[Linux-cluster] Re: GFS, what's remaining
David Teigland
teigland at redhat.com
Mon Sep 5 09:24:33 UTC 2005
On Mon, Sep 05, 2005 at 01:54:08AM -0700, Andrew Morton wrote:
> David Teigland <teigland at 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()
Dave
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