linux-kernel - Re: Question about error from xhci-hcd

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Message-ID: <4F313C68.2070408@gmail.com>
Date:	Tue, 07 Feb 2012 09:59:52 -0500
From:	Richard Farina <sidhayn@...il.com>
To:	Larry Finger <Larry.Finger@...inger.net>
CC:	sarah.a.sharp@...ux.intel.com, andiry.xu@....com,
	linux-kernel@...r.kernel.org
Subject: Re: Question about error from xhci-hcd

On 02/07/12 08:30, Larry Finger wrote:
> On 02/06/2012 11:47 PM, Richard Farina wrote:
>> I apologize but I am having the same issue reported in this thread in
>> December
>>
>> [ 5077.573181] xhci_hcd 0000:0a:00.0: ERROR no room on ep ring
>>
>> I saw no resolution on this issue so I figured I'd step up and see if
>> you needed an active tester who could reproduce the issue.
>>
>> I am running Gentoo with a 3.2.2 kernel.  I am able to run any kernel
>> version you need, including random git trees and custom patches.  If you
>> have not solved this yet, please allow me to be your test monkey. If you
>> have solved this already then sorry for harming the signal to noise
>> ratio, I could not a find a later message then the one below.
>
> Are the "no room" messages triggered by rtl8192cu, or some other driver?
>
rtl8187 and rt2800usb both seem to reliably trigger that message on my
system. And when I say reliably I mean by the time I noticed I had a
1.5GB /var/log/messages.  Fortunately I have several usb2 ports in
addition to the affected usb3 ports. :-)

-Rick
> Larry
>
>
>

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