From: Patrik Staehli <lkml@pstaehli.ch>
To: Pete Zaitcev <zaitcev@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: usb-ohci mouse lockups on National Geode system
Date: Tue, 14 Jan 2003 08:12:23 +0100 [thread overview]
Message-ID: <3E23B857.30209@pstaehli.ch> (raw)
In-Reply-To: <200301131911.h0DJBJV16371@devserv.devel.redhat.com>
>>We are experiencing usb mouse freezing with different 2.4.x kernels
>>(tested: 2.4.1, 2.4.17 and 2.4.20). In 2.4.20 it's actually much more
>>frequent than in the older ones.
>>The freezing lockups only happen when the ide disk is active and the
>>mouse is being moved during that time.
>
> Sounds like a bug in ohci, but it may be hard to track down.
> In the meantime, use "hdparm -u 1 /dev/hda" in your boot scripts
> as a workaround.
I tried it, but there are no noticeable improvements. This maybe
indicates that it's a general interrupt timing problem with the ohci driver?
/Patrik
next prev parent reply other threads:[~2003-01-14 7:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.1042478827.20208.linux-kernel2news@redhat.com>
2003-01-13 19:11 ` Pete Zaitcev
2003-01-14 7:12 ` Patrik Staehli [this message]
2003-01-13 16:29 Patrik Staehli
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