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authorChristoph Hellwig <hch@lst.de>2024-06-17 08:04:49 +0200
committerJens Axboe <axboe@kernel.dk>2024-06-19 07:58:28 -0600
commitb1fc937a55f5735b98d9dceae5bb6ba262501f56 (patch)
tree5f9594545961d1f912e7bdf7f956a5c295527f1f /drivers/md
parent8023e144f9d6e35f8786937e2f0c2fea0aba6dbc (diff)
block: move the zoned flag into the features field
Move the zoned flags into the features field to reclaim a little bit of space. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Hannes Reinecke <hare@suse.de> Link: https://lore.kernel.org/r/20240617060532.127975-23-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-table.c11
-rw-r--r--drivers/md/dm-zone.c2
-rw-r--r--drivers/md/dm-zoned-target.c2
3 files changed, 8 insertions, 7 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index ca1f136575cf..df6313c3fe6b 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -1605,12 +1605,12 @@ int dm_calculate_queue_limits(struct dm_table *t,
ti->type->iterate_devices(ti, dm_set_device_limits,
&ti_limits);
- if (!zoned && ti_limits.zoned) {
+ if (!zoned && (ti_limits.features & BLK_FEAT_ZONED)) {
/*
* After stacking all limits, validate all devices
* in table support this zoned model and zone sectors.
*/
- zoned = ti_limits.zoned;
+ zoned = (ti_limits.features & BLK_FEAT_ZONED);
zone_sectors = ti_limits.chunk_sectors;
}
@@ -1658,12 +1658,12 @@ combine_limits:
* zoned model on host-managed zoned block devices.
* BUT...
*/
- if (limits->zoned) {
+ if (limits->features & BLK_FEAT_ZONED) {
/*
* ...IF the above limits stacking determined a zoned model
* validate that all of the table's devices conform to it.
*/
- zoned = limits->zoned;
+ zoned = limits->features & BLK_FEAT_ZONED;
zone_sectors = limits->chunk_sectors;
}
if (validate_hardware_zoned(t, zoned, zone_sectors))
@@ -1834,7 +1834,8 @@ int dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
* For a zoned target, setup the zones related queue attributes
* and resources necessary for zone append emulation if necessary.
*/
- if (IS_ENABLED(CONFIG_BLK_DEV_ZONED) && limits->zoned) {
+ if (IS_ENABLED(CONFIG_BLK_DEV_ZONED) &&
+ (limits->features & limits->features & BLK_FEAT_ZONED)) {
r = dm_set_zones_restrictions(t, q, limits);
if (r)
return r;
diff --git a/drivers/md/dm-zone.c b/drivers/md/dm-zone.c
index 5d66d916730e..88d313229b43 100644
--- a/drivers/md/dm-zone.c
+++ b/drivers/md/dm-zone.c
@@ -263,7 +263,7 @@ int dm_set_zones_restrictions(struct dm_table *t, struct request_queue *q,
if (nr_conv_zones >= ret) {
lim->max_open_zones = 0;
lim->max_active_zones = 0;
- lim->zoned = false;
+ lim->features &= ~BLK_FEAT_ZONED;
clear_bit(DMF_EMULATE_ZONE_APPEND, &md->flags);
disk->nr_zones = 0;
return 0;
diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c
index 12236e6f46f3..cd0ee144973f 100644
--- a/drivers/md/dm-zoned-target.c
+++ b/drivers/md/dm-zoned-target.c
@@ -1009,7 +1009,7 @@ static void dmz_io_hints(struct dm_target *ti, struct queue_limits *limits)
limits->max_sectors = chunk_sectors;
/* We are exposing a drive-managed zoned block device */
- limits->zoned = false;
+ limits->features &= ~BLK_FEAT_ZONED;
}
/*