From patchwork Sun Jun 30 19:44:07 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Sistare X-Patchwork-Id: 13717324 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D1F3FC27C4F for ; Sun, 30 Jun 2024 19:45:08 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sO0TH-0007WX-8N; Sun, 30 Jun 2024 15:44:23 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sO0TB-0007Uz-CS for qemu-devel@nongnu.org; Sun, 30 Jun 2024 15:44:18 -0400 Received: from mx0b-00069f02.pphosted.com ([205.220.177.32]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sO0T9-0006PH-6J for qemu-devel@nongnu.org; Sun, 30 Jun 2024 15:44:16 -0400 Received: from pps.filterd (m0246630.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 45UJQ35x023391; Sun, 30 Jun 2024 19:44:12 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h= from:to:cc:subject:date:message-id:in-reply-to:references; s= corp-2023-11-20; bh=9Y7ApIw+kdZCxeBA8qrFl0dOmwypQLJ9kWdBmcX/gU4=; b= Mlf5lsu8sWM0161zNqzzVL6DoxjjFwmhcY4Dppnov79QUJytoCUsAnPEDpaJjiAs I/MQH4hfNC4S38V6T1v9pRHjCRKHYtYa2QiQvcrB7RVyfsVDvcSIEwZec7J2LpFP 4JWPcZ2OUfRMfzaU2MAEnohP/+pIz/jMTn7qphQ9kRc3VbgrIpWQTVO0rRSIShOz tR0kySS+ADkfDsVcxSYPGkKX67eqUlKxluBhyFUJDkobzIyiqyYPl0bgKAh1+5zu Lzycqd3+tHbyOX5MCS7qAuJhKk5CFxT9MdZgS0IhJGnTh6E0rxMZH6pu2rE3r3Kl YT2NZEdhsBIJiK7fPKhEWQ== Received: from phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta01.appoci.oracle.com [138.1.114.2]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 4028pchg4h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 30 Jun 2024 19:44:12 +0000 (GMT) Received: from pps.filterd (phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (8.17.1.19/8.17.1.19) with ESMTP id 45UGm6if022878; Sun, 30 Jun 2024 19:44:11 GMT Received: from pps.reinject (localhost [127.0.0.1]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTPS id 4028q5gg51-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 30 Jun 2024 19:44:11 +0000 Received: from phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 45UJg4fA039161; Sun, 30 Jun 2024 19:44:11 GMT Received: from ca-dev63.us.oracle.com (ca-dev63.us.oracle.com [10.211.8.221]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTP id 4028q5gg4e-6; Sun, 30 Jun 2024 19:44:11 +0000 From: Steve Sistare To: qemu-devel@nongnu.org Cc: Peter Xu , Fabiano Rosas , Markus Armbruster , Steve Sistare Subject: [RFC V1 5/6] migration: cpr-uri option Date: Sun, 30 Jun 2024 12:44:07 -0700 Message-Id: <1719776648-435073-6-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1719776648-435073-1-git-send-email-steven.sistare@oracle.com> References: <1719776648-435073-1-git-send-email-steven.sistare@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-06-30_16,2024-06-28_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 spamscore=0 suspectscore=0 mlxlogscore=999 malwarescore=0 adultscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2406180000 definitions=main-2406300157 X-Proofpoint-GUID: JKJu6hpwTwyMDLs0z6qGVqga0ibtNx_7 X-Proofpoint-ORIG-GUID: JKJu6hpwTwyMDLs0z6qGVqga0ibtNx_7 Received-SPF: pass client-ip=205.220.177.32; envelope-from=steven.sistare@oracle.com; helo=mx0b-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Define the cpr-uri QEMU command-line option to specify the URI from which CPR vmstate is loaded for cpr-transfer mode. Signed-off-by: Steve Sistare --- include/migration/cpr.h | 1 + migration/cpr.c | 7 +++++++ qemu-options.hx | 8 ++++++++ system/vl.c | 3 +++ 4 files changed, 19 insertions(+) diff --git a/include/migration/cpr.h b/include/migration/cpr.h index 9aae94c..bc62493 100644 --- a/include/migration/cpr.h +++ b/include/migration/cpr.h @@ -22,6 +22,7 @@ int cpr_find_fd(const char *name, int id); int cpr_walk_fd(cpr_walk_fd_cb cb); void cpr_resave_fd(const char *name, int id, int fd); +void cpr_set_cpr_uri(const char *uri); int cpr_state_save(Error **errp); int cpr_state_load(Error **errp); diff --git a/migration/cpr.c b/migration/cpr.c index f756c15..50c130c 100644 --- a/migration/cpr.c +++ b/migration/cpr.c @@ -157,6 +157,13 @@ static const VMStateDescription vmstate_cpr_state = { }; /*************************************************************************/ +static char *cpr_uri; + +void cpr_set_cpr_uri(const char *uri) +{ + cpr_uri = g_strdup(uri); +} + int cpr_state_save(Error **errp) { int ret; diff --git a/qemu-options.hx b/qemu-options.hx index 595b693..a6b5253 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -4776,6 +4776,14 @@ SRST ERST +DEF("cpr-uri", HAS_ARG, QEMU_OPTION_cpr_uri, \ + "-cpr-uri unix:socketpath\n", + QEMU_ARCH_ALL) +SRST +``-cpr-uri unix:socketpath`` + URI for incoming CPR state, for the cpr-transfer migration mode. +ERST + DEF("incoming", HAS_ARG, QEMU_OPTION_incoming, \ "-incoming tcp:[host]:port[,to=maxport][,ipv4=on|off][,ipv6=on|off]\n" \ "-incoming rdma:host:port[,ipv4=on|off][,ipv6=on|off]\n" \ diff --git a/system/vl.c b/system/vl.c index 6521ee3..32015ac 100644 --- a/system/vl.c +++ b/system/vl.c @@ -3483,6 +3483,9 @@ void qemu_init(int argc, char **argv) exit(1); } break; + case QEMU_OPTION_cpr_uri: + cpr_set_cpr_uri(optarg); + break; case QEMU_OPTION_incoming: if (!incoming) { runstate_set(RUN_STATE_INMIGRATE);