* Peter Zijlstra wrote:
> On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > From: Jiri Olsa
> >
> > When task exits we close:
> > 1) all events that are installed in task
> > 2) all events owned by task (via file descriptor)
> >
> > But we don't close children events of 2) ev
On Mon, Jul 14, 2014 at 03:35:42PM +0200, Peter Zijlstra wrote:
> On Mon, Jul 14, 2014 at 03:22:23PM +0200, Jiri Olsa wrote:
> > > > if we dont do it, the event stays installed without owner and
> > > > perf fork callback will be called and fail on permission checking
> > > > (because of owner == N
On Tue, Jul 15, 2014 at 11:11:04AM +0200, Peter Zijlstra wrote:
> On Mon, Jul 14, 2014 at 10:18:54PM +0200, Jiri Olsa wrote:
> > On Mon, Jul 14, 2014 at 01:18:33PM +0200, Peter Zijlstra wrote:
> > > On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > > > From: Jiri Olsa
SNIP
>
> > >
On Mon, Jul 14, 2014 at 10:18:54PM +0200, Jiri Olsa wrote:
> On Mon, Jul 14, 2014 at 01:18:33PM +0200, Peter Zijlstra wrote:
> > On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > > From: Jiri Olsa
> > > +static void perf_event_exit_children(struct perf_event *parent)
> > > +{
> > > +
On Mon, Jul 14, 2014 at 01:18:33PM +0200, Peter Zijlstra wrote:
> On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > From: Jiri Olsa
> >
> > When task exits we close:
> > 1) all events that are installed in task
> > 2) all events owned by task (via file descriptor)
> >
> > But we
On Mon, Jul 14, 2014 at 03:35:42PM +0200, Peter Zijlstra wrote:
> On Mon, Jul 14, 2014 at 03:22:23PM +0200, Jiri Olsa wrote:
> > > > if we dont do it, the event stays installed without owner and
> > > > perf fork callback will be called and fail on permission checking
> > > > (because of owner == N
On Mon, Jul 14, 2014 at 03:22:23PM +0200, Jiri Olsa wrote:
> > > if we dont do it, the event stays installed without owner and
> > > perf fork callback will be called and fail on permission checking
> > > (because of owner == NULL) ... so yes, I think it's needed
> >
> > Oh, right. Alternatively,
On Mon, Jul 14, 2014 at 03:02:37PM +0200, Peter Zijlstra wrote:
> On Mon, Jul 14, 2014 at 01:43:59PM +0200, Jiri Olsa wrote:
> > On Mon, Jul 14, 2014 at 01:18:33PM +0200, Peter Zijlstra wrote:
> > > On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > > > From: Jiri Olsa
> > > >
> > > >
On Mon, Jul 14, 2014 at 01:43:59PM +0200, Jiri Olsa wrote:
> On Mon, Jul 14, 2014 at 01:18:33PM +0200, Peter Zijlstra wrote:
> > On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > > From: Jiri Olsa
> > >
> > > When task exits we close:
> > > 1) all events that are installed in task
On Mon, Jul 14, 2014 at 01:18:33PM +0200, Peter Zijlstra wrote:
> On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > From: Jiri Olsa
> >
> > When task exits we close:
> > 1) all events that are installed in task
> > 2) all events owned by task (via file descriptor)
> >
> > But we
On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> From: Jiri Olsa
>
> When task exits we close:
> 1) all events that are installed in task
> 2) all events owned by task (via file descriptor)
>
> But we don't close children events of 2) events. Those children
> events stay until th
On Fri, Jul 11, 2014 at 03:23:09PM +0200, Peter Zijlstra wrote:
> On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> > From: Jiri Olsa
> >
> > When task exits we close:
> > 1) all events that are installed in task
> > 2) all events owned by task (via file descriptor)
> >
> > But we
On Fri, Jul 11, 2014 at 01:56:19PM +0200, Jiri Olsa wrote:
> From: Jiri Olsa
>
> When task exits we close:
> 1) all events that are installed in task
> 2) all events owned by task (via file descriptor)
>
> But we don't close children events of 2) events. Those children
> events stay until th
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