From mboxrd@z Thu Jan 1 00:00:00 1970 From: Herbert Xu Subject: Re: [v1 PATCH 7/14] netfilter: Use rhashtable_lookup instead of lookup_compare Date: Sat, 21 Mar 2015 09:25:30 +1100 Message-ID: <20150320222530.GA24309@gondor.apana.org.au> References: <20150320092703.GA17081@gondor.apana.org.au> <20150320095908.GG21258@acer.localdomain> <20150320101603.GA17662@gondor.apana.org.au> <20150320102701.GA28736@acer.localdomain> <20150320214712.GA23963@gondor.apana.org.au> <20150320215612.GA566@casper.infradead.org> <20150320215756.GA24045@gondor.apana.org.au> <20150320220751.GB566@casper.infradead.org> <20150320221021.GA24140@gondor.apana.org.au> <20150320222311.GC566@casper.infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Patrick McHardy , David Miller , netdev@vger.kernel.org, Eric Dumazet To: Thomas Graf Return-path: Received: from ringil.hengli.com.au ([178.18.16.133]:40940 "EHLO ringil.hengli.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751174AbbCTWZi (ORCPT ); Fri, 20 Mar 2015 18:25:38 -0400 Content-Disposition: inline In-Reply-To: <20150320222311.GC566@casper.infradead.org> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, Mar 20, 2015 at 10:23:11PM +0000, Thomas Graf wrote: > > He might as well just run for (;;) to burn cycles in his namespace. > If you give away virtualized local privileges you better be ready > to restrict the resources consumed. Please reread the first email that you replied to, let me quote: A CPU intensive workload that can be rescheduled is completely different from one that is running under spin lock with BH disabled. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt