[openib-general] OpenIb 1.0 release components

[Moni Levy]

On 2/23/06, Bryan O'Sullivan <bos at pathscale.com> wrote:
> On Thu, 2006-02-23 at 19:03 +0200, Michael S. Tsirkin wrote:
>
> > It seems that the openib release 1.0 as planned will include not only userspace
> > libraries but also some kernel level modules.
>
> Yes, I expect so.
>
> > While this might be a good idea for modules such as iSER
> > which are not currently part of the mainline kernel tree,
> > it is in my opinion clearly not a good idea to replace the
> > modules which *are* distributed with the mainline kernel.
>
> I agree, for the most part.
>
> What I have in mind for non-upstream kernel support is this:
>
>      * We have to ship out-of-tree drivers, simply because there's only
>        one driver in the upstream kernel, and the others are not yet
>        ready for submission.
>      * Some kernel components are clearly not contenders for shipping.
>        One example is kdapl, because it appears to be dead due to
>        upstream veto.
>      * Others might be reasonable, if they (a) see some testing and (b)
>        don't intrusively patch the core kernel.  I'm thinking here
>        about iSER and, to a lesser extent, SDP.

I would like to add another point also. It looks like that in this
round of the major distribution releases they will just not be able to
include the 1.0 release due to time constraints, so the only way to
use 1.0 release (or newer) will be to replace them in the kernel.

Moni

>
> The problem with SDP in particular is that we need the socket family to
> be present in the upstream kernel, or we can't offer a stable ABI.  But
> SDP seems to be quite flaky, so it's not obviously a candidate for
> pushing to the upstream kernel as it stands.
>
>        <b
>
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