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Date:   Mon, 20 Jun 2022 15:20:22 -0700
From:   "Paul E. McKenney" <paulmck@kernel.org>
To:     rcu@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org, kernel-team@fb.com,
        rostedt@goodmis.org
Subject: [PATCH rcu 0/12] Miscellaneous fixes for v5.20
Message-ID: <20220620222022.GA3839466@paulmck-ThinkPad-P17-Gen-1>
Reply-To: paulmck@kernel.org
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Hello!

This series contains miscellaneous fixes:

1.	Decrease FQS scan wait time in case of callback overloading.

2.	Avoid tracing a few functions executed in stop machine, courtesy
	of Patrick Wang.

3.	Add rnp->cbovldmask check in rcutree_migrate_callbacks(),
	courtesy of Zqiang.

4.	Immediately boost preempted readers for strict grace periods,
	courtesy of Zqiang.

5.	Forbid RCU_STRICT_GRACE_PERIOD in TINY_RCU kernels.

6.	locking/csd_lock: Change csdlock_debug from early_param to
	__setup, courtesy of Chen Zhongjin.

7.	tiny: Record kvfree_call_rcu() call stack for KASAN, courtesy
	of Johannes Berg.

8.	Cleanup RCU urgency state for offline CPU, courtesy of Zqiang.

9.	Remove useless monitor_todo flag, courtesy of "Joel Fernandes
	(Google)".

10.	Initialize first_gp_fqs at declaration in rcu_gp_fqs().

11.	Add comment to describe GP-done condition in fqs loop, courtesy
	of Neeraj Upadhyay.

12.	Block less aggressively for expedited grace periods.

						Thanx, Paul

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

 b/include/linux/rcutiny.h  |   11 +++++++++-
 b/kernel/rcu/Kconfig.debug |    2 -
 b/kernel/rcu/srcutree.c    |   20 ++++++++++++------
 b/kernel/rcu/tiny.c        |   14 +++++++++++++
 b/kernel/rcu/tree.c        |    5 ++++
 b/kernel/rcu/tree_plugin.h |    6 ++---
 b/kernel/smp.c             |    4 +--
 kernel/rcu/tree.c          |   48 ++++++++++++++++++++++++++-------------------
 kernel/rcu/tree_plugin.h   |    3 +-
 9 files changed, 78 insertions(+), 35 deletions(-)