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 X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69D20C43331 for ; Tue, 24 Mar 2020 17:44:53 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 2F2AF2074D for ; Tue, 24 Mar 2020 17:44:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="iQFEH52J" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2F2AF2074D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:52914 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jGnbf-0007HZ-C8 for qemu-devel@archiver.kernel.org; Tue, 24 Mar 2020 13:44:52 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58701) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jGnZY-0004ZJ-Ps for qemu-devel@nongnu.org; Tue, 24 Mar 2020 13:42:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jGnZX-0007TP-Ki for qemu-devel@nongnu.org; Tue, 24 Mar 2020 13:42:40 -0400 Received: from us-smtp-delivery-74.mimecast.com ([216.205.24.74]:55895) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1jGnZX-0007TE-I2 for qemu-devel@nongnu.org; Tue, 24 Mar 2020 13:42:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585071759; 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; bh=d4arHiKOK7h4d/hUL8nq45J5Bn13zC8DtiqcRUXvtX0=; b=iQFEH52JBehHOLfNE92mv+on8OTzjDagOco4eGt4EtnfZYcs/Y4MmYQYpM9I8m5petdIvq kVKt7p7j32XYu1R5g2mHrXdtlcV+CcvxV6LH6TWA3/vX0E3P6EjRxUskjsFDlxFX650GA6 mg5hQaYvO39qxmMmIPeUPNUdyil6/tQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-373-DxkOMJhFPAS7enSHiUbZYg-1; Tue, 24 Mar 2020 13:42:36 -0400 X-MC-Unique: DxkOMJhFPAS7enSHiUbZYg-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DBE61800D53; Tue, 24 Mar 2020 17:42:34 +0000 (UTC) Received: from blue.redhat.com (ovpn-113-103.phx2.redhat.com [10.3.113.103]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7773D1001B0B; Tue, 24 Mar 2020 17:42:34 +0000 (UTC) From: Eric Blake To: qemu-devel@nongnu.org Subject: [PATCH for-5.0 v2 0/4] bug fixes extracted from larger qcow2 zero bit work Date: Tue, 24 Mar 2020 12:42:29 -0500 Message-Id: <20200324174233.1622067-1-eblake@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 216.205.24.74 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, qemu-block@nongnu.org, mreitz@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" My proposal [1] to add an autoclear all-zero-content bit to the qcow2 format has now stalled into 5.1 territory, but several patches in my initial proposal are uncontroversial and obvious bug fixes worth having in 5.0. [1] https://lists.gnu.org/archive/html/qemu-devel/2020-01/msg08075.html Eric Blake (4): qcow2: Comment typo fixes qcow2: List autoclear bit names in header qcow2: Avoid feature name extension on small cluster size sheepdog: Consistently set bdrv_has_zero_init_truncate docs/interop/qcow2.txt | 3 ++- block/qcow2.c | 29 +++++++++++++++++++++++------ block/sheepdog.c | 2 ++ tests/qemu-iotests/031.out | 8 ++++---- tests/qemu-iotests/036 | 6 ++++-- tests/qemu-iotests/036.out | 4 ++-- tests/qemu-iotests/061 | 6 ++++-- tests/qemu-iotests/061.out | 14 +++++++------- 8 files changed, 48 insertions(+), 24 deletions(-) --=20 2.26.0.rc2