On Fri, 2006-08-04 at 15:58 -0700, Paul Menage wrote:
> On 8/4/06, Matt Helsley <[EMAIL PROTECTED]> wrote:
> >
> > Yes. Can userspace do a mkdir in sysfs? rmdir? My understanding is it
> > cannot because sysfs directories represent groups of attributes the
> > represent pre-existing kernel objects. In order to create a directory
> > we'd likely have to invent some roundabout method for creating these
> > objects -- perhaps by echo'ing to a file:
> >
> > echo 'classes/foo/bar/baz' > /sys/ckrm/mkdir
>
> Why is this worse than doing a mkdir() syscall?
>
> Alternatively and perhaps more cleanly,
>
> echo baz > /sys/ckrm/foo/bar/.create
>
> which is what I've been experimenting with. It's much simpler than
> having to handle the VFS semantics of mkdir/rmdir
>
> Paul
Since the interface looks less elegant than mkdir I think you need to
support your assertion. No offense but until we see the code I don't
think we can really see that it's any simpler.
Cheers,
-Matt Helsley
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