Re: Rough idea of implementing blocking perf calls for system call tracepoints

2018-11-30 Thread Steven Rostedt
On Fri, 30 Nov 2018 15:01:58 +0100 Jiri Olsa wrote: > > or perhaps just tracepoints.. does not seem to make much > > sense for he events > > actualy the syscalls seems to be enough for now ;-) I tried > something and ended up with hack below Actually, we *only* want to do syscalls. We really

Re: Rough idea of implementing blocking perf calls for system call tracepoints

2018-11-30 Thread Jiri Olsa
On Fri, Nov 30, 2018 at 12:48:09PM +0100, Jiri Olsa wrote: > On Fri, Nov 30, 2018 at 11:40:44AM +0100, Jiri Olsa wrote: > > On Wed, Nov 28, 2018 at 02:18:08PM -0500, Steven Rostedt wrote: > > > > > > Adding Masami and Namhyung to this as well. > > > > > > -- Steve > > > > > > > > > On Wed, 28 N

Re: Rough idea of implementing blocking perf calls for system call tracepoints

2018-11-30 Thread Jiri Olsa
On Fri, Nov 30, 2018 at 11:40:44AM +0100, Jiri Olsa wrote: > On Wed, Nov 28, 2018 at 02:18:08PM -0500, Steven Rostedt wrote: > > > > Adding Masami and Namhyung to this as well. > > > > -- Steve > > > > > > On Wed, 28 Nov 2018 13:47:00 -0500 > > Steven Rostedt wrote: > > > > > [ > > > Sorry f

Re: Rough idea of implementing blocking perf calls for system call tracepoints

2018-11-30 Thread Jiri Olsa
On Wed, Nov 28, 2018 at 02:18:08PM -0500, Steven Rostedt wrote: > > Adding Masami and Namhyung to this as well. > > -- Steve > > > On Wed, 28 Nov 2018 13:47:00 -0500 > Steven Rostedt wrote: > > > [ > > Sorry for the late reply on this, when I got back from Plumbers, my > > work was really p

Re: Rough idea of implementing blocking perf calls for system call tracepoints

2018-11-28 Thread Steven Rostedt
Adding Masami and Namhyung to this as well. -- Steve On Wed, 28 Nov 2018 13:47:00 -0500 Steven Rostedt wrote: > [ > Sorry for the late reply on this, when I got back from Plumbers, my > work was really piled up, and then Turkey day came and just added more > to the chaos. > ] > > From ou

Rough idea of implementing blocking perf calls for system call tracepoints

2018-11-28 Thread Steven Rostedt
[ Sorry for the late reply on this, when I got back from Plumbers, my work was really piled up, and then Turkey day came and just added more to the chaos. ] >From our discussion at the Linux Plumbers strace talk about implementing strace with perf. As strace requires to be lossless, it curren