tree db958fc09cfe1ced10e5a50bef2b04bbf22ad796
parent 65d22e911bfc4f46cda4751f1b1926b43c316c14
author Kent Overstreet <kmo@daterainc.com> 1374867158 -0700
committer Kent Overstreet <kmo@daterainc.com> 1384149400 -0800

bcache: Have btree_split() insert into parent directly

The flow control in btree_insert_node() was... fragile... before,
this'll use more stack (but since our btrees are never more than depth
1, that shouldn't matter) and it should be significantly clearer and
less fragile.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>