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: 5b316468983d ("btrfs: get zone information of zoned block devices")
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c
index 9a5cf153da89336cf6a1ea8f7a2677d2adbe5a8b..43948bd40e023ac625a10694745cc521d55ab069 100644 (file)
--- a/fs/btrfs/zoned.c
+++ b/fs/btrfs/zoned.c
@@ -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;