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Date: Sat, 12 Nov 2005 20:45:00 +0100
From: Philippe Gerum <rpm@xenomai.org>
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Subject: Re: [Xenomai-help] printk
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To: =?ISO-8859-1?Q?Ignacio_Garc=EDa_P=E9rez?= <iggarpe@domain.hid>
Cc: xenomai@xenomai.org

Ignacio Garc=EDa P=E9rez wrote:
> Hi,
>=20
> I'm porting an app from RTAI to Xenomai, and when it came to the
> rt_printk function, I had to replace it with plain printk (the
> xnarch_log* functions all use printk).
>=20
> What I want to know if:
>=20
> 1- Is totally safe to call the standard kernel printk function from a
> real time task?
>=20

Yes.

> 2- Even if it's safe, can it affect the performance of a real time task=
?
> (or can it block under *any* conceivable condition?)
>

No.

> Thanks.
>=20
> Nacho.
>=20
>=20
>=20
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>=20


--=20

Philippe.