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
..
irq	docs: add IRQ documentation at the core-api book	2020-05-15 12:00:56 -06:00
assoc_array.rst	Documentation: Use "while" instead of "whilst"	2018-11-20 09:30:43 -07:00
boot-time-mm.rst	docs/boot-time-mm: remove bootmem documentation	2018-10-31 08:54:16 -07:00
bus-virt-phys-mapping.rst	docs: move other kAPI documents to core-api	2020-06-26 11:33:42 -06:00
cachetlb.rst	mm: remove map_vm_range	2020-06-02 10:59:11 -07:00
circular-buffers.rst	doc: Remove ".vnet" from paulmck email addresses	2019-05-28 09:02:57 -07:00
cpu_hotplug.rst	Documentation: core-api/cpu_hotplug: fix a typo	2020-09-09 11:42:09 -06:00
debug-objects.rst	doc: debugobjects: actually pull in the kerneldoc comments	2016-11-29 14:44:14 -07:00
debugging-via-ohci1394.rst	docs: debugging-via-ohci1394.txt: add it to the core-api book	2020-05-15 11:59:17 -06:00
dma-api-howto.rst	docs: move DMA kAPI to Documentation/core-api	2020-05-15 11:51:54 -06:00
dma-api.rst	dma-mapping: document dma_{alloc,free}_pages	2020-10-23 12:07:46 +02:00
dma-attributes.rst	dma-mapping: add a new dma_alloc_pages API	2020-09-25 06:20:47 +02:00
dma-isa-lpc.rst	docs: fix references for DMA*.txt files	2020-06-26 10:01:32 -06:00
errseq.rst	errseq: Add to documentation tree	2018-01-01 12:40:27 -07:00
genalloc.rst	lib/genalloc.c: rename addr_in_gen_pool to gen_pool_has_addr	2019-12-04 19:44:13 -08:00
generic-radix-tree.rst	generic radix trees	2019-03-12 10:04:02 -07:00
genericirq.rst	docs: genericirq.rst: don't document chip.c functions twice	2020-10-15 07:49:41 +02:00
gfp_mask-from-fs-io.rst	docs: core-api/gfp_mask-from-fs-io: add a label for cross-referencing	2018-09-20 11:02:32 -06:00
idr.rst	Core-api: Documentation: Replace deprecated :c:func: Usage	2020-08-11 10:26:08 -06:00
index.rst	docs: move other kAPI documents to core-api	2020-06-26 11:33:42 -06:00
kernel-api.rst	docs: kernel-api.rst: drop kernel/irq/manage.c kernel-doc tag	2020-10-15 07:49:41 +02:00
kobject.rst	kobject: documentation: Replace HTTP links with HTTPS ones	2020-07-13 09:30:41 -06:00
kref.rst	docs: move the kref doc into the core-api book	2020-05-15 12:02:19 -06:00
librs.rst	docs-rst: convert librs book to ReST	2017-05-16 08:44:16 -03:00
local_ops.rst	timer: Remove init_timer() interface	2017-11-21 15:57:09 -08:00
memory-allocation.rst	docs/core-api: memory-allocation: describe reclaim behaviour	2020-07-23 14:09:09 -06:00
memory-hotplug.rst	docs/core-api: memory-hotplug: add some details about locking internals	2018-10-12 11:14:19 -06:00
mm-api.rst	mm: add pagemap.h to the fine documentation	2020-04-02 09:35:29 -07:00
packing.rst	docs: packing: move it to core-api book and adjust markups	2019-07-31 13:30:01 -06:00
padata.rst	padata: fold padata_alloc_possible() into padata_alloc()	2020-07-23 17:34:18 +10:00
pin_user_pages.rst	docs: mm/gup: minor documentation update	2020-06-26 00:27:37 -07:00
printk-basics.rst	Documentation: printk-basics: eliminate duplicated word	2020-07-13 09:44:05 -06:00
printk-formats.rst	docs: core-api/printk-formats.rst: Clarify formatting {cpu,node}mask	2020-11-13 15:03:20 -07:00
protection-keys.rst	x86/Kconfig: Update config and kernel doc for MPK feature on AMD	2020-05-28 18:27:40 +02:00
rbtree.rst	Replace HTTP links with HTTPS ones: documentation	2020-06-08 09:30:19 -06:00
refcount-vs-atomic.rst	docs: remove :c:func: from refcount-vs-atomic.rst	2019-10-07 09:08:56 -06:00
symbol-namespaces.rst	scripts/nsdeps: support nsdeps for external module builds	2019-11-11 20:10:01 +09:00
this_cpu_ops.rst	docs: move other kAPI documents to core-api	2020-06-26 11:33:42 -06:00
timekeeping.rst	docs: timekeeping: Use correct prototype for deprecated functions	2020-04-15 14:48:26 -06:00
tracepoint.rst	doc: Sphinxify the tracepoint docbook	2016-11-29 14:44:23 -07:00
unaligned-memory-access.rst	docs: move other kAPI documents to core-api	2020-06-26 11:33:42 -06:00
workqueue.rst	docs: basics.rst: move kernel-doc workqueue markups to workqueue.rst	2020-10-15 07:49:41 +02:00
xarray.rst	XArray: add xas_split	2020-10-16 11:11:15 -07:00