btrfs: cleanup 64bit/32bit divs, provably bounded values

The divisor is derived from nodesize or PAGE_SIZE, fits into 32bit type.
Get rid of a few more do_div instances.

Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba 2015-01-16 17:26:13 +01:00
commit c7abe829c0
5 changed files with 24 additions and 26 deletions