"printk" does not print

Ing.Gianfranco Morandi gianfranco.morandi at euro-studio.it
Tue Mar 4 05:51:40 EST 2003


After setting up the right log level, printk now works!

many thanks to all

Gianfranco

----- Original Message -----
From: "Mark Hatle" <fray at mvista.com>
To: "Stephan Linke" <Stephan.Linke at epygi.de>
Cc: "Bret Indrelee" <Bret.Indrelee at qlogic.com>; "Linuxppc-Embedded"
<linuxppc-embedded at lists.linuxppc.org>
Sent: Monday, March 03, 2003 5:38 PM
Subject: Re: "printk" does not print


>
> Stephan Linke wrote:
> > Hi,
> >
> > if your startup skript changes the console log level in
/proc/sys/kernel/printk maybe not all messages are displayed on console. But
> > you can still look into /var/log/messages.
>
> ...assuming you have klogd/syslogd installed and running...
>
> --Mark
>
> > Regards, Stephan
> >
> >
> >>-----Original Message-----
> >>From: owner-linuxppc-embedded at lists.linuxppc.org
> >>[mailto:owner-linuxppc-embedded at lists.linuxppc.org]On Behalf Of Bret
> >>Indrelee
> >>Sent: Montag, 3. Marz 2003 15:46
> >>To: Ing.Gianfranco Morandi
> >>Cc: LinuxPPC
> >>Subject: Re: "printk" does not print
> >>
> >>
> >>
> >>On Mon, 3 Mar 2003, Ing.Gianfranco Morandi wrote:
> >>
> >>>Hi to all,
> >>>
> >>>I'm trying to trace the execution path of a custom ISDN driver, and I
have
> >>>used some printk() instructions to give some messages out.
> >>>
> >>>Now, everything is going well, but when I try to open the ttyI0 device
(or
> >>>ttyIx it is the same) the printk() that I have placed into the file
> >>>isdn_tty.c does not print any messages. I am sure that such procedure
has
> >>>been executed because I have placed a breakpoint on the
"isdn_tty_open()"
> >>>and the program stopped.
> >>>
> >>>Anybody has an idea what happens?
> >>
> >>You probably neglected to set a KERN_ level.
> >>
> >>See if they are in your dmesg or messages file, you might be sending
them
> >>to syslog but not the screen.
> >>
> >>-Bret
> >>
> >>--
> >>Bret Indrelee                 QLogic Corporation
> >>Bret.Indrelee at qlogic.com      6321 Bury Drive, St 13, Eden Prairie, MN
55346
>
>
>


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