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([106.84.131.214]) by smtp.gmail.com with ESMTPSA id k22-20020aa79736000000b00528f9597fb3sm5430251pfg.197.2022.07.11.19.13.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Jul 2022 19:13:51 -0700 (PDT) From: Sam Li To: qemu-devel@nongnu.org Cc: damien.lemoal@opensource.wdc.com, Markus Armbruster , dmitry.fomichev@wdc.com, Stefan Hajnoczi , Hanna Reitz , qemu-block@nongnu.org, Eric Blake , Kevin Wolf , Fam Zheng , hare@suse.de, Sam Li Subject: [RFC v4 0/9] Add support for zoned device Date: Tue, 12 Jul 2022 10:13:36 +0800 Message-Id: <20220712021345.8530-1-faithilikerun@gmail.com> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::529; envelope-from=faithilikerun@gmail.com; helo=mail-pg1-x529.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This patch series adds support for zoned device to virtio-blk emulation. Zoned Storage can support sequential writes, which reduces write amplification in SSD, leading to higher write throughput and increased capacity. v4: - add block layer APIs (revision) - add configurations for zoned block device Sam Li (9): block: add block layer APIs resembling Linux ZonedBlockDevice ioctls. qemu-io: add zoned block device operations. file-posix: introduce get_sysfs_long_val for a block queue of sysfs attribute file-posix: introduce get_sysfs_str_val for device zoned model. qemu-iotests: test new zone operations. raw-format: add zone operations config: add check to block layer include: add support for zoned block devices qapi: add support for zoned host device block.c | 7 + block/block-backend.c | 41 +++ block/coroutines.h | 5 + block/file-posix.c | 334 +++++++++++++++++++- block/io.c | 57 ++++ block/raw-format.c | 13 + include/block/block-common.h | 43 ++- include/block/block-io.h | 13 + include/block/block_int-common.h | 25 ++ include/standard-headers/linux/virtio_blk.h | 157 ++++++++- qapi/block-core.json | 7 +- qemu-io-cmds.c | 143 +++++++++ tests/qemu-iotests/tests/zoned.sh | 69 ++++ 13 files changed, 888 insertions(+), 26 deletions(-) create mode 100755 tests/qemu-iotests/tests/zoned.sh