From: Kim Phillips <kim.phillips@arm.com>
To: Martin Vuille <jpmv27@aim.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>,
<linux-perf-users@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH RESEND] perf unwind: Report error from dwfl_attach_state
Date: Tue, 20 Mar 2018 08:06:33 +0800 [thread overview]
Message-ID: <20180320080633.10e8414475a534ce9cf26c28@arm.com> (raw)
In-Reply-To: <20180318175053.4222-1-jpmv27@aim.com>
On Sun, 18 Mar 2018 13:50:53 -0400
Martin Vuille <jpmv27@aim.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@aim.com>
> ---
Reviewed-by: Kim Phillips <kim.phillips@arm.com>
Kim
WARNING: multiple messages have this Message-ID (diff)
From: Kim Phillips <kim.phillips@arm.com>
To: Martin Vuille <jpmv27@aim.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND] perf unwind: Report error from dwfl_attach_state
Date: Tue, 20 Mar 2018 08:06:33 +0800 [thread overview]
Message-ID: <20180320080633.10e8414475a534ce9cf26c28@arm.com> (raw)
In-Reply-To: <20180318175053.4222-1-jpmv27@aim.com>
On Sun, 18 Mar 2018 13:50:53 -0400
Martin Vuille <jpmv27@aim.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@aim.com>
> ---
Reviewed-by: Kim Phillips <kim.phillips@arm.com>
Kim
next prev parent reply other threads:[~2018-03-20 0:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-18 17:50 [PATCH RESEND] perf unwind: Report error from dwfl_attach_state Martin Vuille
2018-03-20 0:06 ` Kim Phillips [this message]
2018-03-20 0:06 ` Kim Phillips
2018-03-20 16:18 ` Arnaldo Carvalho de Melo
2018-03-25 22:07 ` [tip:perf/core] " tip-bot for Martin Vuille
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