From: bert hubert <bert.hubert@netherlabs.nl>
To: Kay Sievers <kay.sievers@vrfy.org>
Cc: linux-kernel@vger.kernel.org, gregkh@suse.de
Subject: Re: udev regression? lsusb silent (no output) since 2.6.22-rc2 at least
Date: Sun, 27 May 2007 11:25:46 +0200 [thread overview]
Message-ID: <20070527092546.GA10912@outpost.ds9a.nl> (raw)
In-Reply-To: <1180233755.3131.4.camel@lov.localdomain>
On Sun, May 27, 2007 at 04:42:35AM +0200, Kay Sievers wrote:
> > Any clues? Please let me know how I can help solve this problem!
>
> It works fine for me here. Do you have CONFIG_USB_DEVICE_CLASS=y set?
Ah, I have not. However, this setting was not present in 2.6.21-rc3, from
which configuration I ran 'make oldconfig'.
Make oldconfig does ask for this feature:
USB device class-devices (DEPRECATED) (USB_DEVICE_CLASS) [N/y/?] (NEW)
And I chose the default, breaking (my version of) lsusb, on Ubuntu Edgy Eft.
I enabled USB_DEVICE_CLASS, and lsusb worked again.
Thank you both for your quick answers!
Please consider this patch which clarifies the need for USB_DEVICE_CLASS:
--- ./drivers/usb/core/Kconfig~ 2007-05-27 11:22:22.000000000 +0200
+++ ./drivers/usb/core/Kconfig 2007-05-27 11:22:22.000000000 +0200
@@ -54,7 +54,8 @@
device of the interface and therefore easily accessible from the interface
event.
- This option provides backward compatibility if needed.
+ This option provides backward compatibility and is required on
+ many distributions to keep lsusb working.
config USB_DYNAMIC_MINORS
bool "Dynamic USB minor allocation (EXPERIMENTAL)"
--
http://www.PowerDNS.com Open source, database driven DNS Software
http://netherlabs.nl Open and Closed source services
next prev parent reply other threads:[~2007-05-27 9:25 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-26 20:18 bert hubert
2007-05-27 2:42 ` Kay Sievers
2007-05-27 9:25 ` bert hubert [this message]
2007-05-27 14:10 ` Kay Sievers
2007-05-27 14:20 ` bert hubert
2007-05-27 14:34 ` Kay Sievers
2007-05-27 14:40 ` bert hubert
2007-05-27 5:37 ` Greg KH
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