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=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 E73DFC432C2 for ; Thu, 26 Sep 2019 09:10:37 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C20CA222C0 for ; Thu, 26 Sep 2019 09:10:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C20CA222C0 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iDPmv-0000Bp-1Q; Thu, 26 Sep 2019 09:10:13 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iDPmt-0000BX-PE for xen-devel@lists.xenproject.org; Thu, 26 Sep 2019 09:10:11 +0000 X-Inumbo-ID: 6f5147bc-e03d-11e9-97fb-bc764e2007e4 Received: from mx1.suse.de (unknown [195.135.220.15]) by localhost (Halon) with ESMTPS id 6f5147bc-e03d-11e9-97fb-bc764e2007e4; Thu, 26 Sep 2019 09:10:08 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 5EE7FAFBC; Thu, 26 Sep 2019 09:10:07 +0000 (UTC) Message-ID: <88356dd20d6ee1962a649b407af056fb5b11c967.camel@suse.com> From: Dario Faggioli To: Juergen Gross , xen-devel@lists.xenproject.org Date: Thu, 26 Sep 2019 11:10:06 +0200 In-Reply-To: <20190914085251.18816-40-jgross@suse.com> References: <20190914085251.18816-1-jgross@suse.com> <20190914085251.18816-40-jgross@suse.com> Organization: SUSE User-Agent: Evolution 3.32.4 MIME-Version: 1.0 Subject: Re: [Xen-devel] [PATCH v3 39/47] xen/sched: reject switching smt on/off with core scheduling active X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Stefano Stabellini , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Ian Jackson , Tim Deegan , Julien Grall , Jan Beulich , Roger Pau =?ISO-8859-1?Q?Monn=E9?= Content-Type: multipart/mixed; boundary="===============4907797863870115478==" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" --===============4907797863870115478== Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="=-ovqK1hx5zN86uYSPtNA6" --=-ovqK1hx5zN86uYSPtNA6 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sat, 2019-09-14 at 10:52 +0200, Juergen Gross wrote: > When core or socket scheduling are active enabling or disabling smt > is > not possible as that would require a major host reconfiguration. >=20 > Add a bool sched_disable_smt_switching which will be set for core or > socket scheduling. >=20 > Signed-off-by: Juergen Gross > Acked-by: Jan Beulich > Acked-by: Dario Faggioli Regards --=20 Dario Faggioli, Ph.D http://about.me/dario.faggioli Virtualization Software Engineer SUSE Labs, SUSE https://www.suse.com/ ------------------------------------------------------------------- <> (Raistlin Majere) --=-ovqK1hx5zN86uYSPtNA6 Content-Type: application/pgp-signature; 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