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=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 731E9C2BA83 for ; Thu, 13 Feb 2020 18:39:04 +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 3D391222C2 for ; Thu, 13 Feb 2020 18:39:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=citrix.com header.i=@citrix.com header.b="bAMZ/zoe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3D391222C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=citrix.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 1j2JNp-000383-KI; Thu, 13 Feb 2020 18:38:41 +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 1j2JNo-00037y-QL for xen-devel@lists.xenproject.org; Thu, 13 Feb 2020 18:38:40 +0000 X-Inumbo-ID: 0d312180-4e90-11ea-b923-12813bfff9fa Received: from esa1.hc3370-68.iphmx.com (unknown [216.71.145.142]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 0d312180-4e90-11ea-b923-12813bfff9fa; Thu, 13 Feb 2020 18:38:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1581619120; h=subject:to:cc:references:from:message-id:date: mime-version:in-reply-to:content-transfer-encoding; bh=wbuKpBpnC88C100eqcc05Eac4zQhixQbiXsg1SP2P+A=; b=bAMZ/zoeBsmgvveHNJYZ9dBVGbUtB4Mp1eBF3No08xzyt8EGKZG5lRxU ia5VAYjsfpauddZlTO+KovegKyBYLWRlWybFNHyibtltUze1V2tJJlVx6 wnWTZtUxoRCjVGuj/bK1PR3gEBWXr8msdGW4Rdz8U080ocgu1ez7TXe5y Y=; Authentication-Results: esa1.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none; spf=None smtp.pra=andrew.cooper3@citrix.com; spf=Pass smtp.mailfrom=Andrew.Cooper3@citrix.com; spf=None smtp.helo=postmaster@mail.citrix.com Received-SPF: None (esa1.hc3370-68.iphmx.com: no sender authenticity information available from domain of andrew.cooper3@citrix.com) identity=pra; client-ip=162.221.158.21; receiver=esa1.hc3370-68.iphmx.com; envelope-from="Andrew.Cooper3@citrix.com"; x-sender="andrew.cooper3@citrix.com"; x-conformance=sidf_compatible Received-SPF: Pass (esa1.hc3370-68.iphmx.com: domain of Andrew.Cooper3@citrix.com designates 162.221.158.21 as permitted sender) identity=mailfrom; client-ip=162.221.158.21; receiver=esa1.hc3370-68.iphmx.com; envelope-from="Andrew.Cooper3@citrix.com"; x-sender="Andrew.Cooper3@citrix.com"; x-conformance=sidf_compatible; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:209.167.231.154 ip4:178.63.86.133 ip4:195.66.111.40/30 ip4:85.115.9.32/28 ip4:199.102.83.4 ip4:192.28.146.160 ip4:192.28.146.107 ip4:216.52.6.88 ip4:216.52.6.188 ip4:162.221.158.21 ip4:162.221.156.83 ip4:168.245.78.127 ~all" Received-SPF: None (esa1.hc3370-68.iphmx.com: no sender authenticity information available from domain of postmaster@mail.citrix.com) identity=helo; client-ip=162.221.158.21; receiver=esa1.hc3370-68.iphmx.com; envelope-from="Andrew.Cooper3@citrix.com"; x-sender="postmaster@mail.citrix.com"; x-conformance=sidf_compatible IronPort-SDR: lq6Qnn/NPT+T8CSQu+GguUYLAQo+FbM9c+Vjm1r8IN+3V+mQiD4YL7g7Zg6Q+vjYRfe4E3VOe/ hpCEUDi4YDXPea/PY89WVVYm8jraUhNs13uAcQUhBqRrXAwFKYNwwU/YbHQsUGGiqI8j/dwtNW AdvHFsG9JLI8sqYUs0nV/XlP6nJgmkflWR3FR7q9+NnoGaCShUOfW/reEphli6nc2nxmc/rcBc UO4NJ7lH/c7Qd+GZsSE6b2Ih3K04j79S5Evbndpx0txIqZjI1t1WI78iGHNZbCNj/tLZ8kO5tX ldw= X-SBRS: 2.7 X-MesageID: 12597335 X-Ironport-Server: esa1.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.70,437,1574139600"; d="scan'208";a="12597335" To: Juergen Gross , References: <20200213125449.14226-1-jgross@suse.com> From: Andrew Cooper Message-ID: <1f5db5a6-e5c3-4d63-fdb4-e027d38bea18@citrix.com> Date: Thu, 13 Feb 2020 18:38:34 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200213125449.14226-1-jgross@suse.com> Content-Language: en-US X-ClientProxiedBy: AMSPEX02CAS02.citrite.net (10.69.22.113) To AMSPEX02CL01.citrite.net (10.69.22.125) Subject: Re: [Xen-devel] [PATCH 0/8] xen: don't let keyhandlers block indefinitely on locks 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: Kevin Tian , Stefano Stabellini , Julien Grall , Jun Nakajima , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Ian Jackson , Dario Faggioli , Ross Lagerwall , Meng Xu , Jan Beulich , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTMvMDIvMjAyMCAxMjo1NCwgSnVlcmdlbiBHcm9zcyB3cm90ZToKPiBLZXloYW5kbGVycyBk dW1waW5nIGh5cGVydmlzb3IgaW5mb3JtYXRpb24gdG8gdGhlIGNvbnNvbGUgb2Z0ZW4gbmVlZAo+ IHRvIHRha2UgbG9ja3Mgd2hpbGUgYWNjZXNzaW5nIGRhdGEuIEluIG9yZGVyIHRvIG5vdCBibG9j ayBpbiBjYXNlIG9mCj4gc3lzdGVtIGluY29uc2lzdGVuY2llcyBpdCBpcyBjb252ZW5pZW50IHRv IHVzZSB0cnlsb2NrIHZhcmlhbnRzIHdoZW4KPiBvYnRhaW5pbmcgdGhlIGxvY2tzLiBPbiB0aGUg b3RoZXIgaGFuZCBhIGJ1c3kgc3lzdGVtIG1pZ2h0IGVhc2lseQo+IGVuY291bnRlciBoZWxkIGxv Y2tzLCBzbyB0aGlzIHBhdGNoIHNlcmllcyBpcyBhZGRpbmcgc3BlY2lhbCB0cnlsb2NrCj4gdmFy aWFudHMgd2l0aCBhIHRpbWVvdXQgdXNlZCBieSBrZXloYW5kbGVycy4KClRoaXMgaXMgYSBiYWNr d2FyZHMgc3RlcC4KCktleWhhbmRsZXJzIGFyZSBmb3IgZGVidWdnaW5nIHB1cnBvc2VzLsKgIFdo ZW4gZGVidWdnaW5nIGl0IGlzIGZhciBtb3JlIAppbXBvcnRhbnQgdG8gZ2V0IHRoZSByZXF1ZXN0 ZWQgZGF0YSwgdGhhbiBhbG1vc3QgYW55dGhpbmcgZWxzZS4KClRoZSBzeXN0ZW0gd2lsbCBjb3Bl IHdpdGggYSBtdWx0aS1zZWNvbmQgb3V0YWdlIG9jY3VycmluZyBhcHByb3hpbWF0ZWx5IApuZXZl ci7CoCBBIHBlcnNvbiBkZWJ1Z2dpbmcgd2hvIGNhbid0IGdldCB0aGUgZGF0YSBoYXMgbm8gY2hh bmNlIG9mIApmaXhpbmcgd2hhdGV2ZXIgcHJvYmxlbSB0aGV5IGFyZSBsb29raW5nIGZvci4KClRo aXMgc2VyaWVzIHNlZW1zIHRvIGJlIGJyZWFraW5nIHRoZSBvbmUgY3JpdGljYWwgdXNlY2FzZSBm b3IgCmtleWhhbmRsZXJzLCB0byBmaXggd2hhdCAtIG5vdCBsZXQgZGVidWdnaW5nIGdldCBpbiB0 aGUgd2F5IG9mIHRoZSAKc21vb3RoIHJ1bm5pbmcgb2YgdGhlIHN5c3RlbT/CoCBBIHN5c3RlbSBp biBuZWVkIG9mIGRlYnVnZ2luZyBpbiB0aGUgCmZpcnN0IHBsYWNlIGhhcyBiaWdnZXIgcHJvYmxl bXMgdGhhbiBuZWVkaW5nIHRvIHJ1biBzbW9vdGhseS4KClRoZSBvbmx5IHRoaW5nIHdoaWNoIHNo b3VsZCBoYXBwZW4gdG8gaW1wcm92ZSBzeXN0ZW0gc3RhYmlsaXR5IGlzIGZvciAKa2V5aGFuZGxl cnMgdG8gZGlzYWJsZSB0aGUgc3lzdGVtIHdhdGNoZG9nIHdoaWxlIHRoZXkgYXJlIHJ1bm5pbmcs IGluIApjYXNlIHRoZXkgaGFwcGVuIHRvIHJ1biBmb3Igc2Vjb25kcyBvZiB3YWxsY2xvY2sgdGlt ZS4gVGhpcyBpcyBhbiBpc3N1ZSAKd2hpY2ggaXNuJ3QgYWRkcmVzc2VkIGJ5IHRoZSBzZXJpZXMs IGJlY2F1c2Ugb25jZSBhIGtleWhhbmRsZXIgZG9lcyBnZXQgCmEgbG9jaywgaXQga2VlcHMgaXQg dW50aWwgaXQgaXMgZG9uZS4KCn5BbmRyZXcKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3Rz LnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0 aW5mby94ZW4tZGV2ZWw=