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MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org From: Javier González Add support for offline transition on the zoned block device using the new zone management IOCTL Signed-off-by: Javier González Signed-off-by: SelvaKumar S Signed-off-by: Kanchan Joshi Signed-off-by: Nitesh Shetty --- block/blk-core.c | 2 ++ block/blk-zoned.c | 3 +++ drivers/nvme/host/core.c | 3 +++ include/linux/blk_types.h | 3 +++ include/linux/blkdev.h | 1 - include/uapi/linux/blkzoned.h | 1 + 6 files changed, 12 insertions(+), 1 deletion(-) diff --git a/block/blk-core.c b/block/blk-core.c index 03252af8c82c..589cbdacc5ec 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -140,6 +140,7 @@ static const char *const blk_op_name[] = { REQ_OP_NAME(ZONE_CLOSE), REQ_OP_NAME(ZONE_FINISH), REQ_OP_NAME(ZONE_APPEND), + REQ_OP_NAME(ZONE_OFFLINE), REQ_OP_NAME(WRITE_SAME), REQ_OP_NAME(WRITE_ZEROES), REQ_OP_NAME(SCSI_IN), @@ -1030,6 +1031,7 @@ generic_make_request_checks(struct bio *bio) case REQ_OP_ZONE_OPEN: case REQ_OP_ZONE_CLOSE: case REQ_OP_ZONE_FINISH: + case REQ_OP_ZONE_OFFLINE: if (!blk_queue_is_zoned(q)) goto not_supported; break; diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 29194388a1bb..704fc15813d1 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -416,6 +416,9 @@ int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode, case BLK_ZONE_MGMT_RESET: op = REQ_OP_ZONE_RESET; break; + case BLK_ZONE_MGMT_OFFLINE: + op = REQ_OP_ZONE_OFFLINE; + break; default: return -ENOTTY; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f1215523792b..5b95c81d2a2d 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -776,6 +776,9 @@ blk_status_t nvme_setup_cmd(struct nvme_ns *ns, struct request *req, case REQ_OP_ZONE_FINISH: ret = nvme_setup_zone_mgmt_send(ns, req, cmd, NVME_ZONE_FINISH); break; + case REQ_OP_ZONE_OFFLINE: + ret = nvme_setup_zone_mgmt_send(ns, req, cmd, NVME_ZONE_OFFLINE); + break; case REQ_OP_WRITE_ZEROES: ret = nvme_setup_write_zeroes(ns, req, cmd); break; diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 16b57fb2b99c..b3921263c3dd 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -316,6 +316,8 @@ enum req_opf { REQ_OP_ZONE_FINISH = 12, /* write data at the current zone write pointer */ REQ_OP_ZONE_APPEND = 13, + /* Transition a zone to offline */ + REQ_OP_ZONE_OFFLINE = 14, /* SCSI passthrough using struct scsi_request */ REQ_OP_SCSI_IN = 32, @@ -456,6 +458,7 @@ static inline bool op_is_zone_mgmt(enum req_opf op) case REQ_OP_ZONE_OPEN: case REQ_OP_ZONE_CLOSE: case REQ_OP_ZONE_FINISH: + case REQ_OP_ZONE_OFFLINE: return true; default: return false; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index bd8521f94dc4..8308d8a3720b 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -372,7 +372,6 @@ extern int blkdev_zone_ops_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg); extern int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg); - #else /* CONFIG_BLK_DEV_ZONED */ static inline unsigned int blkdev_nr_zones(struct gendisk *disk) diff --git a/include/uapi/linux/blkzoned.h b/include/uapi/linux/blkzoned.h index a8c89fe58f97..d0978ee10fc7 100644 --- a/include/uapi/linux/blkzoned.h +++ b/include/uapi/linux/blkzoned.h @@ -155,6 +155,7 @@ enum blk_zone_action { BLK_ZONE_MGMT_FINISH = 0x2, BLK_ZONE_MGMT_OPEN = 0x3, BLK_ZONE_MGMT_RESET = 0x4, + BLK_ZONE_MGMT_OFFLINE = 0x5, }; /** -- 2.17.1 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 X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, 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