Revert "sched/rt: Add missing rmb()"

This reverts commit 759bb864b36b74f45d36f11b87c3bf191e17a53e.
Revert "sched/fair: Fix the sd_parent_degenerate() code"

This reverts commit fe776a7dfe0bb8499d553814355fe5a2fae22431.
Revert "sched/fair: Optimize find_busiest_queue()"

This reverts commit 9a1a5a05c51fa804bf3607163136725087b5f1fa.
Revert "sched: Remove one division operation in find_busiest_queue()"

This reverts commit cadc14ee4260d1579bf6e9af27887aa3eb608fbb.
Revert "cpumask: Fix cpumask leak in partition_sched_domains()"

This reverts commit e50a6b109d62cb539650b32edf47a6d34997359b.
Revert "sched: fix the theoretical signal_wake_up() vs schedule() race"

This reverts commit 93c25eb95df93a49417f8190a54fff0ae3243b83.
Revert "sched: Consolidate open coded preemptible() check"

This reverts commit 07129bca4a2a09e2a91202227e29d51f77d093bd.
Revert "sched/__wake_up_sync_key(): Fix nr_exclusive tasks which lead to WF_SYNC clearing"

This reverts commit 86d61f0c10496612fe1384960cd8bd25b7d88404.
Revert "posix-cpu-timers: don't account cpu timer after stopped thread runtime accounting"

This reverts commit 22f60e2880a0262705a08b728560e5aa4f243136.
Revert "sched: Update cpu load after task_tick"

This reverts commit 77f66522b19b54d34cce709bcc4c6a7186c6b915.
Revert "sched: Don't mix use of typedef ctl_table and struct ctl_table"

This reverts commit 0e3138bf5f410af0711ca5b9f08600429375d060.
Revert "sched: Remove the useless declaration in kernel/sched/fair.c"

This reverts commit 3ffa32aebc5b149b50147762a0daae92a567165a.
Revert "sched: Refine the code in unthrottle_cfs_rq()"

This reverts commit bc8e3bab544d2dc439e643c6fde76210fca49bcf.
Revert "sched/rt: Simplify pull_rt_task() logic and remove .leaf_rt_rq_list"

This reverts commit 2ee4fe4fc988c71d98c92e06145aa885248eb5a2.
Revert "sched: Update rq clock earlier in unthrottle_cfs_rq"

This reverts commit f6b6ea7496870bb9c2f77a2a4708440d9ab57000.
Revert "sched: Update rq clock before calling check_preempt_curr()"

This reverts commit a445bf5c86f2aeca5ef6d4d3209d7354d47eda49.
Revert "sched: Update rq clock before setting fair group shares"

This reverts commit 6521f79e86b690ed86c32db24c3f520bba94f1f2.
Revert "sched: Update rq clock before migrating tasks out of dying CPU"

This reverts commit 0b01379582ce5a38a0505c9aa4b9701b67ced975.
Revert "sched: Use this_rq() helper"

This reverts commit 13ecee365228c7995f9b8b0bf025d6c8cf2edcbd.
Revert "sched: Move update_load_*() methods from sched.h to fair.c"

This reverts commit f70b6cbfe2e1590efd4fa9e9099dda5c434feaad.