From patchwork Tue Jul 12 18:05:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hanna Czenczek X-Patchwork-Id: 12915374 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 55953C433EF for ; Tue, 12 Jul 2022 18:17:03 +0000 (UTC) Received: from localhost ([::1]:33118 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oBKRS-00027G-8X for qemu-devel@archiver.kernel.org; Tue, 12 Jul 2022 14:17:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51418) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oBKHS-0003HP-8c for qemu-devel@nongnu.org; Tue, 12 Jul 2022 14:06:43 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:40755) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oBKHQ-0006XT-4w for qemu-devel@nongnu.org; Tue, 12 Jul 2022 14:06:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1657649199; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QBmGXqomM6EhnsPEF7zObu5OPXwCH2wsrAu/mJBtFhc=; b=TULAsE0u2OHiaKHerN1s27Yfcm4ElDUtdU1AGhG0J2KOucevIJERTYaegoRO0nAoG02JXz ZjKbYot4J4+h9ewaVZM3wYK2ZOnGumljFP8ELqplKSOYcKKmdjII0FOAiN7c/dV3OnWIyo TfzlxGNXHwSHazMQtxQIFDnrZvQUKqE= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-474-Rzya2hu7OYuu6onAXC601w-1; Tue, 12 Jul 2022 14:06:37 -0400 X-MC-Unique: Rzya2hu7OYuu6onAXC601w-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 7A0D8802D1F; Tue, 12 Jul 2022 18:06:37 +0000 (UTC) Received: from localhost (unknown [10.39.193.29]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3997B2166B26; Tue, 12 Jul 2022 18:06:37 +0000 (UTC) From: Hanna Reitz To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, Hanna Reitz Subject: [PULL 10/35] block/qcow2: Use bdrv_pwrite_sync() in qcow2_mark_dirty() Date: Tue, 12 Jul 2022 20:05:52 +0200 Message-Id: <20220712180617.1362407-11-hreitz@redhat.com> In-Reply-To: <20220712180617.1362407-1-hreitz@redhat.com> References: <20220712180617.1362407-1-hreitz@redhat.com> MIME-Version: 1.0 Content-type: text/plain X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 Received-SPF: pass client-ip=170.10.133.124; envelope-from=hreitz@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, 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" From: Alberto Faria Use bdrv_pwrite_sync() instead of calling bdrv_pwrite() and bdrv_flush() separately. Signed-off-by: Alberto Faria Reviewed-by: Eric Blake Reviewed-by: Stefan Hajnoczi Message-Id: <20220609152744.3891847-11-afaria@redhat.com> Reviewed-by: Hanna Reitz Signed-off-by: Hanna Reitz --- block/qcow2.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/block/qcow2.c b/block/qcow2.c index f2fb54c51f..90a2dd406b 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -516,12 +516,9 @@ int qcow2_mark_dirty(BlockDriverState *bs) } val = cpu_to_be64(s->incompatible_features | QCOW2_INCOMPAT_DIRTY); - ret = bdrv_pwrite(bs->file, offsetof(QCowHeader, incompatible_features), - sizeof(val), &val, 0); - if (ret < 0) { - return ret; - } - ret = bdrv_flush(bs->file->bs); + ret = bdrv_pwrite_sync(bs->file, + offsetof(QCowHeader, incompatible_features), + sizeof(val), &val, 0); if (ret < 0) { return ret; }