Christoph Lameter a écrit :

On Fri, 30 Jan 2009, Eric Dumazet wrote:

quoted

2.6.29-rc contains UDP receive improvements (lockless)

Problem is multicast handling was not yet updated, but could be :)

When will that happen?

When proven necessary :)

Kenny problem is about scheduling storm. The extra spin_lock() in UDP 
multicast receive is not a problem.