Re: [BUG] perf: can not resolve symbols for forked threads

2014-06-24 Thread Peter Zijlstra
On Tue, Jun 24, 2014 at 06:47:38AM +, Tony Lu wrote: > >That pthread_exit() is the problem; this results in: > > > >29456 pts/23 Zl 0:00 | \_ [hello] > > > >You want to wait for the threads to complete using pthread_join(). > > > >I suspect the defunct state hides

RE: [BUG] perf: can not resolve symbols for forked threads

2014-06-23 Thread Tony Lu
Thanks for your reply. >-Original Message- >From: Peter Zijlstra [mailto:pet...@infradead.org] >Sent: Monday, June 23, 2014 5:13 PM >To: Tony Lu >Cc: Paul Mackerras; Ingo Molnar; Arnaldo Carvalho de Melo; >linux-kernel@vger.kernel.org; Chris Metcalf >Subject: Re

Re: [BUG] perf: can not resolve symbols for forked threads

2014-06-23 Thread Peter Zijlstra
On Thu, Jun 19, 2014 at 07:39:42AM +, Tony Lu wrote: > Hi > > I got the below output that shows perf can not resolve symbols for > forked threads. I did a system-wide collection from all CPUs after the > application hello run. There's no fork() in... :-) > #include > #include > #include >