Re: [PATCH 3/3] Convert the UDP hash lock to RCU

Evgeniy Polyakov
2008-10-07T08:38:58Z

On Mon, Oct 06, 2008 at 06:08:09PM -0500, Corey Minyard (minyard@acm.org) wrote:
> Would using SLAB_DESTROY_BY_RCU be ok, or would that be too expensive?

I tested skb destruction via RCU path, and got 2.5 times worse numbers
with small-packets-bulk-transfer workload.

For more details
http://tservice.net.ru/~s0mbre/blog/devel/networking/2006_12_05_1.html

--
Evgeniy Polyakov