Revert "backport some useless nonsense"

This reverts commit be67e316c80d600f634ee60b65a9c5aa92b64599.
Revert "Backport sched: Implement smarter wake-affine logic"

This reverts commit 13652cdd6e223be41c3eba4fa59bbeaf5a037219.

Conflicts:
	kernel/sched/fair.c
Revert "Backport linus 8bf21433f38b020c3d8a3805d1d7fb73d7b40c01"

This reverts commit 46159684389da289bd2220c915c88cd882788728.
Revert "Backport 7d9ffa8961482232d964173cccba6e14d2d543b2"

This reverts commit 23481fa94d8d5f076fb89e2152c783c3bb9caccc.

Conflicts:
	kernel/sched/fair.c
adjust kswapd sleep time
Revert "backport oom_kill: has_intersects_mems_allowed() needs rcu_read_lock()"

This reverts commit acaf518b6e44d30a4d9944d3959267097fa372fa.
properly backport oom_kill: has_intersects_mems_allowed() needs rcu_read_lock()

previous attempt resulted in mismerge
Revert "lmk: nix one more sleep with a lock held"

This reverts commit aeca87d0e6a75a02f876b9b3c8426d13e5416459.
lmk needs sleep with lock held
torvalds df0f6c7634f0856c3eb3d26ddc909d414199f6a7
Revert "backport sched/fair: Optimize cgroup pick_next_task_fair()"

This reverts commit 3de6835980aa02c592538876eea81b59de51329f.
fix build
merge properly binder backport
fix return with lock held
change kswapd sleep duration
config nonsense
Revert "attempt reduce io CPU load"

This reverts commit ff4e10b5615c4a69abe84bafbb62881895283533.
lmk: rcu readers can't preempt 'selves
try unbreak
try unbreak