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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_MUTT 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 5CB86C04AB3 for ; Wed, 29 May 2019 03:31:58 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 38EFF2067C for ; Wed, 29 May 2019 03:31:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 38EFF2067C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([127.0.0.1]:46403 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hVpJl-00085K-Eb for qemu-devel@archiver.kernel.org; Tue, 28 May 2019 23:31:57 -0400 Received: from eggs.gnu.org ([209.51.188.92]:36874) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hVpIS-0007HV-Ez for qemu-devel@nongnu.org; Tue, 28 May 2019 23:30:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hVpIQ-0006IG-Ru for qemu-devel@nongnu.org; Tue, 28 May 2019 23:30:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59808) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hVpIQ-0005xw-MW for qemu-devel@nongnu.org; Tue, 28 May 2019 23:30:34 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 635513092656; Wed, 29 May 2019 03:30:28 +0000 (UTC) Received: from xz-x1 (ovpn-12-42.pek2.redhat.com [10.72.12.42]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 252FD1972A; Wed, 29 May 2019 03:30:24 +0000 (UTC) Date: Wed, 29 May 2019 11:30:21 +0800 From: Peter Xu To: Yury Kotov Message-ID: <20190529033021.GF22773@xz-x1> References: <20190528091633.12246-1-yury-kotov@yandex-team.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190528091633.12246-1-yury-kotov@yandex-team.ru> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Wed, 29 May 2019 03:30:28 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: Re: [Qemu-devel] [PATCH v2 0/2] Deferred incoming migration through fd X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Thomas Huth , Juan Quintela , "open list:All patches CC here" , "Dr. David Alan Gilbert" , yc-core@yandex-team.ru, Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, May 28, 2019 at 12:16:31PM +0300, Yury Kotov wrote: > Hi, > > V2: > * Revert odd changes in migrate() > * Add short description for socket_send_fds() > and remove ifdef WIN32 as it's not needed > > This series is a continuation of the previous two: > * migration: Fix handling fd protocol > * Add 'inline-fd:' protocol for migration > > It's about such use case: > 1. Target VM: exec ...,-incoming defer > 2. Target VM: getfd("fd-mig") > 3. Target VM: migrate-incoming("fd:"fd-mig") > 4. Source VM: getfd("fd-mig") > 5. Source VM: migrate("fd-mig") > > Currently, it's not possible to do the step 3, because for incoming migration > "fd:" protocol expects an integer, not the name of fd. Reviewed-by: Peter Xu I gave a quick shot on the new test - it runs well. -- Peter Xu