From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Hansen Date: Thu, 12 Feb 2004 18:04:17 +0000 Subject: Re: getting udev to work with USB combo drive Message-Id: <1076609057.2982.1.camel@nighthawk> List-Id: References: <1076210508.1262.1332.camel@nighthawk> In-Reply-To: <1076210508.1262.1332.camel@nighthawk> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-hotplug@vger.kernel.org On Thu, 2004-02-12 at 09:45, Greg KH wrote: > On Wed, Feb 11, 2004 at 09:45:41PM -0800, Dave Hansen wrote: > > Also, I think I'm getting some garbage in the SYSFS_serial variable. > > When I get down to the match_rule() area for SYSFS_serial="...", I get > > some output in the debug log like this: > > compare_sysfs_attribute: compare attribute 'serial' value '0A4110002CEA' > > with 'HXOLL0012202323480' > > > > But, I have no idea where HXOLL0012202323480 came from. > > > > 'grep -r HXOLL0012202323480 /sys' comes up with nothing. > > > > Any ideas? Is that some memory garbage from somewhere? > > What type of device is this that exports a serial number in sysfs? A > USB device? If so, remember, USB serial numbers can change on you > (nasty isn't it) as they are read from the device when asked for. > Perhaps this is what is happening. udevinfo still reports the serial as being 0A4110002CEA. Isn't that the important part? > Try enabling CONFIG_USB_DEBUG in your kernel and look at your kernel > log when the device is inserted. It will tell you what the serial > number is for the device at that point in time. See if that matches up > with what udev is reading from sysfs. > > That data looks too text like to be random garbage (but I could be > wrong.) I'll give that a shot. --dave ------------------------------------------------------- SF.Net is sponsored by: Speed Start Your Linux Apps Now. Build and deploy apps & Web services for Linux with a free DVD software kit from IBM. Click Now! http://ads.osdn.com/?ad_id56&alloc_id438&op=click _______________________________________________ Linux-hotplug-devel mailing list http://linux-hotplug.sourceforge.net Linux-hotplug-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel