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

From: David Miller
Date: Tue Oct 07 2008 - 14:27:01 EST


From: Eric Dumazet <dada1@xxxxxxxxxxxxx>
Date: Tue, 07 Oct 2008 07:24:45 +0200

> Most UDP sockets are setup for long periods (RTP trafic), or if an application really
> wants to {open/send or receive one UDP frame/close} many sockets, it already hits
> RCU handling of its file structures and should not be slowed down that much.

As stated, I added RCU destruction generically for socket objects, and it
showed up clearly.

So "not be slowed down that much" has been disproven, at least to me,
already :-)
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