btrfs: zoned: fix block group alloc_offset calculation
authorNaohiro Aota <naohiro.aota@wdc.com>
Mon, 9 Aug 2021 04:13:44 +0000 (13:13 +0900)
committerDavid Sterba <dsterba@suse.com>
Mon, 23 Aug 2021 11:19:11 +0000 (13:19 +0200)
commit0ae79c6fe70d5c5c645733b7ed39d5e6021d8c9a
treef7b1cb30644f0a9d212c67ef49d0b9a557dd4089
parentba86dd9fe60e5853fbff96f2658212908b83f271
btrfs: zoned: fix block group alloc_offset calculation

alloc_offset is offset from the start of a block group and @offset is
actually an address in logical space. Thus, we need to consider
block_group->start when calculating them.

Fixes: 011b41bffa3d ("btrfs: zoned: advance allocation pointer after tree log node")
CC: stable@vger.kernel.org # 5.12+
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/free-space-cache.c