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([106.84.130.34]) by smtp.gmail.com with ESMTPSA id e11-20020a6558cb000000b00408b89e4282sm5715294pgu.47.2022.06.26.17.19.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 26 Jun 2022 17:19:38 -0700 (PDT) From: Sam Li To: qemu-devel@nongnu.org Cc: hare@suse.de, Hanna Reitz , dmitry.fomichev@wdc.com, Kevin Wolf , Fam Zheng , Stefan Hajnoczi , damien.lemoal@opensource.wdc.com, qemu-block@nongnu.org, Sam Li Subject: [RFC v3 0/5] *** Add support for zoned device *** Date: Mon, 27 Jun 2022 08:19:12 +0800 Message-Id: <20220627001917.9417-1-faithilikerun@gmail.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::531; envelope-from=faithilikerun@gmail.com; helo=mail-pg1-x531.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+qemu-devel=archiver.kernel.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. v3: - add block layer APIs resembling Linux ZoneBlockDevice ioctls (developing) *** Sam Li (5): block: add block layer APIs resembling Linux ZonedBlockDevice ioctls. qemu-io: add zoned block device operations. file-posix: introduce get_sysfs_long_val for zoned device information. file-posix: introduce get_sysfs_str_val for device zoned model. qemu-iotests: add zone operation tests. block/block-backend.c | 56 +++++ block/coroutines.h | 5 + block/file-posix.c | 325 +++++++++++++++++++++++++++++- block/io.c | 21 ++ include/block/block-common.h | 43 +++- include/block/block-io.h | 13 ++ include/block/block_int-common.h | 20 ++ qemu-io-cmds.c | 121 +++++++++++ tests/qemu-iotests/tests/zoned.sh | 49 +++++ 9 files changed, 645 insertions(+), 8 deletions(-) create mode 100755 tests/qemu-iotests/tests/zoned.sh