linux-kernel - Re: [PATCH] perf tests: Add dwarf unwind test for powerpc

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Date:   Mon, 19 Sep 2016 09:11:38 +0200
From:   Jiri Olsa <jolsa@...hat.com>
To:     Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        acme@...nel.org, peterz@...radead.org, mingo@...hat.com,
        alexander.shishkin@...ux.intel.com, matt.fleming@...el.com,
        anju@...ux.vnet.ibm.com, mpe@...erman.id.au, jolsa@...nel.org,
        wangnan0@...wei.com, jpoimboe@...hat.com, mhiramat@...nel.org,
        namhyung@...nel.org
Subject: Re: [PATCH] perf tests: Add dwarf unwind test for powerpc

On Mon, Sep 19, 2016 at 02:38:20AM -0400, Ravi Bangoria wrote:
> User stack dump feature is recently added for powerpc. But there was no
> test case available to test it. This test works same as other on arch by
> preparing stack frame on perf test thread and comparing each frame by
> unwinding it.
> 
>   $ ./perf test 50
>     50: Test dwarf unwind    : Ok
> 
> User stack dump for powerpc: https://lkml.org/lkml/2016/4/28/482
> 
> Signed-off-by: Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>

can't test, but looks good

Acked-by: Jiri Olsa <jolsa@...nel.org>

thanks,
jirka