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Thu, 28 May 2020 09:44:17 +0000 From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org Subject: [PATCH v3 00/10] drop unallocated_blocks_are_zero Date: Thu, 28 May 2020 12:43:55 +0300 Message-Id: <20200528094405.145708-1-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.18.0 X-ClientProxiedBy: AM3PR05CA0089.eurprd05.prod.outlook.com (2603:10a6:207:1::15) To AM7PR08MB5494.eurprd08.prod.outlook.com (2603:10a6:20b:dc::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from kvm.localdomain (185.215.60.178) by AM3PR05CA0089.eurprd05.prod.outlook.com (2603:10a6:207:1::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3045.19 via Frontend Transport; Thu, 28 May 2020 09:44:16 +0000 X-Mailer: git-send-email 2.18.0 X-Originating-IP: [185.215.60.178] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e3108b26-c39a-42e3-e7ad-08d802ebb085 X-MS-TrafficTypeDiagnostic: AM7PR08MB5366: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:5236; 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envelope-from=vsementsov@virtuozzo.com; helo=EUR04-VI1-obe.outbound.protection.outlook.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/28 05:44:18 X-ACL-Warn: Detected OS = Windows NT kernel [generic] [fuzzy] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action 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, fam@euphon.net, vsementsov@virtuozzo.com, ronniesahlberg@gmail.com, codyprime@gmail.com, sw@weilnetz.de, pl@kamp.de, qemu-devel@nongnu.org, mreitz@redhat.com, stefanha@redhat.com, pbonzini@redhat.com, den@openvz.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This is first step to block-status refactoring, and solves most simple problem mentioned in my investigation of block-status described in the thread "backing chain & block status & filters": https://lists.gnu.org/archive/html/qemu-devel/2020-04/msg04706.html The whole series is reviewed, let's proceed with it please! v3: rebase on master 02: grammar fix in commit msg, add Eric's r-b 03,04,09: add Eric's r-b 10: add my r-b Eric Blake (1): qed: Simplify backing reads Vladimir Sementsov-Ogievskiy (9): qemu-img: convert: don't use unallocated_blocks_are_zero block: inline bdrv_unallocated_blocks_are_zero() block/vdi: return ZERO block-status when appropriate block/vpc: return ZERO block-status when appropriate block/crypto: drop unallocated_blocks_are_zero block/iscsi: drop unallocated_blocks_are_zero block/file-posix: drop unallocated_blocks_are_zero block/vhdx: drop unallocated_blocks_are_zero block: drop unallocated_blocks_are_zero block/qed.h | 1 - include/block/block.h | 6 ---- include/block/block_int.h | 12 +++++++- block.c | 15 --------- block/crypto.c | 1 - block/file-posix.c | 3 -- block/io.c | 8 ++--- block/iscsi.c | 1 - block/qcow2.c | 1 - block/qed.c | 65 ++++----------------------------------- block/vdi.c | 3 +- block/vhdx.c | 3 -- block/vpc.c | 3 +- qemu-img.c | 4 +-- 14 files changed, 24 insertions(+), 102 deletions(-)