From: David Ahern <daahern@cisco.com>
To: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
mingo@elte.hu, peterz@infradead.org, fweisbec@gmail.com,
paulus@samba.org, tglx@linutronix.de
Subject: Re: [PATCH] perf tools: Emit clearer message for sys_perf_event_open ENOENT return
Date: Fri, 25 Mar 2011 12:26:41 -0600 [thread overview]
Message-ID: <4D8CDE61.6050400@cisco.com> (raw)
In-Reply-To: <20110325180840.GE13180@ghostprotocols.net>
On 03/25/11 12:08, Arnaldo Carvalho de Melo wrote:
> Em Fri, Mar 25, 2011 at 12:05:50PM -0600, David Ahern escreveu:
>> Resend of patch sent back in January 2011 in light of recent confusion around
>> unsupported events for a given platform.
>>
>> Improve sys_perf_event_open ENOENT return handling in top and record, just
>> like 5a3446b does for stat.
>>
>> Retry of Arnaldo's patch using error instead of die which allows the fallback
>> from hardware cycles to software clock.
>
> Please use ui__warning(""...) as it will work in the TUI too.
error() is consistent with current pattern. Is ui__warning the
preference for new messages? Is that for perf-top only?
next prev parent reply other threads:[~2011-03-25 18:26 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-25 18:05 [PATCH] perf tools: Emit clearer message for sys_perf_event_open ENOENT return David Ahern
2011-03-25 18:08 ` Arnaldo Carvalho de Melo
2011-03-25 18:26 ` David Ahern [this message]
2011-03-25 18:37 ` Arnaldo Carvalho de Melo
-- strict thread matches above, loose matches on Subject: below --
2011-03-25 19:11 David Ahern
2011-01-13 18:16 David Ahern
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