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    SubjectRe: Add PGM protocol support to the IP stack
    On Mon, Mar 29, 2010 at 10:00:57AM -0500, Christoph Lameter wrote:
    > On Sat, 27 Mar 2010, Andi Kleen wrote:
    >
    > > On Fri, Mar 26, 2010 at 12:33:07PM -0500, Christoph Lameter wrote:
    > > > Here is a pgm.7 manpage describing how the socket API could look like for
    > > > a PGM implementation.
    > > >
    > > > I dumped the RM_* based socket options from the other OS since most of the
    > > > options were unusable.
    > >
    > > I did a quick read and the manpage/interface seem reasonable to me.
    >
    > Thanks. I will then proceed to get a patch out that implements the
    > network environment. Then we can plug the openpgm logic in there.

    You might still need some reviewing from network maintainers.

    >
    > > You changed the parameter struct fields to lower case. While
    > > that looks definitely more Linuxy than before does it mean programs
    > > have to #ifdef this? It might be good idea to have at least some
    > > optional compat header that #defines.
    >
    > The socket API will be completely different. The basic handling of the
    > sockets is the same (binding, listening, connecting). There is no way of
    > mapping M$ socket options to Linux socket options with the approach that
    > I proposed in the manpage. The stats structure is different too since some
    > key elements were missing.

    Ok.

    >
    > What users are there of the M$ api? I have seen vendors supplying their
    > own pgm implementation (guess due to bit rot in the old M$
    > implementation).

    I don't know, it was just a general consideration.

    -Andi

    --
    ak@linux.intel.com -- Speaking for myself only.


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