bcachefs: btree gc refactoring

prep work for erasure coding

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2018-10-21 10:56:11 -04:00 • committed by Kent Overstreet
commit 2252aa271c
7 changed files with 160 additions and 184 deletions