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SubjectRe: 2.6.9 USB storage problems
Am Montag, 1. November 2004 22:35 schrieb Matthew Dharm:
> On Mon, Nov 01, 2004 at 08:40:32PM +0100, Wolfgang Scheicher wrote:
>> Am Montag, 1. November 2004 20:10 schrieb Matthew Dharm:
>>> You're using the UB driver. Does it work if you turn that off and use
>>> the usb-storage driver instead?
>> Damn, you are right - this is a new driver...
>> I didn't notice that, i did rely on hotplug to load the correct modules.
>> Removed the ub driver and everything is fine now.
>> That means - just unloadin ub and loading usb-storage didn't work.
>> I had to remove it from the kernel config and rebuild the modules.
>> Actually usb-storage was the only module being rebuilt. Looks like
>> usb-storage's functionality is different if ub is built.
>> So, my system works fine again, thank you.
>> But it leaves the question: why does ub perform so badly?
> Talk to Pete Zaitcev about that.

ok - so this goes to him too :-)

Pete, i don't know if you have seen my previous posts...
I did now have a look at the comments in ub.c
Looks like the driver is very new and a lot has yet to be done.
I cannot really tell what of the points on the todo list may be related to my
problem. I miss information and "ub" isn't really a good keyword to google
for either.

What is the difference to the usb-storage driver?
What is the state, what are the plans?

>> And: could maybe somebody put some hints into the ub help?
>> "This driver supports certain USB attached storage devices such as flash
>> keys." didn't sound so bad to me...
> That should definately happen. Along with a note that this blocks
> usb-storage from working with many devices if enabled.

Yep. Absolutely.

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