[openib-general] RE: ipoib multicast join/leave questions

[Sean Hefty]

>Leaving can block.  That GFP_ATOMIC is unnecessary.  However the IPoIB
>module can't really do anything if leaving fails, so it would probably
>make more sense for the leave call to just drop IPoIB's reference to
>the multicast group and return.  There's no sensible status that IPoIB
>or another consumer can use, I don't think.

This is my intent.  Once leave returns, the caller knows that all callbacks have
completed, which is the only reason for having it block.  Any interactions with
the SA are separate.

>So yes, I think your design would work fine.

Okay - thanks.

- Sean