[RFC][PATCH 0/7] sched,rcu,context_tracking,livepatch: Improve livepatch task transitions for idle and NOHZ_FULL cpus

Subject: [RFC][PATCH 0/7] sched,rcu,context_tracking,livepatch: Improve livepatch task transitions for idle and NOHZ_FULL cpus
From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Date: Wed, 22 Sep 2021 13:05:06 +0200
Cc: linux-kernel@xxxxxxxxxxxxxxx, peterz@xxxxxxxxxxxxx, joe.lawrence@xxxxxxxxxx, fweisbec@xxxxxxxxx, tglx@xxxxxxxxxxxxx, hca@xxxxxxxxxxxxx, svens@xxxxxxxxxxxxx, sumanthk@xxxxxxxxxxxxx, live-patching@xxxxxxxxxxxxxxx, paulmck@xxxxxxxxxx
User-agent: quilt/0.66

Hi,

Compile tested only, please consider carefully, esp. the last few patches that
concern context_tracking and nohz_full.

Follow-Ups:
- Re: [RFC][PATCH 0/7] sched,rcu,context_tracking,livepatch: Improve livepatch task transitions for idle and NOHZ_FULL cpus
  - From: Petr Mladek
- [RFC][PATCH 5/7] sched,livepatch: Use wake_up_if_idle()
  - From: Peter Zijlstra
- [RFC][PATCH 6/7] context_tracking: Provide SMP ordering using RCU
  - From: Peter Zijlstra
- [RFC][PATCH 1/7] sched,rcu: Rework try_invoke_on_locked_down_task()
  - From: Peter Zijlstra
- [RFC][PATCH 3/7] sched,livepatch: Use task_try_func()
  - From: Peter Zijlstra
- [RFC][PATCH 4/7] sched: Simplify wake_up_*idle*()
  - From: Peter Zijlstra
- [RFC][PATCH 7/7] livepatch,context_tracking: Avoid disturbing NOHZ_FULL tasks
  - From: Peter Zijlstra
- [RFC][PATCH 2/7] sched: Fix task_try_func()
  - From: Peter Zijlstra