linux-kernel - Re: [PATCH RESEND] perf unwind: Report error from dwfl_attach

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Message-ID: <20180320161826.GA4229@kernel.org>
Date:   Tue, 20 Mar 2018 13:18:26 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Kim Phillips <kim.phillips@....com>
Cc:     Martin Vuille <jpmv27@....com>,
        Arnaldo Carvalho de Melo <acme@...hat.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND] perf unwind: Report error from dwfl_attach_state

Em Tue, Mar 20, 2018 at 08:06:33AM +0800, Kim Phillips escreveu:
> On Sun, 18 Mar 2018 13:50:53 -0400
> Martin Vuille <jpmv27@....com> wrote:
> 
> > In verbose level 2, errors returned by libdw are reported in most cases,
> > but not when calling dwfl_attach_state.
> > 
> > Since elfutils v 0.160 (2014), dwfl_attach_state sets the error code to
> > report failure cause. On failure, log the reported error.
> > 
> > Signed-off-by: Martin Vuille <jpmv27@....com>
> > ---
> 
> Reviewed-by: Kim Phillips <kim.phillips@....com>

Thanks, applied.

- Arnaldo