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From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Jan Kiszka <jan.kiszka@domain.hid>
Cc: xenomai-help <xenomai@xenomai.org>
Subject: Re: [Xenomai-help] Adeos/Xenomai Arm Port
Date: Wed, 18 Oct 2006 14:48:38 +0200	[thread overview]
Message-ID: <453622A6.2000105@domain.hid> (raw)
In-Reply-To: <45361F0C.1010007@domain.hid>

Jan Kiszka wrote:
>>The RTTST_RTIOC_INTERM_BENCH_RES request is received by
>>rt_tmbench_ioctl_nrt and rt_tmbench_ioctl_rt. Is this normal on arm?
>>(on my x86 this happens only at the beginning of a test-run)
> 
> 
> Remove your instrumentation printfs from the user space part. They
> always switch the task to secondary mode in order to dump the messages.

Another reason why latency may switch to secondary mode is the hardware 
FPU emulation. In order to avoid that, if your toolchain is compiling
for hardware floats by default, you should pass CFLAGS=-msoft-float to 
configure.

-- 
                                                  Gilles Chanteperdrix


  reply	other threads:[~2006-10-18 12:48 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-17 15:39 [Xenomai-help] Adeos/Xenomai Arm Port Schlägl Manfred jun.
2006-10-18  7:52 ` Schlägl Manfred jun.
2006-10-18 10:35   ` Jan Kiszka
2006-10-18 12:24     ` Schlägl Manfred jun.
2006-10-18 12:33       ` Jan Kiszka
2006-10-18 12:48         ` Gilles Chanteperdrix [this message]
2006-10-21 14:56       ` Schlägl Manfred jun.
2006-10-21 16:44         ` Jan Kiszka
2006-10-25  8:03           ` Schlägl Manfred jun.
2006-10-18 10:25 ` Philippe Gerum
2006-10-18 12:05   ` Gilles Chanteperdrix
  -- strict thread matches above, loose matches on Subject: below --
2006-10-18 15:16 Schlägl Manfred jun.
2006-10-18 15:27 ` Jan Kiszka
2006-10-18 15:56   ` Schlägl Manfred jun.
2006-10-19  5:52     ` Jan Kiszka
2006-10-21 12:11   ` Schlägl Manfred jun.
2006-10-17  9:23 Schlägl Manfred jun.
2006-10-17  9:37 ` Jan Kiszka
2006-10-16 15:48 Schlägl Manfred jun.
2006-10-16 16:24 ` Jan Kiszka
2006-10-16 18:20 ` Gilles Chanteperdrix
2006-10-16 21:30 ` Philippe Gerum
2006-10-17  8:15   ` Gilles Chanteperdrix
2006-10-17  8:38     ` Gilles Chanteperdrix
2006-10-17  9:54       ` Philippe Gerum
2006-10-17 10:04     ` Philippe Gerum
2006-10-17 12:05       ` Gilles Chanteperdrix

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