Re: CD writing in future Linux (stirring up a hornets' nest)

[Greg KH]

On Sun, Feb 12, 2006 at 01:04:51PM +0100, Olivier Galibert wrote:
> On Fri, Feb 10, 2006 at 03:56:54PM -0800, Greg KH wrote:
> > On Fri, Feb 10, 2006 at 04:06:39PM -0500, Bill Davidsen wrote:
> > > 
> > > The kernel could provide a list of devices by category. It doesn't have 
> > > to name them, run scripts, give descriptions, or paint them blue. Just a 
> > > list of all block devices, tapes, by major/minor and category (ie. 
> > > block, optical, floppy) would give the application layer a chance to do 
> > > it's own interpretation.
> > 
> > It does so today in sysfs, that is what it is there for.
> 
> Except it does not provide the path to the device nodes themselves.

That is not what Bill asked for.  So there is no "except" here :)

> You need to call udevinfo for that, or parse /dev/.udev/*.  Do you
> think it would be possible to have hotplug/udev/whatever exists in the
> future to give that information back in the kernel and have it appear
> in sysfs?

No.  Why would it when it is very simple to query udevinfo for that?

thanks,

greg k-h
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