bcachefs: Remove some uses of PAGE_SIZE in the btree code

For portability to userspace, we should try to avoid working in kernel
pages.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2020-07-25 15:07:37 -04:00 • committed by Kent Overstreet
commit 4580baec7f
8 changed files with 93 additions and 126 deletions