linux-kernel - Re: long-term regression

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Message-Id: <20070621083659.dabf3a22.randy.dunlap@oracle.com>
Date:	Thu, 21 Jun 2007 08:36:59 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	david@...g.hm, linux-kernel@...r.kernel.org,
	linux-usb-devel@...ts.sourceforge.net
Subject: Re: long-term regression

On Thu, 21 Jun 2007 05:28:07 -0700 Andrew Morton wrote:

> > On Sun, 17 Jun 2007 10:57:55 -0700 (PDT) david@...g.hm wrote:
> > I haven't had time to bisect this, but I'm having a problem on a AMD64 
> > gentoo system where the printer doesn't work with recent kernels.
> > 
> > 2.6.18-rc3 worked
> > 2.6.21.1 doesn't
> > 2.6.22-rc4 doesn't
> > 
> > unfortunantly the system is gooted on 2.6.18 at the moment and I'm out of 
> > town so my ability to test is limited I can provide the 2.6.22-rc4 
> > (attached) and 2.6.18-rc3 configs.
> > 
> > dmesg appears to show the port being detected, but writes to the port 
> > under newer kernels appear to complete, but no data gets to the printer.
> > 
> > any suggestions other then doing the large bisect?
> 
> That would be good, thanks.  Please be sure to cc linux-usb-devel on 
> the results.

OK, I'm curious about how someone deduced that this is a problem
with a USB printer vs. parallel port printer since the config file has:

CONFIG_PRINTER=y
CONFIG_USB_PRINTER=y

The kernel boot log should probably be posted also.

---
~Randy
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