netdev - Re: [PATCH] SIW: Documentation (initial)

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Message-ID: <OF1E46C86F.75091985-ONC12577C1.0054327F-C12577C1.0055B3DD@ch.ibm.com>
Date:	Tue, 19 Oct 2010 17:36:05 +0200
From:	Bernard Metzler <BMT@...ich.ibm.com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	linux-rdma@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] SIW: Documentation (initial)

Randy,

...back from vacation.
Many thanks! I'll take it all over.


Bernard.

Randy Dunlap <randy.dunlap@...cle.com> wrote on 10/15/2010 12:57:03 AM:

<snip>

> > +
> > +User Interface
> > +--------------
> > +All fast path operations such as posting of work requests and
> > +reaping of work completions currently involve a system call into
> > +the siw module. Kernel/user-mapped send and receive as well as
>
> I didn't find the system call(s).  Are they new syscalls or just
> (socket) reads/writes?  (I was probably looking for new syscalls.)
>

I will have to clarify. Currently all operations are using the
infiniband/core infrastructure (e.g. via uverbs write file
operation). There is no private interface between libsiw and
siw kernel module in place.


<snip>

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