[openib-general] ipoib ipv6 multicast joins, was: multicast code/merge status

Sean Hefty mshefty at ichips.intel.com
Mon Jan 15 08:32:57 PST 2007


> Can you explain how this relates to your multicast changes? the IPoIB 
> send-only-full-member-join hack was there before your patch and stayed 
> there after your patch... and how come a change in the multicast code 
> can cause the error steam to be finite... have you moved the retry 
> mechanism from the ib_sa consumer to the ib_sa mcast engine?

There was a bug in the ib_sa multicast engine handling failed joins, which had 
it retry forever.  (Basically, the response was not being matched with the 
request.  So the response was discarded, and the request was retried.)  I had 
fixed this in svn, but lost the patch moving over to git.

- Sean




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