read/write delegation, share deny

[Shirish Pargaonkar]

On 8/10/07, J. Bruce Fields <bfields at fieldses.org> wrote:
> On Fri, Aug 10, 2007 at 02:59:26PM -0500, Shirish Pargaonkar wrote:
> > In tcpdump, all I see is OPEN_DELGATION_NONE being sent by server, twice,
> > for both the open I guess!
> > How do I make server issue READ/WRITE delegation during the first open?
> > I have just mounted the filesystem on the client.
>
> The linux nfsv4 server will currently give out delegations only on read
> opens, never on the second open, and never if you're using krb5.
>
> --b.
>

I still do not get the concept of second open.
So I changed the open flag from O_RDWR to O_RDONLY, cat'ed the file
right after the brand new mount, before runing the this compiled
program, still no
read delegation during open. Sorry for being dense.