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rcu: Provide wrappers for uses of ->rcu_read_lock_nesting
2020-01-24 Lai Jiangshanrcu: Provide wrappers for uses of ->rcu_read_lock_nesting
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2020-01-24 Paul E. McKenneyrcu: Use READ_ONCE() for ->expmask in rcu_read_unlock_special()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2020-01-24 Lai Jiangshanrcu: Clear ->rcu_read_unlock_special only once
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2020-01-24 Lai Jiangshanrcu: Clear .exp_hint only when deferred quiescent state...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2020-01-24 Lai Jiangshanrcu: Rename some instance of CONFIG_PREEMPTION to CONFIG_PRE...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-12-09 Sebastian Andrzej... rcu: Use CONFIG_PREEMPTION where appropriate
Cc: "Paul E. McKenney" <paulmck@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-12-09 Lai Jiangshanrcu: Make PREEMPT_RCU be a modifier to TREE_RCU
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-12-09 Paul E. McKenneyrcu: Use lockdep rather than comment to enforce lock...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-12-09 Eric Dumazetrcu: Avoid data-race in rcu_gp_fqs_check_wake()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-12-09 Stefan Reiterrcu/nocb: Fix dump_tree hierarchy print always active
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyMerge branches 'doc.2019.10.29a', 'fixes.2019.10.30a...
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2019-10-30 Paul E. McKenneysecurity/safesetid: Replace rcu_swap_protected() with...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneynet/sched: Replace rcu_swap_protected() with rcu_replace_poi...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneynet/netfilter: Replace rcu_swap_protected() with rcu_replace...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneynet/core: Replace rcu_swap_protected() with rcu_replace_poin...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneybpf/cgroup: Replace rcu_swap_protected() with rcu_replace_po...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyfs/afs: Replace rcu_swap_protected() with rcu_replace_pointer()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneydrivers/scsi: Replace rcu_swap_protected() with rcu_replace_...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneydrm/i915: Replace rcu_swap_protected() with rcu_replace_poin...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyx86/kvm/pmu: Replace rcu_swap_protected() with rcu_replace_p...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyrcu: Upgrade rcu_swap_protected() to rcu_replace_pointer()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyrcu: Suppress levelspread uninitialized messages
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Dan Carpenterrcu: Fix uninitialized variable in nocb_gp_wait()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyrcu: Update descriptions for rcu_future_grace_period...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyrcu: Update descriptions for rcu_nocb_wake tracepoint
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Paul E. McKenneyrcu: Remove obsolete descriptions for rcu_barrier tracepoint
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Joel Fernandes ... rcu: Ensure that ->rcu_urgent_qs is set before resched IPI
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Joel Fernandes ... workqueue: Convert for_each_wq to use built-in list...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 kbuild test robotrcu: Several rcu_segcblist functions can be static
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-30 Ethan Hansenrcu: Remove unused function hlist_bl_del_init_rcu()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Sebastian Andrzej... Documentation: Rename rcu_node_context_switch() to...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Joel Fernandes ... doc: Update list_for_each_entry_rcu() documentation
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Joel Fernandes ... Restore docs "rcu: Restore barrier() to rcu_read_lock...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Joel Fernandes ... Restore docs "treewide: Rename rcu_dereference_raw_notrace...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Joel Fernandes ... docs: rcu: Increase toctree to 3
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Joel Fernandes ... docs: rcu: Correct links referring to titles
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Mauro Carvalho Chehabdocs: rcu: convert some articles from html to ReST
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Joel Fernandes ... Revert docs from "treewide: Rename rcu_dereference_raw_notra...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-29 Joel Fernandes ... Revert docs from "rcu: Restore barrier() to rcu_read_lock...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-28 Paul E. McKenneyrcu: Make kernel-mode nohz_full CPUs invoke the RCU...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-28 Paul E. McKenneyrcu: Confine ->core_needs_qs accesses to the corresponding CPU
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-28 Joel Fernandes ... rcu: Reset CPU hints when reporting a quiescent state
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-28 Paul E. McKenneyrcu: Force nohz_full tick on upon irq enter instead...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-28 Paul E. McKenneyrcu: Force tick on for nohz_full CPUs not reaching...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Alan Sterntools/memory-model/Documentation: Add plain accesses...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Alan Sterntools/memory-model/Documentation: Put redefinition...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Alan Sterntools/memory-model/Documentation: Fix typos in explanation.txt
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Alan Sterntools/memory-model: Fix data race detection for unordered...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Wolfgang M. Reimerlocking: locktorture: Do not include rwlock.h directly
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneyrcutorture: Make in-kernel-loop testing more brutal
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneyrcutorture: Separate warnings for each failure type
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Ethan Hansenrcu: Remove unused variable rcu_perf_writer_state
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneyrcutorture: Remove CONFIG_HOTPLUG_CPU=n from scenarios
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Chuhong Yuanlocktorture: Replace strncmp() with str_has_prefix()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Ethan Hansenrcu: Remove unused function rcutorture_record_progress()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneyrcutorture: Emulate dyntick aspect of userspace nohz_full...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneyrcu: Make CPU-hotplug removal operations enable tick
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneystop_machine: Provide RCU quiescent state in multi_cpu_stop()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneyrcutorture: Force on tick for readers and callback...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneyrcu: Force on tick when invoking lots of callbacks
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Paul E. McKenneytime: Export tick start/stop functions for rcutorture
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-10-05 Frederic Weisbeckernohz: Add TICK_DEP_BIT_RCU
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2019-08-26 Paul E. McKenneyMAINTAINERS: Update from paulmck@linux.ibm.com to paulmck...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-26 Christoph Hellwigrcu: Don't include <linux/ktime.h> in rcutiny.h
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyMerge LKMM and RCU commits
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2019-08-13 Eric Dumazetrcu: Allow rcu_do_batch() to dynamically adjust batch...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Don't wake no-CBs GP kthread if timer posted...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Reduce __call_rcu_nocb_wake() leaf rcu_node...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Reduce nocb_cb_wait() leaf rcu_node ->lock...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Advance CBs after merge in rcutree_migrate_callbacks()
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Avoid synchronous wakeup in __call_rcu_nocb_wake()
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Print no-CBs diagnostics when rcutorture...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: EXP Check use and usefulness of ->nocb_lock_contended
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Add bypass callback queueing
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Atomic ->len field in rcu_segcblist structure
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Unconditionally advance and wake for excessive CBs
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Reduce ->nocb_lock contention with separate...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Reduce contention at no-CBs invocation-done...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Reduce contention at no-CBs registry-time...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Round down for number of no-CBs grace-period...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Avoid ->nocb_lock capture by corresponding CPU
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Avoid needless wakeups of no-CBs grace-period...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Make __call_rcu_nocb_wake() safe for many...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Never downgrade ->nocb_defer_wakeup in wake_nocb_g...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Enable re-awakening under high callback load
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nohz: Turn off tick for offloaded CPUs
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Suppress uninitialized false-positive in...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Use build-time no-CBs check in rcu_pending()
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Use build-time no-CBs check in rcu_core()
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Use build-time no-CBs check in rcu_do_batch()
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Remove obsolete nocb_gp_head and nocb_gp_tail...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Remove obsolete nocb_cb_tail and nocb_cb_head...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Remove obsolete nocb_q_count and nocb_q_count_lazy...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Remove obsolete nocb_head and nocb_tail fields
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Use rcu_segcblist for no-CBs CPUs
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Leave ->cblist enabled for no-CBs CPUs
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Allow lockless use of rcu_segcblist_empty()
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Allow lockless use of rcu_segcblist_restempty()
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Remove deferred wakeup checks for extended...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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2019-08-13 Paul E. McKenneyrcu/nocb: Check for deferred nocb wakeups before nohz_full...
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
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