From: Fridtjof Busse <fbusse@gmx.de>
To: linux-kernel@vger.kernel.org
Subject: Re: Linux 2.4.22-rc1
Date: Thu, 7 Aug 2003 17:45:06 +0200
References: <Pine.LNX.4.53.0308071119200.27424@mx.homelinux.com> <15050.1060270543@www56.gmx.net>
In-Reply-To: <15050.1060270543@www56.gmx.net>
Cc: Mitch@0Bits.COM
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* <Mitch@0Bits.COM>:
> Not enough info.
>
> What usb controller do you have ? Which usb driver ?
> ohci ? uhci ? ehci ? usb 2.0 ?

nforce2 with the ehci-driver.

> I reported this a long time ago on the usb lists, but
> never got down to the bottom of the problem (my fault for
> not following thru). 

I also reported this problem there, but didn't get a reply at all.

> However if i disable the usb 2.0
> driver (i.e. not loading the ehci driver) which my external
> storage is connected to, then everything works fine - albeit
> it much more slowly. Appears to be a timing issue on some
> usb <-> ide controller chips since not everyone is seeing this.

Well, I only see this with 2.4.22-pre/rc, so this is definitly not a 
hardware-problem, it runs just fine with 2.4.21 at 9950 kB/s.
And running my backup on USB 1.1 is not an option, way to slow.

-- 
Fridtjof Busse
panic("Lucy in the sky....");
	2.2.16 /usr/src/linux/arch/sparc64/kernel/starfire.c

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