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 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 9AC82C77B73 for ; Tue, 30 May 2023 11:58:00 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q3xwI-0005Ie-BQ; Tue, 30 May 2023 07:54:58 -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 1q3xwG-0005I3-Ki for qemu-devel@nongnu.org; Tue, 30 May 2023 07:54:56 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q3xwF-0000CS-11 for qemu-devel@nongnu.org; Tue, 30 May 2023 07:54:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1685447694; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Ng3vjBb5/CEJuy+uXUzWwwonNJCH2FVzMLFyhqLXMFI=; b=fQaKzW3hjXK3kq+Pu83Vvew5Y/9+EEXTETHoGW26pb5tnd9GCon0jHTWoYFr/JjqRCXvqB g2aag1bLNaDbWD6oYKHjONK58C9+AbQoX30yTwkdIyJGh/iGy/3Npa+IWFmPuyaxcrFFKS fct+y74+AiYG5sacWdslMgyB1T4eMVY= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-617-uIlTdqoCMFSuicHvk0pySw-1; Tue, 30 May 2023 07:54:53 -0400 X-MC-Unique: uIlTdqoCMFSuicHvk0pySw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id BE0053C0C884 for ; Tue, 30 May 2023 11:54:52 +0000 (UTC) Received: from secure.mitica (unknown [10.39.195.148]) by smtp.corp.redhat.com (Postfix) with ESMTP id CE51240C6EC4; Tue, 30 May 2023 11:54:51 +0000 (UTC) From: Juan Quintela To: qemu-devel@nongnu.org Cc: Juan Quintela , Paolo Bonzini , Peter Xu , Leonardo Bras Subject: [PULL 15/21] migration/rdma: Remove all uses of RAM_CONTROL_HOOK Date: Tue, 30 May 2023 13:54:23 +0200 Message-Id: <20230530115429.1998-16-quintela@redhat.com> In-Reply-To: <20230530115429.1998-1-quintela@redhat.com> References: <20230530115429.1998-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Received-SPF: pass client-ip=170.10.129.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.167, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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 Instead of going trhough ram_control_load_hook(), call qemu_rdma_registration_handle() directly. Reviewed-by: Peter Xu Signed-off-by: Juan Quintela Message-Id: <20230509120700.78359-5-quintela@redhat.com> --- migration/qemu-file.h | 1 - migration/rdma.h | 2 ++ migration/ram.c | 5 ++++- migration/rdma.c | 9 +++++---- 4 files changed, 11 insertions(+), 6 deletions(-) diff --git a/migration/qemu-file.h b/migration/qemu-file.h index 323af5682f..7cfc20825e 100644 --- a/migration/qemu-file.h +++ b/migration/qemu-file.h @@ -41,7 +41,6 @@ typedef int (QEMURamHookFunc)(QEMUFile *f, uint64_t flags, void *data); */ #define RAM_CONTROL_SETUP 0 #define RAM_CONTROL_ROUND 1 -#define RAM_CONTROL_HOOK 2 #define RAM_CONTROL_FINISH 3 #define RAM_CONTROL_BLOCK_REG 4 diff --git a/migration/rdma.h b/migration/rdma.h index a16a8d8bc6..8d0253047c 100644 --- a/migration/rdma.h +++ b/migration/rdma.h @@ -24,9 +24,11 @@ void rdma_start_incoming_migration(const char *host_port, Error **errp); #ifdef CONFIG_RDMA +int qemu_rdma_registration_handle(QEMUFile *f); int qemu_rdma_registration_start(QEMUFile *f, uint64_t flags); int qemu_rdma_registration_stop(QEMUFile *f, uint64_t flags); #else +int qemu_rdma_registration_handle(QEMUFile *f) { return 0; } int qemu_rdma_registration_start(QEMUFile *f, uint64_t flags) { return 0; } int qemu_rdma_registration_stop(QEMUFile *f, uint64_t flags) { return 0; } #endif diff --git a/migration/ram.c b/migration/ram.c index c6fad7b0b3..6f0597814c 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -4024,7 +4024,10 @@ static int ram_load_precopy(QEMUFile *f) } break; case RAM_SAVE_FLAG_HOOK: - ram_control_load_hook(f, RAM_CONTROL_HOOK, NULL); + ret = qemu_rdma_registration_handle(f); + if (ret < 0) { + qemu_file_set_error(f, ret); + } break; default: error_report("Unknown combination of migration flags: 0x%x", flags); diff --git a/migration/rdma.c b/migration/rdma.c index 8001dcb960..a477985c6d 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -3530,7 +3530,7 @@ static int dest_ram_sort_func(const void *a, const void *b) * * Keep doing this until the source tells us to stop. */ -static int qemu_rdma_registration_handle(QEMUFile *f) +int qemu_rdma_registration_handle(QEMUFile *f) { RDMAControlHeader reg_resp = { .len = sizeof(RDMARegisterResult), .type = RDMA_CONTROL_REGISTER_RESULT, @@ -3557,6 +3557,10 @@ static int qemu_rdma_registration_handle(QEMUFile *f) int count = 0; int i = 0; + if (!migrate_rdma()) { + return 0; + } + RCU_READ_LOCK_GUARD(); rdma = qatomic_rcu_read(&rioc->rdmain); @@ -3854,9 +3858,6 @@ static int rdma_load_hook(QEMUFile *f, uint64_t flags, void *data) case RAM_CONTROL_BLOCK_REG: return rdma_block_notification_handle(f, data); - case RAM_CONTROL_HOOK: - return qemu_rdma_registration_handle(f); - default: /* Shouldn't be called with any other values */ abort(); -- 2.40.1