linux-kernel - Re: [PATCH -tip 5/7] perf probe: Query basic types from debuginfo

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Message-ID: <20100329222346.GB2851@ghostprotocols.net>
Date:	Mon, 29 Mar 2010 19:23:46 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Masami Hiramatsu <mhiramat@...hat.com>
Cc:	Ingo Molnar <mingo@...e.hu>, lkml <linux-kernel@...r.kernel.org>,
	systemtap <systemtap@...rces.redhat.com>,
	DLE <dle-develop@...ts.sourceforge.net>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Mike Galbraith <efault@....de>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH -tip 5/7] perf probe: Query basic types from debuginfo

Em Mon, Mar 29, 2010 at 06:05:03PM -0400, Masami Hiramatsu escreveu:
> Arnaldo Carvalho de Melo wrote:
> > Can't we do just as we do in the kernel and propagate the error back to
> > callers? All the way to userspace, that in this case would be the user
> > instead of an app started by a user?  :-)
> > 
> > Wrt api for storing messages, we have pr_{warning,error,debug}, etc, in
> > the TUI mode it is even redirected to the bottom line and I plan to have
> > them get into something browseable if the user wants to see the last pr_
> > messages.
> 
> Ah, that's very nice:)
> OK, I'll try to use it and remove all 'die()'s.

Thanks a lot!

- Arnaldo
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