Messages in this thread |  | | | Date | Wed, 11 Feb 2004 09:25:03 +0800 (WST) | | From | Ian Kent <> | | Subject | Re: devfs vs udev, thoughts from a devfs user |
On Tue, 10 Feb 2004, Greg KH wrote:
> On Tue, Feb 10, 2004 at 03:34:18AM -0800, Mike Bell wrote: > > I've been reading a lot lately about udev and how it's both very > > different to and much better than devfs, and with _most_ of the reasons > > given, I can't see how either is the case. I'd like to lay out why I > > think that is. > > One final comment: Can you implement a persistent device naming scheme > using devfs today? If so, please show me how you would: > - always name a USB printer the same /dev name no matter when it > is discovered by the USB core (before or after any other USB > printer.) > - always name your SCSI disk the same /dev name no matter where > in the scsi probe sequence it is (yank it out and plug it into > another place in your scsi rack.) > > This is the main problem that udev solves. The fact that it also gives > you a dynamic /dev is just extra goodness.
In his final comment, inocently, he makes the big point.
This a huge deal.
Ian
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