bcachefs: Fix BTREE_FOREGROUND_MERGE_HYSTERESIS

We were multiplying instead of dividing - oops.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2021-03-31 16:10:21 -04:00 • committed by Kent Overstreet
commit 2fa81d0b5b