Linus Torvalds e857b6fcc5 A moderate set of locking updates: ... - A few extensions to the rwsem API and support for opportunistic spinning and lock stealing - lockdep selftest improvements - Documentation updates - Cleanups and small fixes all over the place -----BEGIN PGP SIGNATURE----- iQJHBAABCgAxFiEEQp8+kY+LLUocC4bMphj1TA10mKEFAl/XvCgTHHRnbHhAbGlu dXRyb25peC5kZQAKCRCmGPVMDXSYodbkD/9kmXCablxzCG+IGdRU0KfSvbalHkoS hUW7sJ8qYdoysOVMdvImPwqxLDy/P6D8Nk6z+hdaPmfWvIDQQECd7Mg/UhZLkRzI BGNgpatnzX4PK5sm/IFExCisPCkkbkjprocnk//TGjdwTiMMDxrndsEpwVwcucDp TwOjPPxoAbfWHUmnv2SUOD7mWMqMH/ISTQlKUaz+UCQicPNuHumdsQKvZx3eu7Cv KvucTso5Qjmyy0HwpmJO/IEyZs7Ibrb5Ocw5wds3yo2PFTjYTvo3JlJ16g8IvaZW ckk+o+3QKp29oFAPQ+dFGEG10w4JQI3AZkDVouFR4BDD0sbOm7BvWCsVq/J8vk3i xnmaHT3zB5F4T97O+osBj2KS4zLliOHohWzDNv1+JVBCfniYbPo5hqa/n7OO2oot M3xXY3ddgfTEUOtvOPPfZwfG5XmPrgwj8iiyywlTQU4BR5rWYj2ehvhWOwugQJ6x g56nQzuf3KmyoI2S+1GZoxtgWSLwoXbUAPL8p4lyvy6jKKFV84BOJeVac803BBUo yLFBSvTfZ95iNc84XHjJOJ/MGE8e2hOGa2KEdxuh1qE5FPazBg5e2cQh2j125PLz uyhelQn7SgAHSKSXSAOPq0JFsrmxRmkzIgG9zLSEqo+6g6uKdWgGYVCbEzOB+9gB 2tNEgP6Mfh+ARg== =uqcN -----END PGP SIGNATURE----- Merge tag 'locking-core-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull locking updates from Thomas Gleixner: "A moderate set of locking updates: - A few extensions to the rwsem API and support for opportunistic spinning and lock stealing - lockdep selftest improvements - Documentation updates - Cleanups and small fixes all over the place" * tag 'locking-core-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (21 commits) seqlock: kernel-doc: Specify when preemption is automatically altered seqlock: Prefix internal seqcount_t-only macros with a "do_" Documentation: seqlock: s/LOCKTYPE/LOCKNAME/g locking/rwsem: Remove reader optimistic spinning locking/rwsem: Enable reader optimistic lock stealing locking/rwsem: Prevent potential lock starvation locking/rwsem: Pass the current atomic count to rwsem_down_read_slowpath() locking/rwsem: Fold __down_{read,write}*() locking/rwsem: Introduce rwsem_write_trylock() locking/rwsem: Better collate rwsem_read_trylock() rwsem: Implement down_read_interruptible rwsem: Implement down_read_killable_nested refcount: Fix a kernel-doc markup completion: Drop init_completion define atomic: Update MAINTAINERS atomic: Delete obsolete documentation seqlock: Rename __seqprop() users lockdep/selftest: Add spin_nest_lock test lockdep/selftests: Fix PROVE_RAW_LOCK_NESTING seqlock: avoid -Wshadow warnings ...		2020-12-14 17:27:47 -08:00
..
lock_events_list.h	locking/rwsem: Remove reader optimistic spinning	2020-12-09 17:08:48 +01:00
lock_events.c	locking/lock_events: Don't show pvqspinlock events on bare metal	2019-04-10 10:56:05 +02:00
lock_events.h	locking/lock_events: Use raw_cpu_{add,inc}() for stats	2019-06-03 12:32:56 +02:00
lockdep_internals.h	lockdep: Fix usage_traceoverflow	2020-10-09 08:53:08 +02:00
lockdep_proc.c	locking/lockdep: Fix overflow in presentation of average lock-time	2020-07-25 21:47:42 +02:00
lockdep_states.h	locking/lockdep: Rework FS_RECLAIM annotation	2017-08-10 12:29:03 +02:00
lockdep.c	lockdep: Put graph lock/unlock under lock_recursion protection	2020-11-17 13:15:35 +01:00
locktorture.c	locktorture: Invoke percpu_free_rwsem() to do percpu-rwsem cleanup	2020-11-06 17:13:56 -08:00
Makefile	kcsan: Make KCSAN compatible with lockdep	2020-03-21 09:41:16 +01:00
mcs_spinlock.h	locking/mcs: Use smp_cond_load_acquire() in MCS spin loop	2018-04-27 09:48:49 +02:00
mutex-debug.c	lockdep: Introduce wait-type checks	2020-03-21 16:00:24 +01:00
mutex-debug.h	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
mutex.c	Revert "locking/mutex: Complain upon mutex API misuse in IRQ contexts"	2019-12-11 00:27:43 +01:00
mutex.h	mutex: Fix up mutex_waiter usage	2019-08-08 09:09:25 +02:00
osq_lock.c	locking/osq_lock: Annotate a data race in osq_lock	2020-06-29 12:04:48 -07:00
percpu-rwsem.c	locking/percpu-rwsem: Use this_cpu_{inc,dec}() for read_count	2020-09-16 16:26:56 +02:00
qrwlock.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157	2019-05-30 11:26:37 -07:00
qspinlock_paravirt.h	Revert "locking/pvqspinlock: Don't wait if vCPU is preempted"	2019-09-25 10:22:37 +02:00
qspinlock_stat.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157	2019-05-30 11:26:37 -07:00
qspinlock.c	x86/kvm: Add "nopvspin" parameter to disable PV spinlocks	2020-07-08 16:21:57 -04:00
rtmutex_common.h	locking/rtmutex: Handle non enqueued waiters gracefully in remove_waiter()	2018-03-28 23:01:30 +02:00
rtmutex-debug.c	kernel: rename show_stack_loglvl() => show_stack()	2020-06-09 09:39:13 -07:00
rtmutex-debug.h	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
rtmutex.c	locking/rtmutex: Remove unused rt_mutex_cmpxchg_relaxed()	2020-04-27 12:26:40 +02:00
rtmutex.h	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
rwsem.c	locking/rwsem: Remove reader optimistic spinning	2020-12-09 17:08:48 +01:00
rwsem.h	locking/percpu-rwsem: Remove the embedded rwsem	2020-02-11 13:10:56 +01:00
semaphore.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 436	2019-06-05 17:37:17 +02:00
spinlock_debug.c	lockdep: Introduce wait-type checks	2020-03-21 16:00:24 +01:00
spinlock.c	asm-generic/mmiowb: Add generic implementation of mmiowb() tracking	2019-04-08 11:59:39 +01:00
test-ww_mutex.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 9	2019-05-21 11:28:40 +02:00