[PATCH 03/26] sd: move zone limits setup out of sd_read_block_characteristics
Christoph Hellwig
hch at lst.de
Mon Jun 17 16:04:30 AEST 2024
Move a bit of code that sets up the zone flag and the write granularity
into sd_zbc_read_zones to be with the rest of the zoned limits.
Signed-off-by: Christoph Hellwig <hch at lst.de>
---
drivers/scsi/sd.c | 21 +--------------------
drivers/scsi/sd_zbc.c | 9 +++++++++
2 files changed, 10 insertions(+), 20 deletions(-)
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 664523048ce819..66f7d1e3429c86 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3312,29 +3312,10 @@ static void sd_read_block_characteristics(struct scsi_disk *sdkp,
blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, q);
}
-
-#ifdef CONFIG_BLK_DEV_ZONED /* sd_probe rejects ZBD devices early otherwise */
- if (sdkp->device->type == TYPE_ZBC) {
- lim->zoned = true;
-
- /*
- * Per ZBC and ZAC specifications, writes in sequential write
- * required zones of host-managed devices must be aligned to
- * the device physical block size.
- */
- lim->zone_write_granularity = sdkp->physical_block_size;
- } else {
- /*
- * Host-aware devices are treated as conventional.
- */
- lim->zoned = false;
- }
-#endif /* CONFIG_BLK_DEV_ZONED */
-
if (!sdkp->first_scan)
return;
- if (lim->zoned)
+ if (sdkp->device->type == TYPE_ZBC)
sd_printk(KERN_NOTICE, sdkp, "Host-managed zoned block device\n");
else if (sdkp->zoned == 1)
sd_printk(KERN_NOTICE, sdkp, "Host-aware SMR disk used as regular disk\n");
diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c
index 8cc9c025017961..360ec980499529 100644
--- a/drivers/scsi/sd_zbc.c
+++ b/drivers/scsi/sd_zbc.c
@@ -601,6 +601,15 @@ int sd_zbc_read_zones(struct scsi_disk *sdkp, struct queue_limits *lim,
if (sdkp->device->type != TYPE_ZBC)
return 0;
+ lim->zoned = true;
+
+ /*
+ * Per ZBC and ZAC specifications, writes in sequential write required
+ * zones of host-managed devices must be aligned to the device physical
+ * block size.
+ */
+ lim->zone_write_granularity = sdkp->physical_block_size;
+
/* READ16/WRITE16/SYNC16 is mandatory for ZBC devices */
sdkp->device->use_16_for_rw = 1;
sdkp->device->use_10_for_rw = 0;
--
2.43.0
More information about the Linuxppc-dev
mailing list