From: Peter Zijlstra <peterz@infradead.org>
To: Vince Weaver <vincent.weaver@maine.edu>
Cc: LKML <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>, Paul Mackerras <paulus@samba.org>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
Stephane Eranian <eranian@google.com>
Subject: Re: perf sw_event related lockup
Date: Mon, 18 Nov 2013 09:54:39 +0100 [thread overview]
Message-ID: <20131118085439.GD3866@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <alpine.DEB.2.10.1311151223040.11932@vincent-weaver-1.um.maine.edu>
On Fri, Nov 15, 2013 at 12:26:16PM -0500, Vince Weaver wrote:
> On Fri, 15 Nov 2013, Peter Zijlstra wrote:
> >
> > Please enable CONFIG_FRAME_POINTER to get better backtraces, but the
> > above suggests the pagefault swevent, will have a look.
>
> here it is again I think. I compiled with CONFIG_FRAME_POINTER but the
> backtraces don't look that different.
Looks to be that other one -- the one where the intel constraints thing
goes belly up. I was hoping Stephane would look at that since I know
he's been rewriting that code.
next prev parent reply other threads:[~2013-11-18 8:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-13 22:45 Vince Weaver
2013-11-15 14:59 ` Peter Zijlstra
2013-11-15 17:26 ` Vince Weaver
2013-11-18 8:54 ` Peter Zijlstra [this message]
2013-11-18 15:18 ` Stephane Eranian
2013-11-18 15:32 ` Peter Zijlstra
2013-11-18 15:44 ` Stephane Eranian
2013-11-18 16:44 ` Vince Weaver
2013-11-18 16:58 ` Stephane Eranian
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