Subject: Re: RDMA will be reverted

From: Andi Kleen <[email-masked]>
Date: Tue, 25 Jul 2006 03:04:49 +0200

> Even enough bits for 1024 or 2048 CPUs in the single system image? 

MSI-X supports 255 sub interrupts max, most hardware probably much less
(e.g. 8 seems to be a popular number). 

It can be always hashed to the existing CPUs.

It's a nice idea but I think standard hashing + processing in softirq 
would be worth a try first at least.

-Andi