Messages in this thread | | | Date | Mon, 9 Dec 2019 20:26:06 -0800 | From | "Paul E. McKenney" <> | Subject | [PATCH tip/core/rcu 0/11] Preemptible-RCU updates for v5.6 |
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Hello!
This series contains preemptible-RCU updates for v5.6:
1. Fix dump_tree hierarchy print always active, courtesy of Stefan Reiter.
2. Avoid data-race in rcu_gp_fqs_check_wake(), courtesy of Eric Dumazet.
3. Use lockdep rather than comment to enforce lock held.
4. Make PREEMPT_RCU be a modifier to TREE_RCU, courtesy of Lai Jiangshan.
5. Use CONFIG_PREEMPTION where appropriate, courtesy of Sebastian Andrzej Siewior.
6. Rename some instances of CONFIG_PREEMPTION to CONFIG_PREEMPT_RCU, courtesy of Lai Jiangshan.
7. Clear .exp_hint only when deferred quiescent state has been reported, courtesy of Lai Jiangshan.
8. Clear ->rcu_read_unlock_special only once, courtesy of Lai Jiangshan.
9. Use READ_ONCE() for ->expmask in rcu_read_unlock_special().
10. Provide wrappers for uses of ->rcu_read_lock_nesting, courtesy of Lai Jiangshan.
11. Avoid tick_dep_set_cpu() misordering.
Thanx, Paul
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include/linux/rcupdate.h | 8 +-- include/trace/events/rcu.h | 4 - kernel/rcu/Kconfig | 17 +++--- kernel/rcu/Makefile | 1 kernel/rcu/rcu.h | 2 kernel/rcu/rcutorture.c | 2 kernel/rcu/srcutiny.c | 2 kernel/rcu/tree.c | 20 ++++--- kernel/rcu/tree_exp.h | 6 +- kernel/rcu/tree_plugin.h | 118 +++++++++++++++++++++++++-------------------- kernel/rcu/tree_stall.h | 6 +- kernel/rcu/update.c | 2 kernel/sysctl.c | 2 13 files changed, 105 insertions(+), 85 deletions(-)
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