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

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