bcachefs: kill BFLOAT_FAILED_PREV

The assumption underlying BFLOAT_FAILED_PREV was wrong; the comparison
we're doing in bset_search_tree() doesn't have to tell the pivot apart
from the previous key, it just has to tell if search is definitely
greater than or equal to the pivot.

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 2019-11-06 16:37:29 -05:00 • committed by Kent Overstreet
commit 1bdb67e8cb
3 changed files with 4 additions and 58 deletions