Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-24 Thread Jiri Olsa
On Thu, Mar 24, 2016 at 02:00:45PM +0100, Peter Zijlstra wrote: > On Thu, Mar 24, 2016 at 01:25:44PM +0100, Jiri Olsa wrote: > > > > > > $ sudo perf record -e sched:sched_switch:u ls > > > > > > $ sudo /perf script | wc -l > > > > > > 0 > > > > And its not like the [uk] flags are hard to imp

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-24 Thread Peter Zijlstra
On Thu, Mar 24, 2016 at 01:25:44PM +0100, Jiri Olsa wrote: > > > > > $ sudo perf record -e sched:sched_switch:u ls > > > > > $ sudo /perf script | wc -l > > > > > 0 > > And its not like the [uk] flags are hard to implement here. > > sched:sched_switch:u ? As per the above, its implemented

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-24 Thread Jiri Olsa
On Thu, Mar 24, 2016 at 11:49:34AM +0100, Peter Zijlstra wrote: > On Thu, Mar 24, 2016 at 10:56:48AM +0100, Jiri Olsa wrote: > > On Wed, Mar 23, 2016 at 11:41:29AM +0100, Peter Zijlstra wrote: > > > On Wed, Mar 16, 2016 at 03:34:30PM +0100, Jiri Olsa wrote: > > > > We suppress events with attr::exc

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-24 Thread Peter Zijlstra
On Thu, Mar 24, 2016 at 10:56:48AM +0100, Jiri Olsa wrote: > On Wed, Mar 23, 2016 at 11:41:29AM +0100, Peter Zijlstra wrote: > > On Wed, Mar 16, 2016 at 03:34:30PM +0100, Jiri Olsa wrote: > > > We suppress events with attr::exclude_kernel set when > > > the event is generated, so following capture

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-24 Thread Jiri Olsa
On Wed, Mar 23, 2016 at 11:41:29AM +0100, Peter Zijlstra wrote: > On Wed, Mar 16, 2016 at 03:34:30PM +0100, Jiri Olsa wrote: > > We suppress events with attr::exclude_kernel set when > > the event is generated, so following capture will > > give no warning but won't produce any data: > > > > $ s

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-23 Thread Peter Zijlstra
On Wed, Mar 16, 2016 at 03:34:30PM +0100, Jiri Olsa wrote: > We suppress events with attr::exclude_kernel set when > the event is generated, so following capture will > give no warning but won't produce any data: > > $ sudo perf record -e sched:sched_switch:u ls > $ sudo /perf script | wc -l >

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-18 Thread Steven Rostedt
On Wed, 16 Mar 2016 15:34:30 +0100 Jiri Olsa wrote: > We suppress events with attr::exclude_kernel set when > the event is generated, so following capture will > give no warning but won't produce any data: > > $ sudo perf record -e sched:sched_switch:u ls > $ sudo /perf script | wc -l > 0

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-11 Thread Jiri Olsa
On Thu, Mar 10, 2016 at 09:39:55AM +0900, Namhyung Kim wrote: > On Wed, Mar 09, 2016 at 09:46:42PM +0100, Jiri Olsa wrote: > > We suppress events with attr::exclude_kernel set when > > the event is generated, so following capture will > > give no warning but won't produce any data: > > > > $ sud

Re: [PATCH 2/5] ftrace perf: Move exclude_kernel tracepoint check to init event

2016-03-09 Thread Namhyung Kim
On Wed, Mar 09, 2016 at 09:46:42PM +0100, Jiri Olsa wrote: > We suppress events with attr::exclude_kernel set when > the event is generated, so following capture will > give no warning but won't produce any data: > > $ sudo perf record -e sched:sched_switch:u ls > $ sudo /perf script | wc -l >