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envelope-from=vsementsov@virtuozzo.com; helo=EUR02-VE1-obe.outbound.protection.outlook.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/06 05:25:49 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: fam@euphon.net, kwolf@redhat.com, vsementsov@virtuozzo.com, stefanha@redhat.com, codyprime@gmail.com, sw@weilnetz.de, pl@kamp.de, qemu-devel@nongnu.org, mreitz@redhat.com, ronniesahlberg@gmail.com, den@openvz.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Hi all! 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 unallocated_blocks_are_zero doesn't simplify all the logic about block-status, and happily it's not needed, as shown by the following patches. So, let's get rid of it. Vladimir Sementsov-Ogievskiy (8): 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 qemu-img: convert: don't use unallocated_blocks_are_zero block: drop unallocated_blocks_are_zero include/block/block.h | 6 ------ include/block/block_int.h | 13 ++++++++++++- 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 | 1 - block/vdi.c | 3 +-- block/vhdx.c | 3 --- block/vpc.c | 3 +-- qemu-img.c | 4 +--- 13 files changed, 19 insertions(+), 43 deletions(-)