Commit d734492a authored by Naohiro Aota's avatar Naohiro Aota Committed by David Sterba
Browse files

btrfs: zoned: use sector_t for zone sectors 



We need to use sector_t for zone_sectors, or it would set the zone size
to zero when the size >= 4GB (= 2^24 sectors) by shifting the
zone_sectors value by SECTOR_SHIFT. We're assuming zones sizes up to
8GiB.

Fixes: 5b316468 ("btrfs: get zone information of zoned block devices")
Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: default avatarNaohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent c28ea613

fs/btrfs/zoned.c

+2 −2
Original line number Diff line number Diff line
@@ -269,7 +269,7 @@ int btrfs_get_dev_zone_info(struct btrfs_device *device) 
	sector_t sector = 0;

	struct blk_zone *zones = NULL;

	unsigned int i, nreported = 0, nr_zones;

	unsigned int zone_sectors;

	sector_t zone_sectors;

	char *model, *emulated;

	int ret;
@@ -658,7 +658,7 @@ int btrfs_sb_log_location_bdev(struct block_device *bdev, int mirror, int rw, 
			       u64 *bytenr_ret)

{

	struct blk_zone zones[BTRFS_NR_SB_LOG_ZONES];

	unsigned int zone_sectors;

	sector_t zone_sectors;

	u32 sb_zone;

	int ret;

	u8 zone_sectors_shift;