lkml.org 
[lkml]   [2002]   [Jan]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Console output for debugging
"H. Peter Anvin" wrote:

> Followup to: <3C4DF2AD.66BC3F6C@cicese.mx>
> By author: Serguei Miridonov <mirsev@cicese.mx>
> In newsgroup: linux.dev.kernel
> >
> > Q: Is there any function in the kernel which I can call
> > safely from a module to print debug message on the console
> > screen?
> >
> > I don't want to use printk for some reasons. One of them is
> > that I want messages to appear on the screen immediately,
> > even from interrupt processing routines. Another is to be
> > able to see messages until the system freezes completely in
> > case of software or hardware bug.
> >
>
> Use printk.

But beware of some ioctls to which at least Suse defaults,
these can intercept the direct output to the console (and
let syslogd emulate the console output).

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:15    [W:0.078 / U:0.352 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site