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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 F0561C433FF for ; Fri, 9 Aug 2019 07:41:29 +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 C5B9E2171F for ; Fri, 9 Aug 2019 07:41:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C5B9E2171F 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 1hvzWM-0005V1-UB; Fri, 09 Aug 2019 07:41:06 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hvzWL-0005Uw-Da for xen-devel@lists.xenproject.org; Fri, 09 Aug 2019 07:41:05 +0000 X-Inumbo-ID: 0869d4e0-ba79-11e9-817f-731b47f53fd3 Received: from mx1.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 0869d4e0-ba79-11e9-817f-731b47f53fd3; Fri, 09 Aug 2019 07:41:01 +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 49334AECD; Fri, 9 Aug 2019 07:41:00 +0000 (UTC) Message-ID: From: Dario Faggioli To: Stefano Stabellini , George Dunlap Date: Fri, 09 Aug 2019 09:40:59 +0200 In-Reply-To: References: <35a1ab11-5bba-866c-40fc-6366c65317f0@citrix.com> Organization: SUSE User-Agent: Evolution 3.32.4 MIME-Version: 1.0 Subject: Re: [Xen-devel] dom0less + sched=null => broken in staging 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: George.Dunlap@eu.citrix.com, xen-devel@lists.xenproject.org Content-Type: multipart/mixed; boundary="===============0746966750850235550==" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" --===============0746966750850235550== Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="=-RqCCkrHYeBiyUZ/yiPKP" --=-RqCCkrHYeBiyUZ/yiPKP Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, 2019-08-08 at 13:44 -0700, Stefano Stabellini wrote: > On Thu, 8 Aug 2019, George Dunlap wrote: > > On 8/7/19 7:22 PM, Stefano Stabellini wrote: > > > Hi Dario, George, > > >=20 > > > Dom0less with sched=3Dnull is broken on staging, it simply hangs > > > soon > > > after Xen is finished loading things. My impression is that vcpus > > > are > > > not actually started. I did a git bisection and it pointed to: > > >=20 > > > commit d545f1d6c2519a183ed631cfca7aff0baf29fde5 (refs/bisect/bad) > > > Author: Dario Faggioli > > > Date: Mon Aug 5 11:50:55 2019 +0100 > > >=20 > > > xen: sched: deal with vCPUs being or becoming online or > > > offline > >=20 > > That's Dario's patch -- Dario, can you take a look? > >=20 > > Stefano, how urgent is it for things to work for you -- i.e., at > > what > > point do you want to consider reverting the patch? >=20 Ok... Patches works for me, in a "dom0full" configuration. :-) > Of course, we cannot make a release with this issue. I can live with > it > for now because I have a revert for > d545f1d6c2519a183ed631cfca7aff0baf29fde5 at the top of all my working > branches and the production branches at Xilinx are based on the last > release. > I'll take a look. Regards --=20 Dario Faggioli, Ph.D http://about.me/dario.faggioli Virtualization Software Engineer SUSE Labs, SUSE https://www.suse.com/ ------------------------------------------------------------------- <> (Raistlin Majere) --=-RqCCkrHYeBiyUZ/yiPKP Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEES5ssOj3Vhr0WPnOLFkJ4iaW4c+4FAl1NI4sACgkQFkJ4iaW4 c+7r/BAA3inbS11SebCI7p8AhkeWAxP2EZmEO989qnEP9T4gpoIsDoHfG1+MzU0S BhXlXWRd0fERBIBvmoF4v45qPWQHwPl/WorWOEV0btR5j4vG1Jti/0bbH2rPmqg3 6WlsRpd2Kp64p4Y2t2lODiwx8U9IH1MWWh/qW7LPcmxZiCrh8cXN44yANK2gj0Oj LLAGsI7ypZuOYNAz1hTHLLAXb/3SUvYcZqQbBSI8U1hfAGCGlbkZGv5QvJyC1u87 axtvaKr7IJDErW/WyDiRRaOfmibAGGDKFzCEWd9NE2NXg4yVqnZb05o6yNZ9/PYU mpIAAKbM1nY1STYKpDprGrbdpCcbzXK+Xw4/7bw6EQeDGviEmVxn0BZZtnAIuruF 6NZ9whaV4LoIaNORAHUr6naROtSGiOM/cHB3Fo+S8KtKDx8ulXinZN4bBalqU/Sx DzQh7p7bjXsliqouWg6eEyPPdKQ3PPzGCmjptrzmVmmI9he0w0tDB+Dom7bxZB9K iWdQfjEqnyIYE6YH0z/oSTzfToTjgQaGuF4/9T5unJkNIlraVKKPCx2FLerTNKQU OmkrzxsQpRAfXJKaVrZIZoxsGwxpny+3+amzBufJx2qaCSe5g6VJvJYCJEsHnPla zVo/eH54cF6oDYciTXSAlpLTP77cUjmwt6hqR9fTfFzIdPWstPQ= =nDHS -----END PGP SIGNATURE----- --=-RqCCkrHYeBiyUZ/yiPKP-- --===============0746966750850235550== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0 cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA== --===============0746966750850235550==--