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 5A2C8C7EE2C for ; Tue, 30 May 2023 12:33:51 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q3ySy-0001SM-4R; Tue, 30 May 2023 08:28:44 -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 1q3ySm-0001Lt-4a for qemu-devel@nongnu.org; Tue, 30 May 2023 08:28:33 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q3ySh-0000f7-46 for qemu-devel@nongnu.org; Tue, 30 May 2023 08:28:29 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1685449704; 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=4qCFY8+/+m7rOhewGH2kOg0mpy7GBOwqRfnGal3TayQ=; b=Cu8pQCDb4yJtGI1t+AnAahIcdqfCMS/FMQJpYwCp39uJbDsregHT+lNKVR0Nxb1DaLlE3q lZBiCWSpplTSEeLkkeKAWHkgpiYF9Mrwc7E6WOHtQFeZr7EZhOGcUtQDFja+fjnTYVCyob elrw893D5fBhoYXpwuEsOMcMy60EuHw= 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-358-jCz1VMwEPl2bwMubSrcxZg-1; Tue, 30 May 2023 08:28:21 -0400 X-MC-Unique: jCz1VMwEPl2bwMubSrcxZg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.rdu2.redhat.com [10.11.54.1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 49D6E3825BAB; Tue, 30 May 2023 12:28:21 +0000 (UTC) Received: from secure.mitica (unknown [10.39.195.148]) by smtp.corp.redhat.com (Postfix) with ESMTP id DEB7740CFD45; Tue, 30 May 2023 12:28:19 +0000 (UTC) From: Juan Quintela To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, Leonardo Bras , Hailiang Zhang , Peter Xu , Fam Zheng , Juan Quintela , Stefan Hajnoczi Subject: [PATCH 03/16] migration: Use qemu_file_transferred_noflush() for block migration. Date: Tue, 30 May 2023 14:28:00 +0200 Message-Id: <20230530122813.2674-4-quintela@redhat.com> In-Reply-To: <20230530122813.2674-1-quintela@redhat.com> References: <20230530122813.2674-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 Received-SPF: pass client-ip=170.10.133.124; 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=unavailable 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 We only care about the amount of bytes transferred. Flushing is done by the system somewhere else. Signed-off-by: Juan Quintela --- migration/block.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/migration/block.c b/migration/block.c index b9580a6c7e..b29e80bdc4 100644 --- a/migration/block.c +++ b/migration/block.c @@ -748,7 +748,7 @@ static int block_save_setup(QEMUFile *f, void *opaque) static int block_save_iterate(QEMUFile *f, void *opaque) { int ret; - uint64_t last_bytes = qemu_file_transferred(f); + uint64_t last_bytes = qemu_file_transferred_noflush(f); trace_migration_block_save("iterate", block_mig_state.submitted, block_mig_state.transferred); @@ -800,7 +800,7 @@ static int block_save_iterate(QEMUFile *f, void *opaque) } qemu_put_be64(f, BLK_MIG_FLAG_EOS); - uint64_t delta_bytes = qemu_file_transferred(f) - last_bytes; + uint64_t delta_bytes = qemu_file_transferred_noflush(f) - last_bytes; return (delta_bytes > 0); } -- 2.40.1