From nobody Sun Feb 23 11:17:34 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail header.i=@fujitsu.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1740119810; cv=none; d=zohomail.com; s=zohoarc; b=e7ITYkxGecTXFaq+HUp2Qh3kE71CRBI80LaacqAQVE6b1EOsM8Wr6Rl3xn9k0HB0xG7k0i87qLuKYNuy3mzYHER9QKtAvbNxTS8lyzEgIA6+uzO32+cTOaauAqHqoDjZhR57YvJQN/23q4FzYY7uLxYc9k5enDEgdOaGeSRKzjQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1740119810; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=hJW9J1f/vXH2352kqmP3FoRYV42HMdz75OL4gCsHFEE=; b=Wt5gm3VjfsDorNSBDq43pYDz9CJIRbjXFgewUbDeM7tA0bFGV1N1+f/qrBTNynGW0SDgAdsXkdf/PYGuu5Ogk0cv78PSDLjc9/HGXWjOoJL8k0HMG7jAuwVXkFfRiuW7dOgkX/79VTtya/c8ACao1Zzpmizj+KkHD3NEfhfjhww= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail header.i=@fujitsu.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 174011981067084.31052324611301; Thu, 20 Feb 2025 22:36:50 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tlMd5-0001TP-8a; Fri, 21 Feb 2025 01:35:19 -0500 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 1tlMd1-0001QE-3t for qemu-devel@nongnu.org; Fri, 21 Feb 2025 01:35:15 -0500 Received: from esa8.hc1455-7.c3s2.iphmx.com ([139.138.61.253]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tlMcy-0003kN-6v for qemu-devel@nongnu.org; Fri, 21 Feb 2025 01:35:14 -0500 Received: from unknown (HELO oym-r2.gw.nic.fujitsu.com) ([210.162.30.90]) by esa8.hc1455-7.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Feb 2025 15:35:08 +0900 Received: from oym-m3.gw.nic.fujitsu.com (oym-nat-oym-m3.gw.nic.fujitsu.com [192.168.87.60]) by oym-r2.gw.nic.fujitsu.com (Postfix) with ESMTP id 7EB6BE60C5 for ; Fri, 21 Feb 2025 15:35:06 +0900 (JST) Received: from edo.cn.fujitsu.com (edo.cn.fujitsu.com [10.167.33.5]) by oym-m3.gw.nic.fujitsu.com (Postfix) with ESMTP id 4480CD9A77 for ; Fri, 21 Feb 2025 15:35:06 +0900 (JST) Received: from iaas-rdma.. (unknown [10.167.135.44]) by edo.cn.fujitsu.com (Postfix) with ESMTP id 69CDB1A006C; Fri, 21 Feb 2025 14:35:05 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=fujitsu.com; i=@fujitsu.com; q=dns/txt; s=fj2; t=1740119712; x=1771655712; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=k/LqOSlmor1UQwuRbxoZIb/A4xPPUncC4VvDl/x5/zc=; b=MtmXkztnShLN/0Eb4cIxIq7Vwde83ErVa8TIxaW+Dv12HCHq5rXp0pS9 TjkxMXxeXxZwFMMLhkmMdoTExIInwb4D9axOKJQXl+eOxjjdQgQurU2De hObzR+N3PViTiqpyoYt1JITxztkujoUDtZjaKtaJ/2QR9g/p+a5K/feaF 1LCMj5X3ZEQLLIA/jMfefgRJpbYTTGsWsiIBF7skxbtsVcWgUhi/o6KdK /wKKOfU8fmxvEB8cei3CI13n2aXhDgBRTghYRSUyriNzKOj11Sd5hziIc 0Njiqdc88W32blOH5TNOmFokSyv+BFH7P85U8V6wxS7Zn4MKvm79HDAUx g==; X-CSE-ConnectionGUID: s81hMSPbRyq+mfbOKvPtkg== X-CSE-MsgGUID: hUt+Ac9BSQ+r88H12oKC+Q== X-IronPort-AV: E=McAfee;i="6700,10204,11351"; a="178755519" X-IronPort-AV: E=Sophos;i="6.13,303,1732546800"; d="scan'208";a="178755519" To: qemu-devel@nongnu.org Cc: Peter Xu , Fabiano Rosas , Laurent Vivier , Paolo Bonzini , Li Zhijian Subject: [PATCH v2 5/8] migration: Add migration_capabilities_and_transport_compatible() helper Date: Fri, 21 Feb 2025 14:36:09 +0800 Message-ID: <20250221063612.695909-6-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20250221063612.695909-1-lizhijian@fujitsu.com> References: <20250221063612.695909-1-lizhijian@fujitsu.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=139.138.61.253; envelope-from=lizhijian@fujitsu.com; helo=esa8.hc1455-7.c3s2.iphmx.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-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: , Reply-to: Li Zhijian From: Li Zhijian via Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1740119812283019000 Content-Type: text/plain; charset="utf-8" Similar to migration_channels_and_transport_compatible(), introduce a new helper migration_capabilities_and_transport_compatible() to check if the capabilites is compatible with the transport. Currently, only move the capabilities vs RDMA transport to this function. Signed-off-by: Li Zhijian --- migration/migration.c | 36 ++++++++++++++++++++++++++---------- 1 file changed, 26 insertions(+), 10 deletions(-) diff --git a/migration/migration.c b/migration/migration.c index c597aa707e5..2eacae25e0e 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -238,6 +238,30 @@ migration_channels_and_transport_compatible(MigrationA= ddress *addr, return true; } =20 +static bool +migration_capabilities_and_transport_compatible(MigrationAddress *addr, + Error **errp) +{ + if (addr->transport =3D=3D MIGRATION_ADDRESS_TYPE_RDMA) { + if (migrate_xbzrle()) { + error_setg(errp, "RDMA and XBZRLE can't be used together"); + return false; + } + if (migrate_multifd()) { + error_setg(errp, "RDMA and multifd can't be used together"); + return false; + } + } + + return true; +} + +static bool migration_transport_compatible(MigrationAddress *addr, Error *= *errp) +{ + return migration_channels_and_transport_compatible(addr, errp) && + migration_capabilities_and_transport_compatible(addr, errp); +} + static gint page_request_addr_cmp(gconstpointer ap, gconstpointer bp) { uintptr_t a =3D (uintptr_t) ap, b =3D (uintptr_t) bp; @@ -716,7 +740,7 @@ static void qemu_start_incoming_migration(const char *u= ri, bool has_channels, } =20 /* transport mechanism not suitable for migration? */ - if (!migration_channels_and_transport_compatible(addr, errp)) { + if (!migration_transport_compatible(addr, errp)) { return; } =20 @@ -735,14 +759,6 @@ static void qemu_start_incoming_migration(const char *= uri, bool has_channels, } #ifdef CONFIG_RDMA } else if (addr->transport =3D=3D MIGRATION_ADDRESS_TYPE_RDMA) { - if (migrate_xbzrle()) { - error_setg(errp, "RDMA and XBZRLE can't be used together"); - return; - } - if (migrate_multifd()) { - error_setg(errp, "RDMA and multifd can't be used together"); - return; - } rdma_start_incoming_migration(&addr->u.rdma, errp); #endif } else if (addr->transport =3D=3D MIGRATION_ADDRESS_TYPE_EXEC) { @@ -2159,7 +2175,7 @@ void qmp_migrate(const char *uri, bool has_channels, } =20 /* transport mechanism not suitable for migration? */ - if (!migration_channels_and_transport_compatible(addr, errp)) { + if (!migration_transport_compatible(addr, errp)) { return; } =20 --=20 2.44.0