From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 19F43C433DF for ; Fri, 17 Jul 2020 05:21:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EC311206BE for ; Fri, 17 Jul 2020 05:21:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725864AbgGQFU7 (ORCPT ); Fri, 17 Jul 2020 01:20:59 -0400 Received: from helcar.hmeau.com ([216.24.177.18]:42738 "EHLO fornost.hmeau.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725811AbgGQFU7 (ORCPT ); Fri, 17 Jul 2020 01:20:59 -0400 Received: from gwarestrin.arnor.me.apana.org.au ([192.168.0.7]) by fornost.hmeau.com with smtp (Exim 4.92 #5 (Debian)) id 1jwIni-0003VK-8R; Fri, 17 Jul 2020 15:20:51 +1000 Received: by gwarestrin.arnor.me.apana.org.au (sSMTP sendmail emulation); Fri, 17 Jul 2020 15:20:50 +1000 Date: Fri, 17 Jul 2020 15:20:50 +1000 From: Herbert Xu To: Sven Auhagen Cc: "Van Leeuwen, Pascal" , "linux-crypto@vger.kernel.org" Subject: Re: [PATCH 1/1] inside-secure irq balance Message-ID: <20200717052050.GA2045@gondor.apana.org.au> References: <20200708150844.2626m3pgdo5oidzm@SvensMacBookAir.sven.lan> <20200716072133.GA28028@gondor.apana.org.au> <20200716092136.j4xt2s4ogr7murod@SvensMacbookPro.hq.voleatech.com> <20200716120420.GA31780@gondor.apana.org.au> <20200717050134.dk5naairvhmyyxyu@SvensMacBookAir.sven.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200717050134.dk5naairvhmyyxyu@SvensMacBookAir.sven.lan> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org On Fri, Jul 17, 2020 at 07:01:34AM +0200, Sven Auhagen wrote: > > Alright, that makes sense, thank you. > > As I said in my second email yesterday, it is just a hint and not binding. > I run some tests and here is what happens when I disable CPU3 on my 4 Core MCBin: I don't think we should be adding policy logic like this into individual drivers. If the kernel should be doing this at all it should be done in the IRQ layer. The alternative is to do it in user-space through irqbalance. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt