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path: root/drivers/scsi/sd_zbc.c
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Diffstat (limited to 'drivers/scsi/sd_zbc.c')
-rw-r--r--drivers/scsi/sd_zbc.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c
index 5d6ff3931632..de4019dc0f0b 100644
--- a/drivers/scsi/sd_zbc.c
+++ b/drivers/scsi/sd_zbc.c
@@ -209,10 +209,11 @@ static inline sector_t sd_zbc_zone_sectors(struct scsi_disk *sdkp)
/**
* sd_zbc_setup_reset_cmnd - Prepare a RESET WRITE POINTER scsi command.
* @cmd: the command to setup
+ * @all: Reset all zones control.
*
* Called from sd_init_command() for a REQ_OP_ZONE_RESET request.
*/
-blk_status_t sd_zbc_setup_reset_cmnd(struct scsi_cmnd *cmd)
+blk_status_t sd_zbc_setup_reset_cmnd(struct scsi_cmnd *cmd, bool all)
{
struct request *rq = cmd->request;
struct scsi_disk *sdkp = scsi_disk(rq->rq_disk);
@@ -234,7 +235,10 @@ blk_status_t sd_zbc_setup_reset_cmnd(struct scsi_cmnd *cmd)
memset(cmd->cmnd, 0, cmd->cmd_len);
cmd->cmnd[0] = ZBC_OUT;
cmd->cmnd[1] = ZO_RESET_WRITE_POINTER;
- put_unaligned_be64(block, &cmd->cmnd[2]);
+ if (all)
+ cmd->cmnd[14] = 0x1;
+ else
+ put_unaligned_be64(block, &cmd->cmnd[2]);
rq->timeout = SD_TIMEOUT;
cmd->sc_data_direction = DMA_NONE;
@@ -261,6 +265,7 @@ void sd_zbc_complete(struct scsi_cmnd *cmd, unsigned int good_bytes,
switch (req_op(rq)) {
case REQ_OP_ZONE_RESET:
+ case REQ_OP_ZONE_RESET_ALL:
if (result &&
sshdr->sense_key == ILLEGAL_REQUEST &&
@@ -487,6 +492,9 @@ int sd_zbc_read_zones(struct scsi_disk *sdkp, unsigned char *buf)
/* The drive satisfies the kernel restrictions: set it up */
blk_queue_chunk_sectors(sdkp->disk->queue,
logical_to_sectors(sdkp->device, zone_blocks));
+ blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, sdkp->disk->queue);
+ blk_queue_required_elevator_features(sdkp->disk->queue,
+ ELEVATOR_F_ZBD_SEQ_WRITE);
nr_zones = round_up(sdkp->capacity, zone_blocks) >> ilog2(zone_blocks);
/* READ16/WRITE16 is mandatory for ZBC disks */