Re: new version of udev has different cd/dvd devices

["Greg KH" <greg@kroah.com>]

On Thu, Dec 29, 2005 at 12:29:36AM +0100, Kay Sievers wrote:
> On Wed, Dec 28, 2005 at 11:50:00PM +0100, Marco d'Itri wrote:
> > On Dec 28, Moshe Yudkowsky <msha5_17@bl.com> wrote:
> > 
> > > The latest udev (0.079) puts the second drive only for /dev/cdrom, cdrw, 
> > >  dvd, and dvdrw.
> > Do not use %e in rules.
> 
> Yes, %e will be removed in one of the next versions for that reason. It
> never worked reliably outside of udevstart, which is no longer
> recommended to use.

Yeah, but we still need a way to enumerate devices in some kind of
order, like we do for the cdrom devices today.  So I don't think we can
drop it entirely.

> Yuu can match on ENV{ID_PATH} with custom rules for every device. On
> SUSE, the system management creates rules on installation or update, to
> have always the same names for optical drives, regardless of the order
> of discovery:
> 
>   $ cat /etc/udev/rules.d/65-cdrom.rules
>   # cdrom links generated by YaST2
>   #
>   SUBSYSTEM="block", ENV{ID_PATH}="pci-0000:00:1f.2-scsi-1:0:0:0", SYMLINK+="cdrecorder cdrom"
> 
> Distros could also have a "default" rule, which catches unconfigured
> devices and automatically creates a rule for them to keep the name
> stable across reboots.

Or we can just stick with the rules we have today that use %e just fine,
as it emulates exactly what a static /dev would have done, and no one is
complaining about it :)

thanks,

greg k-h


-------------------------------------------------------
This SF.net email is sponsored by: Splunk Inc. Do you grep through log files
for problems?  Stop!  Download the new AJAX search engine that makes
searching your log files as easy as surfing the  web.  DOWNLOAD SPLUNK!
http://ads.osdn.com/?ad_idv37&alloc_id\x16865&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