[PATCH rcu 0/6] Miscellaneous fixes for v5.17

From: Paul E. McKenney
Date: Wed Dec 01 2021 - 19:20:41 EST


Hello!

This series contains miscellaneous fixes:

1. Replace ________p1 and _________p1 with __UNIQUE_ID(rcu),
courtesy of Chun-Hung Tseng.

2. in_irq() cleanup, courtesy of Changbin Du.

3. Improve tree_plugin.h comments and add code cleanups, courtesy
of Zhouyi Zhou.

4. Avoid running boost kthreads on isolated CPUs, courtesy of Zqiang.

5. Avoid alloc_pages() when recording stack, courtesy of Jun Miao.

6. Prevent redundant __srcu_read_unlock() wakeup.

Thanx, Paul

------------------------------------------------------------------------

b/include/linux/rcupdate.h | 50 +++++++++++++++++++++++++--------------------
b/include/linux/rcutiny.h | 2 -
b/include/linux/srcu.h | 3 +-
b/kernel/rcu/srcutiny.c | 2 -
b/kernel/rcu/tree.c | 2 -
b/kernel/rcu/tree_plugin.h | 2 -
kernel/rcu/tree.c | 4 +--
kernel/rcu/tree_plugin.h | 14 ++++++------
8 files changed, 43 insertions(+), 36 deletions(-)