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=-8.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham 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 AA856C433E7 for ; Thu, 15 Oct 2020 13:52:44 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id CEFCC22248 for ; Thu, 15 Oct 2020 13:52:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="aYovgX3/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CEFCC22248 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 1CACC4B2B8; Thu, 15 Oct 2020 09:52:42 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@kernel.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id j6vTCyVdnrGa; Thu, 15 Oct 2020 09:52:40 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id DF70A4B58B; Thu, 15 Oct 2020 09:52:40 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 580884B2C6 for ; Thu, 15 Oct 2020 09:52:39 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id D-on-8JcsDUQ for ; Thu, 15 Oct 2020 09:52:38 -0400 (EDT) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 2025A4B2B8 for ; Thu, 15 Oct 2020 09:52:38 -0400 (EDT) Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C4B422222B; Thu, 15 Oct 2020 13:52:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602769956; bh=xarXKYZ8s+xHzOaOdBDdrKmal0xGW3EEb9e3ttVwQAg=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=aYovgX3/go3eG/ZbCmpQGRKnh9z5m7oWFIjx02kMEtmPXNzYE1JjO31kXpusbaeuU Rf2KrjwgM5OFSnhgQbmMevkh9IJM6bEp3jvhorN7Twx8caRis8VNIlFS2v5KmPH2vR 8Gzar2oZW80L6/oh0qW1Crk98JSJAYlz9/aCGkdE= Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1kT3gI-001OiW-M4; Thu, 15 Oct 2020 14:52:34 +0100 MIME-Version: 1.0 Date: Thu, 15 Oct 2020 14:52:34 +0100 From: Marc Zyngier To: Andrew Jones Subject: Re: Kernel patch cases qemu live migration failed. In-Reply-To: <20201015133505.ubxvbrt6xyvl4362@kamzik.brq.redhat.com> References: <20201015040639.70C6D414009F@webmail.sinamail.sina.com.cn> <7fecfc67da4caab1d677a8b4cd5386b3@kernel.org> <20201015133505.ubxvbrt6xyvl4362@kamzik.brq.redhat.com> User-Agent: Roundcube Webmail/1.4.9 Message-ID: <16400df4bdf79b8b22e824eb1a20e2b4@kernel.org> X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: drjones@redhat.com, xu910121@sina.com, qemu-devel@nongnu.org, dave.martin@arm.com, kvmarm@lists.cs.columbia.edu X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Cc: kvmarm , xu910121@sina.com, qemu-devel , "Dave.Martin" X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu T24gMjAyMC0xMC0xNSAxNDozNSwgQW5kcmV3IEpvbmVzIHdyb3RlOgo+IE9uIFRodSwgT2N0IDE1 LCAyMDIwIGF0IDEyOjI2OjEwUE0gKzAxMDAsIE1hcmMgWnluZ2llciB3cm90ZToKPj4gSGkKPj4g Cj4+IFBsZWFzZSBkb24ndCB1c2UgbXkgYXJtLmNvbSBhZGRyZXNzIGFueW1vcmUsIG5vYm9keSBy ZWFkcyBpdC4uLgo+PiAKPj4gT24gMjAyMC0xMC0xNSAwNTowNiwg5byg5Lic5petIHdyb3RlOgo+ PiA+IEknbSBzbyBzb3JyeSBmb3IgZGlzdHVyYmluZyB5b3UuCj4+ID4KPj4gPiBXaGVuIEkgYXBw bHkgdGhpcyBrZXJuZWwgcGF0Y2jvvJpLVk06IGFybTY0L3N2ZTogU3lzdGVtIHJlZ2lzdGVyCj4+ ID4gY29udGV4dCBzd2l0Y2ggYW5kIGFjY2VzcyBzdXBwb3J0Cj4+ID4gaHR0cHM6Ly9naXQua2Vy bmVsLm9yZy9wdWIvc2NtL2xpbnV4L2tlcm5lbC9naXQvdG9ydmFsZHMvbGludXguZ2l0L2NvbW1p dC9hcmNoL2FybTY0L2t2bS9zeXNfcmVncy5jP2lkPTczNDMzNzYyZmNhZWI5ZDU5ZTg0ZDI5OTAy MWM2YjE1NDY2Yzk2ZGQKPj4gCj4+IFRoaXMgcGF0Y2ggd2FzIG9ubHkgaW50cm9kdWNlZCBpbiA1 LjIsIGFuZCB3YXNuJ3Qgc3VwcG9zZWQgdG8gYmUKPj4gYmFja3BvcnRlZCB0byBhbnl0aGluZyBl bHNlLgo+IAo+IEFsbCB1cHN0cmVhbSBwYXRjaGVzIGFyZSBiYWNrcG9ydCBjYW5kaWRhdGVzLiBX ZWxjb21lIHRvIFJIRUwgOi0pCgpHcmVhdCEgUkhFTCBnZXRzIHRvIGtlZXAgdGhlIHBpZWNlcyEg Oy0pCgo+IAo+PiAKPj4gPiBxZW11IGxpdmUgbWlncmF0aW9uIHdpbGwgZmFpbGVkIHdpdGggbWVz c2FnZXPvvJoKPj4gPiAgICAgICAgICAgICAgIOKAi3FlbXUta3ZtOiBJbnZhbGlkIHZhbHVlIDIz MyBleHBlY3RpbmcgcG9zaXRpdmUgdmFsdWUKPj4gPiA8PSAyMzIKPj4gPiAgICAgICAgICAgICAg IHFlbXUta3ZtOiBGYWlsZWQgdG8gbG9hZCBjcHU6Y3ByZWdfdm1zdGF0ZV9hcnJheV9sZW4KPj4g PiBOZXcgdmVyc2lvbiBrZXJuZWwgIGV4Y2x1ZGUgSURfQUE2NFpGUjBfRUwxIHJlZ2lzdGVyIHdo ZW4gaG9zdCBub3QKPj4gPiBzdXBwb3J0IFNWRSBmZWF0dXJlLAo+PiA+IHNvIHFlbXUgaW9jdGwg a3ZtKEtWTV9HRVRfUkVHX0xJU1QpIHdpbGwgbm90IGNvbnRhaW4gSURfQUE2NFpGUjBfRUwxCj4+ ID4gcmVnaXN0ZXIuCj4+ID4KPj4gPiBJJ20gdXNpbmcgQ2VudE9TIExpbnV4IGtlcm5lbCwgb2xk IGtlcm5lbCB2ZXJzaW9u77yaNC4xOC4wLTgwLjExLmVsOAo+PiA+IChtaWdyYXRpb24gc291cmNl KQo+PiA+ICAgICAgIG5ldyBrZXJuZWwgdmVyc2lvbu+8mjQuMTguMC0xNDcuNS5lbDggKG1pZ3Jh dGlvbiBkZXN0aW5hdGlvbikKPj4gPgo+PiA+IENlbnRPUyBsaW51eCBrZXJuZWwgdmVyc2lvbiA0 LjE4LjAtMTExLmVsOCBhcHBsaWVkIHRoaXMgcGF0Y2guIFNvCj4+ID4gNC4xOC4wLTE0Ny41LmVs OCBhbHNvIGFwcGxpZWQgdGhpcyBwYXRjaC4KPj4gPgo+PiA+IE1pZ3JhdGlvbiBzb3VyY2UgYW5k IGRlc3RpbmF0aW9uIGhvc3RzIGhhdmUgdGhlIHNhbWUgaGFyZHdhcmUsIGp1c3QKPj4gPiBrZXJu ZWwgdmVyc2lvbiBpcyBkaWZmZXJlbnQsCj4+ID4gYW5kIHRoZSBoYXJkd2FyZSBvbiBlaXRoZXIg c2lkZSBvZiB0aGUgbWlncmF0aW9uIG5vdCBzdXBwb3J0IFNWRS4KPj4gPgo+PiA+IElzIHRoZXJl IHNvbWUgZ29vZCBzdWdnZXN0aW9uc++8jHdoaWNoIGNhbiBtYWtlIHN1cmUgb2xkIHZlcnNpb24K Pj4gPiBrZXJuZWwgbGl2ZSBtaWdyYXRpb24gdG8gbmV3IHZlcnNpb24ga2VybmVsIHdpdGggcWVt dT8KPj4gCj4+IElbJ20gYWZyYWlkIHlvdSBzaG91bGQgdGFrZSB0aGlzIHdpdGggeW91ciBkaXN0 cmlidXRpb24gb2YKPj4gY2hvaWNlLCB1bmxlc3MgeW91IGNhbiByZXByb2R1Y2UgdGhlIHByb2Js ZW0gd2l0aCBtYWlubGluZSBrZXJuZWxzLgo+IAo+IEknbGwgYmV0IHRoaXMgcmVwcm9kdWNlcyB3 aGVuIG1pZ3JhdGluZyBmcm9tIGEgbWFpbmxpbmUgcHJlIFNWRSAKPiByZWdpc3Rlcgo+IGZpbHRl cmluZyBrZXJuZWwgdG8gYSBtYWlubGluZSB0aGF0IGRvZXMgdGhlIGZpbHRlcmluZy4gSSBkb24n dCBoYXZlCj4gdGltZSB0byB0ZXN0IHRoYXQgdGhvdWdoLgoKUHJvYmFibHkuIEknbSBub3QgcmVh bGx5IHN1cmUgd2hlcmUgdG8gZmluZCBTVkUgSFcgdGhvdWdoLCBvdGhlcgp0aGFuIGVtdWxhdGlv bi4uLgoKICAgICAgICAgTS4KLS0gCkphenogaXMgbm90IGRlYWQuIEl0IGp1c3Qgc21lbGxzIGZ1 bm55Li4uCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmt2 bWFybSBtYWlsaW5nIGxpc3QKa3ZtYXJtQGxpc3RzLmNzLmNvbHVtYmlhLmVkdQpodHRwczovL2xp c3RzLmNzLmNvbHVtYmlhLmVkdS9tYWlsbWFuL2xpc3RpbmZvL2t2bWFybQo=