29 insertions(+), 12 deletions(-)
> 
> Looks feasible, and is in powerpc only code, should I take this or acme?

Its upstream already :-)

- Arnaldo