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authorAjay Joshi <ajay.joshi@wdc.com>2019-10-27 17:05:47 +0300
committerJens Axboe <axboe@kernel.dk>2019-11-07 16:46:02 +0300
commitad512f2023b387d5c3c3624342c2b11de848b491 (patch)
treea494cea8fc5a11649f81693927510eec8f849728 /drivers/scsi/sd.h
parent6d1ec7814dce416676b72104bb0ce4aa8c8b3747 (diff)
downloadlinux-ad512f2023b387d5c3c3624342c2b11de848b491.tar.xz
scsi: sd_zbc: add zone open, close, and finish support
Implement REQ_OP_ZONE_OPEN, REQ_OP_ZONE_CLOSE and REQ_OP_ZONE_FINISH support to allow explicit control of zone states. Contains contributions from Matias Bjorling, Hans Holmberg, Keith Busch and Damien Le Moal. Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ajay Joshi <ajay.joshi@wdc.com> Signed-off-by: Matias Bjorling <matias.bjorling@wdc.com> Signed-off-by: Hans Holmberg <hans.holmberg@wdc.com> Signed-off-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/scsi/sd.h')
-rw-r--r--drivers/scsi/sd.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index 1eab779f812b..bf2102a749bc 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -209,7 +209,8 @@ static inline int sd_is_zoned(struct scsi_disk *sdkp)
extern int sd_zbc_read_zones(struct scsi_disk *sdkp, unsigned char *buffer);
extern void sd_zbc_print_zones(struct scsi_disk *sdkp);
-extern blk_status_t sd_zbc_setup_reset_cmnd(struct scsi_cmnd *cmd, bool all);
+blk_status_t sd_zbc_setup_zone_mgmt_cmnd(struct scsi_cmnd *cmd,
+ unsigned char op, bool all);
extern void sd_zbc_complete(struct scsi_cmnd *cmd, unsigned int good_bytes,
struct scsi_sense_hdr *sshdr);
extern int sd_zbc_report_zones(struct gendisk *disk, sector_t sector,
@@ -225,8 +226,9 @@ static inline int sd_zbc_read_zones(struct scsi_disk *sdkp,
static inline void sd_zbc_print_zones(struct scsi_disk *sdkp) {}
-static inline blk_status_t sd_zbc_setup_reset_cmnd(struct scsi_cmnd *cmd,
- bool all)
+static inline blk_status_t sd_zbc_setup_zone_mgmt_cmnd(struct scsi_cmnd *cmd,
+ unsigned char op,
+ bool all)
{
return BLK_STS_TARGET;
}