From nobody Mon Feb 9 02:28:08 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1486041850211563.6083564778255; Thu, 2 Feb 2017 05:24:10 -0800 (PST) Received: from localhost ([::1]:56540 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cZHMu-0004SC-A7 for importer@patchew.org; Thu, 02 Feb 2017 08:24:08 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46154) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cZHKk-0002cA-6q for qemu-devel@nongnu.org; Thu, 02 Feb 2017 08:21:57 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cZHKi-0008HP-Tx for qemu-devel@nongnu.org; Thu, 02 Feb 2017 08:21:54 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:30344 helo=relay.sw.ru) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cZHKi-0008G7-I2 for qemu-devel@nongnu.org; Thu, 02 Feb 2017 08:21:52 -0500 Received: from kvm.qa.sw.ru. (msk-vpn.virtuozzo.com [195.214.232.6]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id v12DLkKb005095; Thu, 2 Feb 2017 16:21:46 +0300 (MSK) From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org, qemu-devel@nongnu.org Date: Thu, 2 Feb 2017 16:21:23 +0300 Message-Id: <20170202132145.168790-3-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170202132145.168790-1-vsementsov@virtuozzo.com> References: <20170202132145.168790-1-vsementsov@virtuozzo.com> X-detected-operating-system: by eggs.gnu.org: OpenBSD 3.x [fuzzy] X-Received-From: 195.214.232.25 Subject: [Qemu-devel] [PATCH 02/24] specs/qcow2: do not use wording 'bitmap header' X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, vsementsov@virtuozzo.com, famz@redhat.com, armbru@redhat.com, mreitz@redhat.com, stefanha@redhat.com, pbonzini@redhat.com, den@openvz.org, jsnow@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" A bitmap directory entry is sometimes called a 'bitmap header'. This patch leaves only one name - 'bitmap directory entry'. The name 'bitmap header' creates misunderstandings with 'qcow2 header' and 'qcow2 bitmap header extension' (which is extension of qcow2 header) Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Eric Blake Reviewed-by: John Snow --- docs/specs/qcow2.txt | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/docs/specs/qcow2.txt b/docs/specs/qcow2.txt index dda53dd2a3..8874e8c774 100644 --- a/docs/specs/qcow2.txt +++ b/docs/specs/qcow2.txt @@ -201,7 +201,7 @@ The fields of the bitmaps extension are: =20 8 - 15: bitmap_directory_size Size of the bitmap directory in bytes. It is the cumula= tive - size of all (nb_bitmaps) bitmap headers. + size of all (nb_bitmaps) bitmap directory entries. =20 16 - 23: bitmap_directory_offset Offset into the image file at which the bitmap directory @@ -426,8 +426,7 @@ Each bitmap saved in the image is described in a bitmap= directory entry. The bitmap directory is a contiguous area in the image file, whose starting of= fset and length are given by the header extension fields bitmap_directory_offse= t and bitmap_directory_size. The entries of the bitmap directory have variable -length, depending on the lengths of the bitmap name and extra data. These -entries are also called bitmap headers. +length, depending on the lengths of the bitmap name and extra data. =20 Structure of a bitmap directory entry: =20 --=20 2.11.0