MapleTree update for future nouveau usage
The DRM team is planning on utilizing MapleTree for the nouveau driver.
This update is focused around stabilizing MapleTree and should benefit the stability of the nouveau driver, current, and future MT users. This updates the code to ~v6.5.
JIRA: https://issues.redhat.com/browse/RHEL-5595
Omitted-fix: a8091f039c1e ("maple_tree: add MAS_UNDERFLOW and MAS_OVERFLOW states") fix pertaining to MM mapletree usage
Signed-off-by: Nico Pache npache@redhat.com
Edited by Nico Pache