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From: Greg KH <greg@kroah.com>
To: Randy Dunlap <rdunlap@xenotime.net>
Cc: Jesper Juhl <jesper.juhl@gmail.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Tiny error in printk output for clocksource : a3:<6>Time: acpi_pm clocksource has been installed.
Date: Tue, 26 Sep 2006 21:32:39 -0700	[thread overview]
Message-ID: <20060927043239.GA32082@kroah.com> (raw)
In-Reply-To: <20060926205415.98b8d95d.rdunlap@xenotime.net>

On Tue, Sep 26, 2006 at 08:54:15PM -0700, Randy Dunlap wrote:
> On Wed, 27 Sep 2006 02:36:58 +0200 Jesper Juhl wrote:
> 
> > On Wednesday 27 September 2006 02:33, Randy Dunlap wrote:
> > > On Wed, 27 Sep 2006 02:22:18 +0200 Jesper Juhl wrote:
> > > 
> > > > I get this in dmesg with 2.6.18-git6 :
> > > >       a3:<6>Time: acpi_pm clocksource has been installed.
> > > > 
> > > > Looks like some printk() somewhere is not adding \n correctly after
> > > > outputting a message priority or a message priority too much is
> > > > used... I've not investigated where this happens, but just wanted to
> > > > report it.
> > > 
> > > Hi,
> > > How about posting (pasting) some of the message log before that?
> > > 
> > Sure, below is the entire dmesg output from this boot of the box 
> > (including the line above) :
> 
> I suppose that you have CONFIG_PCI_MULTITHREAD_PROBE=y ?
> What happens if you change to to =n ?
> 
> > eth0: VIA Rhine II at 0xff5fec00, 00:50:ba:f2:<6>serio: i8042 AUX port at 0x60,0x64 irq 12
> > serio: i8042 KBD port at 0x60,0x64 irq 1
> > mice: PS/2 mouse device common for all mice
> > EDAC MC: Ver: 2.0.1 Sep 27 2006
> > TCP cubic registered
> > NET: Registered protocol family 1
> > NET: Registered protocol family 17
> > Starting balanced_irq
> > Using IPI Shortcut mode
> > a3:<6>Time: acpi_pm clocksource has been installed.
> > 1d, IRQ 18.
> > eth0: MII PHY found at address 8, status 0x782d advertising 01e1 Link 45e1.
> 
> I'm pretty sure that this is caused by parallel device probing.
> The serio and clocksource messages are interspersed with the
> eth0 (via rhine) info.  Garbled.
> 
> Greg, is this expected?

Only if one bit of code doesn't write a full line to the printk()
buffer, yes that could happen.

What driver writes "a3:"?  I couldn't find it anywhere in Linus's
current tree.

thanks,

greg k-h

  reply	other threads:[~2006-09-27  4:40 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-27  0:22 Tiny error in printk output for clocksource : a3:<6>Time: acpi_pm clocksource has been installed Jesper Juhl
2006-09-27  0:33 ` Randy Dunlap
2006-09-27  0:36   ` Jesper Juhl
2006-09-27  0:54     ` Randy Dunlap
2006-09-27  1:15       ` Jesper Juhl
2006-09-27  3:54     ` Randy Dunlap
2006-09-27  4:32       ` Greg KH [this message]
2006-09-27  4:52         ` Randy Dunlap
2006-09-27  4:56           ` Randy Dunlap
2006-09-27  5:07             ` Greg KH
2006-09-27  5:10             ` Joe Perches
2006-09-27  5:17               ` Randy Dunlap
2006-09-27  5:19                 ` Joe Perches
2006-09-27 15:24                   ` Randy Dunlap
2006-09-28 10:56                 ` Denis Vlasenko
2006-09-28 16:08                   ` Joe Perches
2006-09-28 16:19                     ` Denis Vlasenko
2006-09-28 17:03                       ` Joe Perches
2006-09-28 23:26                       ` Joe Perches
2006-09-27 21:38       ` Jesper Juhl

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