Fw: [Bugme-new] [Bug 8231] New: USB_SUSPEND couse usb scanner to freeze on scan.

Begin forwarded message:

Date: Mon, 19 Mar 2007 00:31:13 -0700
From: [email protected]
To: [email protected]
Subject: [Bugme-new] [Bug 8231] New: USB_SUSPEND couse usb scanner to freeze on scan.


http://bugzilla.kernel.org/show_bug.cgi?id=8231

           Summary: USB_SUSPEND couse usb scanner to freeze on scan.
    Kernel Version: 2.6.20, 2.6.21-rc4
            Status: NEW
          Severity: normal
             Owner: [email protected]
         Submitter: [email protected]


Distribution: Ubuntu 7.04
Hardware Environment: scnanner Epson Perfection 1670 + USB ICH7
Software Environment: sane, kernel 
Problem Description:
Scanner will freeze if it used on kernel compiled with USB_SUSPEND support.

It's looks like this:
This is OK:
0---scan--->
0---ready--<

This happen with USB_SUSPEND:
0-----scan----->
         X8----<

Steps to reproduce:
1. Use USB_SUSPEND enabled kernel, like default kernel in Ubuntu 7.04
or kompile vanila kernel.
2. Attach scanner and execute ~# scanimage -d snapscan > test.pnm

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