Hi David,
Then do you have any suggestion for me to fix the problem.
Should I use more update kernel (2.4.21 or 2.5.X) or apply other patch to my
current kernel?
Or could you show me some direction and I will try my best to try to fix the
problem.
Best Regards,
Jason Chan
----- Original Message -----
From: "David Brownell" <[EMAIL PROTECTED]>
To: "Jason Chan" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>;
<[EMAIL PROTECTED]>
Sent: Sunday, December 08, 2002 2:59 AM
Subject: [Linux-usb-users] Re: [linux-usb-devel] Anyone try to use 2.4.20 to
connect USB CardReader?
> Jason Chan wrote:
> >
> > I have try to use 2.4.20 to connect to a USB Card Reader from
> > EagleTec, but the whole system hang after I plug-in the USB Card Reader
> > for a while.
>
> Looks to be some issue with the "uhci" or "usb-storage" drivers,
> since your boot log didn't show any EHCI hardware. (So applying
> that patch would not have affected anything).
>
> Oddly enough, I'm seeing a similar lockup (even the keyboard does
> not work, though the console cursor flashes) with the EHCI driver,
> which (in my case) is effectively identical to 2.5.latest, where
> that problem does NOT show up. So that lockup is more than a little
> bit surprising ... it happens really easily on 2.4 lately.
>
> So I'm thinking usb-storage, or its scsi layer integration, is
> more likely to be at fault than both "uhci" and "ehci-hcd" going
> bonkers in the same way, and at the same time. The lockup seems
> to be happening sometime after the storage thread starts to talk
> to the device, sometimes before storage_probe() returns (though
> in your case it was "after").
>
> - Dave
>
>
>
>
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