Merge remote-tracking branch 'sm8150/lineage-20' into HEAD

* sm8150/lineage-20:
  sched/headers: Move 'struct sched_param' out of uapi, to work around glibc/musl breakage
  of: restore old handling of cells_name=NULL in of_*_phandle_with_args()
  of: Let of_for_each_phandle fallback to non-negative cell_count
  arm64: configs: vendor: Remove redundant STACK_HASH_ORDER_SHIFT

Change-Id: I7b5e53e34e0f7e55458c23ba0ea9e41ff6f48fb8