Re: [Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Jan Kiszka
On 2011-09-23 16:21, Jean-Michel Hautbois wrote: > 2011/9/23 Jan Kiszka mailto:jan.kis...@siemens.com>> > On 2011-09-23 15:58, Jean-Michel Hautbois wrote: >> 2011/9/23 Gilles Chanteperdrix >> mailto:gilles.chanteperd...@xenomai.org>> >> >>> On 09/23/2011 11:49 AM, Jean-Michel Hautbois wrote:

Re: [Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Jean-Michel Hautbois
2011/9/23 Jan Kiszka > On 2011-09-23 15:58, Jean-Michel Hautbois wrote: > > 2011/9/23 Gilles Chanteperdrix > > > >> On 09/23/2011 11:49 AM, Jean-Michel Hautbois wrote: > >>> OK, I have more traces (a few :)) : > >> > >> I meant the I-pipe tracer alone. The I-pipe tracer intead of other > >> ftra

Re: [Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Jan Kiszka
On 2011-09-23 15:58, Jean-Michel Hautbois wrote: > 2011/9/23 Gilles Chanteperdrix > >> On 09/23/2011 11:49 AM, Jean-Michel Hautbois wrote: >>> OK, I have more traces (a few :)) : >> >> I meant the I-pipe tracer alone. The I-pipe tracer intead of other >> ftrace tracers. >> >> > Well, I think it w

Re: [Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Jean-Michel Hautbois
2011/9/23 Gilles Chanteperdrix > On 09/23/2011 11:49 AM, Jean-Michel Hautbois wrote: > > OK, I have more traces (a few :)) : > > I meant the I-pipe tracer alone. The I-pipe tracer intead of other > ftrace tracers. > > Well, I think it works, I can do a cat /proc/ipipe/trace/max without any error

Re: [Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Gilles Chanteperdrix
On 09/23/2011 11:49 AM, Jean-Michel Hautbois wrote: > OK, I have more traces (a few :)) : I meant the I-pipe tracer alone. The I-pipe tracer intead of other ftrace tracers. -- Gilles. __

Re: [Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Jean-Michel Hautbois
Yes, ipipe tracing works. When it is the case, BTW, Here is the result of echoing a new tracer : $>cat max I-pipe worst-case tracing service on 2.6.35.11/ipipe-2.12-01 -- -- CPU: 0, Begin: 2593605556 cycles, Trace Points: 12 (-10/+5), Length:

Re: [Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Gilles Chanteperdrix
On 09/23/2011 09:58 AM, Jean-Michel Hautbois wrote: > Hi List, > > I am trying to use ftrace on a P2020 board, using the following : > - Linux 2.6.35-11 > - Xenomai 2.5.5.1 (or 2.5.6, same problem) > - ipipe 2.12-01 > > I launch it using : > $> mkdir /tmp/debug > $> mount -t debugfs nodev /tmp/de

[Xenomai-core] P2020 support for ftrace with ipipe 2.12-01 and xeno 2.5.5.1

2011-09-23 Thread Jean-Michel Hautbois
Hi List, I am trying to use ftrace on a P2020 board, using the following : - Linux 2.6.35-11 - Xenomai 2.5.5.1 (or 2.5.6, same problem) - ipipe 2.12-01 I launch it using : $> mkdir /tmp/debug $> mount -t debugfs nodev /tmp/debug $> cd /tmp/debug/tracing $> echo function_graph > current_tracer Th