From: Johannes Erdfelt <johannes@erdfelt.com>
To: Michael Cohen <lkml@ohdarn.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: USB Lockups
Date: Mon, 7 Jan 2002 19:36:00 -0500 [thread overview]
Message-ID: <20020107193600.S10145@sventech.com> (raw)
In-Reply-To: <1010449229.4069.6.camel@ohdarn.net>
In-Reply-To: <1010449229.4069.6.camel@ohdarn.net>; from lkml@ohdarn.net on Mon, Jan 07, 2002 at 07:20:29PM -0500
On Mon, Jan 07, 2002, Michael Cohen <lkml@ohdarn.net> wrote:
> More experience with USB lockups here.
>
> I have an Apollo Pro (694x) and an Apollo Super South (686b),
> and it's interesting how quickly this machine freezes under 2.4.18-pre1.
> All I have to do is send about 100KiB/second over my NIC and the USB
> (moving the mouse and tapping on the keys on my USB HID devices causes
> a hard lock with no messages of any kind. Can't even get a serial
> console.)
> Tried with UHCI and JE driver. JE doesn't recognize the USB controller
> half the time. It seems to me that this is similar to the problem
> with a saturated PCI bus that someone posted a latency fix for.
> I'd appreciate any input. A similar machine does this on windows as
> well, too. BIOS is as late as it gets.
Doesn't recognize the USB controller half the time? This is something I
would expect to either work all of the time, or none of the time.
Do you get any error messages?
JE
next prev parent reply other threads:[~2002-01-08 0:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-01-08 0:20 USB Lockups Michael Cohen
2002-01-08 0:36 ` Johannes Erdfelt [this message]
2002-01-08 0:58 ` Michael Cohen
2002-01-08 1:01 ` Johannes Erdfelt
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