[openib-general] [PATCH v3] ipoib: convert to use new multicast interface

[Michael S. Tsirkin]

Quoting r. Sean Hefty <mshefty at ichips.intel.com>:
> Subject: Re: [openib-general] [PATCH v3] ipoib: convert to use new multicast interface
> 
> Michael S. Tsirkin wrote:
> >I'm nervous about doing big changes in the multicast code in ipoib - it had
> >more than a fair share of subtle races.
> 
> The patch simplifies the multicast code in ipoib, and the serialization in 
> the multicast module is simple enough that we should be able to have a fair 
> amount of confidence that races are avoided.  (It's not like I'm biased or 
> anything.) The code just needs more testing.

I'm not against this approach on principle, I hope I didn't make it sound like I
am.  I just don't feel IPoIB should be the first user of *any* module.

> Going forward, it makes more sense to have ipoib use the multicast module.  
> The only question to me is when that conversion takes place.  I'm also 
> worried about having to try to regenerate the patch after other changes go 
> into the code.

I don't think anyone's touching ipoib_multicast.c at the moment, so don't worry
about that.

-- 
MST