Messages in this thread | | | Date | Fri, 4 Apr 2008 17:23:16 -0400 (EDT) | From | Alan Stern <> | Subject | Re: usb unbind/bind => WARNING at fs/sysfs/dir.c [Was: 2.6.25-rc8-mm1] |
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On Fri, 4 Apr 2008, Greg KH wrote:
> On Fri, Apr 04, 2008 at 10:16:32PM +0200, Jiri Slaby wrote: > > On 04/02/2008 06:32 AM, Andrew Morton wrote: > >> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.25-rc8/2.6.25-rc8-mm1/ > > > > After > > $ echo -n 4-1.2 >/sys/bus/usb/drivers/usb/unbind > > $ echo -n 4-1.2 >/sys/bus/usb/drivers/usb/bind > > > > I have this in logs: > > > > sysfs: duplicate filename 'usbdev4.12_ep81' can not be created > > Does this also show up in 2.6.25-rc8 without -mm? > > I thought I fixed this already, I don't see what slipped into -mm that > would have caused it to come back. Time to run some more tests... > > Oh, also note that binding and unbinding the main "usb" driver is not > encouraged, or even supported. I'm amazed it works, as this is not > something that any "real" user would do as it makes no sense at all > because we have no "alternative" drivers yet for the main USB device.
It's a real bug. I don't have time to track it down now. Next week...
Alan Stern
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