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 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 AA925C369D5 for ; Fri, 25 Apr 2025 00:56:17 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1u87LE-0006Qm-9d; Thu, 24 Apr 2025 20:54:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1u87LC-0006QE-Gq for qemu-devel@nongnu.org; Thu, 24 Apr 2025 20:54:54 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1u87L7-0000TQ-QY for qemu-devel@nongnu.org; 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Fri, 25 Apr 2025 00:54:43 +0000 (UTC) Received: from green.redhat.com (unknown [10.2.16.59]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id A08351800374; Fri, 25 Apr 2025 00:54:41 +0000 (UTC) From: Eric Blake To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, vsementsov@yandex-team.ru, stefanha@redhat.com Subject: [PATCH v3 00/11] Make blockdev-mirror dest sparse in more cases Date: Thu, 24 Apr 2025 19:52:00 -0500 Message-ID: <20250425005439.2252467-13-eblake@redhat.com> MIME-Version: 1.0 Content-type: text/plain Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Received-SPF: pass client-ip=170.10.133.124; envelope-from=eblake@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.84, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org v2 was here: https://lists.gnu.org/archive/html/qemu-devel/2025-04/msg02940.html In v3: - use flags instead of enum at start of series [Stefan] - Don't throttle for skipped zeroes [Sunny] - Try harder to punch holes for "detect-zeroes":"unmap" - More cases in mirror-sparse iotest - R-b added on patches that didn't drastically change Andrey Drobyshev (1): iotests/common.rc: add disk_usage function Eric Blake (10): block: Expand block status mode from bool to flags file-posix, gluster: Handle zero block status hint better block: Let bdrv_co_is_zero_fast consolidate adjacent extents block: Add new bdrv_co_is_all_zeroes() function iotests: Improve iotest 194 to mirror data mirror: Minor refactoring mirror: Skip pre-zeroing destination if it is already zero mirror: Skip writing zeroes when target is already zero tests: Add iotest mirror-sparse for recent patches mirror: Allow QMP override to declare target already zero qapi/block-core.json | 8 +- block/coroutines.h | 4 +- include/block/block-common.h | 11 + include/block/block-io.h | 2 + include/block/block_int-common.h | 27 +- include/block/block_int-global-state.h | 3 +- include/block/block_int-io.h | 4 +- block/io.c | 126 +++++-- block/blkdebug.c | 6 +- block/copy-before-write.c | 4 +- block/file-posix.c | 5 +- block/gluster.c | 4 +- block/iscsi.c | 6 +- block/mirror.c | 150 +++++++-- block/nbd.c | 4 +- block/null.c | 6 +- block/parallels.c | 6 +- block/qcow.c | 2 +- block/qcow2.c | 6 +- block/qed.c | 6 +- block/quorum.c | 4 +- block/raw-format.c | 4 +- block/rbd.c | 6 +- block/snapshot-access.c | 4 +- block/vdi.c | 4 +- block/vmdk.c | 2 +- block/vpc.c | 2 +- block/vvfat.c | 6 +- blockdev.c | 18 +- tests/unit/test-block-iothread.c | 4 +- tests/qemu-iotests/common.rc | 6 + tests/qemu-iotests/194 | 1 + tests/qemu-iotests/250 | 5 - tests/qemu-iotests/tests/mirror-sparse | 128 ++++++++ tests/qemu-iotests/tests/mirror-sparse.out | 365 +++++++++++++++++++++ 35 files changed, 815 insertions(+), 134 deletions(-) create mode 100755 tests/qemu-iotests/tests/mirror-sparse create mode 100644 tests/qemu-iotests/tests/mirror-sparse.out -- 2.49.0