Re: [PATCH] Stop printk printing non-printable chars

[Jan-Benedict Glaw <jbglaw@lug-owl.de>]

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On Sat, 2004-06-19 01:03:30 +0100, matthew-lkml@newtoncomputing.co.uk <matthew-lkml@newtoncomputing.co.uk>
wrote in message <20040619000330.GC5286@newtoncomputing.co.uk>:
> On Fri, Jun 18, 2004 at 11:32:52PM +0200, Jan-Benedict Glaw wrote:
> > On Fri, 2004-06-18 21:53:55 +0100, matthew-lkml@newtoncomputing.co.uk <matthew-lkml@newtoncomputing.co.uk>
> > wrote in message <20040618205355.GA5286@newtoncomputing.co.uk>:

> > It's dandy if you pump out some data via serial link.
> 
> Is printk ever used to send anything out via a serial link? I assumed it
> was only kernel log messages (that should really be fairly sane). Log
> messages sent to serial printer, etc, don't want dodgy chars in them
> that may mess up the printer, do they?

printk() is a printf() like interface to the log buffer. From there, all
console drivers are fed, and in development (not for office or private
use), you often attach a seruak cibsike to capture Oops messages and the
like.

MfG, JBG

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