On Mon, Jul 08, 2013 at 06:50:23PM +0200, Peter Zijlstra wrote:
>
> [ 324.983534] [ cut here ]
> [ 324.984420] WARNING: at /usr/src/linux-2.6/kernel/events/core.c:1953
> __perf_event_enable+0x187/0x190()
> [ 324.984420] Modules linked in:
> [ 324.984420] CPU: 19 PID: 2
On Mon, Jul 08, 2013 at 03:50:48PM +0200, Jiri Olsa wrote:
> need to check if that does not break anything else ;-)
Vince's test-case triggered the below; so there might still be a few loose
ends.
[ 324.983534] [ cut here ]
[ 324.984420] WARNING: at /usr/src/linux-2.6/
On Mon, Jul 08, 2013 at 03:50:48PM +0200, Jiri Olsa wrote:
> patch below gets rid of the warning, and probably the
> crash as well
>
> the reason seems to be when HW context is cloned based
> on SW event that happened to get there because of the
> HW leader, which got closed just before (fd[15] ev
On Mon, 8 Jul 2013, Jiri Olsa wrote:
> On Wed, Jul 03, 2013 at 09:49:29AM +0200, Peter Zijlstra wrote:
> > On Tue, Jul 02, 2013 at 11:15:59PM -0400, Vince Weaver wrote:
> need to check if that does not break anything else ;-)
I've applied your patch to stock 3.10 and am now unable to hang my Core
On Wed, Jul 03, 2013 at 09:49:29AM +0200, Peter Zijlstra wrote:
> On Tue, Jul 02, 2013 at 11:15:59PM -0400, Vince Weaver wrote:
> >
> > OK, I have bisected this problem to the following change:
> >
> > commit 8dc85d547285668e509f86c177bcd4ea055bcaaf
> > Author: Peter Zijlstra
> > Date: Thu Sep
On Tue, Jul 02, 2013 at 11:15:59PM -0400, Vince Weaver wrote:
>
> OK, I have bisected this problem to the following change:
>
> commit 8dc85d547285668e509f86c177bcd4ea055bcaaf
> Author: Peter Zijlstra
> Date: Thu Sep 2 16:50:03 2010 +0200
>
> perf: Multiple task contexts
>
> Prov
OK, I have bisected this problem to the following change:
commit 8dc85d547285668e509f86c177bcd4ea055bcaaf
Author: Peter Zijlstra
Date: Thu Sep 2 16:50:03 2010 +0200
perf: Multiple task contexts
Provide the infrastructure for multiple task contexts.
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