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SubjectRe: [Linux-cluster] Re: GFS, what's remaining
David Teigland <teigland@redhat.com> wrote:
>
> On Mon, Sep 05, 2005 at 01:54:08AM -0700, Andrew Morton wrote:
> > David Teigland <teigland@redhat.com> wrote:
> > >
> > > We export our full dlm API through read/write/poll on a misc device.
> > >
> >
> > inotify did that for a while, but we ended up going with a straight syscall
> > interface.
> >
> > How fat is the dlm interface? ie: how many syscalls would it take?
>
> Four functions:
> create_lockspace()
> release_lockspace()
> lock()
> unlock()

Neat. I'd be inclined to make them syscalls then. I don't suppose anyone
is likely to object if we reserve those slots.
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