bcachefs: lru, accounting are alloc btrees

They can be regenerated by fsck and don't require a btree node scan,
like other alloc btrees.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-09-21 23:22:48 -04:00
commit 26c79fdc58