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dm-zoned: cleanup dmz_fixup_devices

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Use the bdev based helpers where applicable and move the zoned_dev
into the scope where it is actually used.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20220706070350.1703384-15-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-07-06 09:03:48 +02:00 committed by Jens Axboe
parent a239145ad1
commit fabed68c27
1 changed files with 12 additions and 12 deletions
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24
drivers/md/dm-zoned-target.c
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@ -764,8 +764,7 @@ static void dmz_put_zoned_device(struct dm_target *ti)
static int dmz_fixup_devices(struct dm_target *ti)
{
struct dmz_target *dmz = ti->private;
struct dmz_dev *reg_dev, *zoned_dev;
struct request_queue *q;
struct dmz_dev *reg_dev = NULL;
sector_t zone_nr_sectors = 0;
int i;
@ -780,31 +779,32 @@ static int dmz_fixup_devices(struct dm_target *ti)
return -EINVAL;
}
for (i = 1; i < dmz->nr_ddevs; i++) {
zoned_dev = &dmz->dev[i];
struct dmz_dev *zoned_dev = &dmz->dev[i];
struct block_device *bdev = zoned_dev->bdev;
if (zoned_dev->flags & DMZ_BDEV_REGULAR) {
ti->error = "Secondary disk is not a zoned device";
return -EINVAL;
}
q = bdev_get_queue(zoned_dev->bdev);
if (zone_nr_sectors &&
zone_nr_sectors != blk_queue_zone_sectors(q)) {
zone_nr_sectors != bdev_zone_sectors(bdev)) {
ti->error = "Zone nr sectors mismatch";
return -EINVAL;
}
zone_nr_sectors = blk_queue_zone_sectors(q);
zone_nr_sectors = bdev_zone_sectors(bdev);
zoned_dev->zone_nr_sectors = zone_nr_sectors;
zoned_dev->nr_zones = bdev_nr_zones(zoned_dev->bdev);
zoned_dev->nr_zones = bdev_nr_zones(bdev);
}
} else {
reg_dev = NULL;
zoned_dev = &dmz->dev[0];
struct dmz_dev *zoned_dev = &dmz->dev[0];
struct block_device *bdev = zoned_dev->bdev;
if (zoned_dev->flags & DMZ_BDEV_REGULAR) {
ti->error = "Disk is not a zoned device";
return -EINVAL;
}
q = bdev_get_queue(zoned_dev->bdev);
zoned_dev->zone_nr_sectors = blk_queue_zone_sectors(q);
zoned_dev->nr_zones = bdev_nr_zones(zoned_dev->bdev);
zoned_dev->zone_nr_sectors = bdev_zone_sectors(bdev);
zoned_dev->nr_zones = bdev_nr_zones(bdev);
}
if (reg_dev) {