btrfs: assert block group is locked in btrfs_use_block_group_size_class()

It's supposed to be called with the block group locked, in order to read
and set its size_class member, so assert it's locked.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Filipe Manana 2026-01-20 12:09:20 +00:00 • committed by David Sterba
commit 954f3217f6