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Kent Overstreet
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path:
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kernel
/
locking
/
qspinlock.c
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Author
2019-05-30
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
Thomas Gleixner
2019-04-10
locking/qspinlock_stat: Introduce generic lockevent_*() counting APIs
Waiman Long
2019-02-28
locking/qspinlock: Remove unnecessary BUG_ON() call
Waiman Long
2019-02-04
locking/qspinlock_stat: Track the no MCS node available case
Waiman Long
2019-02-04
locking/qspinlock: Handle > 4 slowpath nesting levels
Waiman Long
2018-10-17
locking/pvqspinlock: Extend node size when pvqspinlock is configured
Waiman Long
2018-10-17
locking/qspinlock_stat: Count instances of nested lock slowpaths
Waiman Long
2018-10-16
locking/qspinlock, x86: Provide liveness guarantee
Peter Zijlstra
2018-10-16
locking/qspinlock: Rework some comments
Peter Zijlstra
2018-10-16
locking/qspinlock: Re-order code
Peter Zijlstra
2018-04-27
locking/qspinlock: Add stat tracking for pending vs. slowpath
Waiman Long
2018-04-27
locking/qspinlock: Use try_cmpxchg() instead of cmpxchg() when locking
Will Deacon
2018-04-27
locking/qspinlock: Elide back-to-back RELEASE operations with smp_wmb()
Will Deacon
2018-04-27
locking/qspinlock: Use smp_cond_load_relaxed() to wait for next node
Will Deacon
2018-04-27
locking/qspinlock: Use atomic_cond_read_acquire()
Will Deacon
2018-04-27
locking/qspinlock: Kill cmpxchg() loop when claiming lock from head of queue
Will Deacon
2018-04-27
locking/qspinlock: Remove unbounded cmpxchg() loop from locking slowpath
Will Deacon
2018-04-27
locking/qspinlock: Bound spinning on pending->locked transition in slowpath
Will Deacon
2018-04-27
locking/qspinlock: Merge 'struct __qspinlock' into 'struct qspinlock'
Will Deacon
2018-02-13
locking/qspinlock: Ensure node->count is updated before initialising node
Will Deacon
2018-02-13
locking/qspinlock: Ensure node is initialised before updating prev->next
Will Deacon
2017-12-04
locking: Remove smp_read_barrier_depends() from queued_spin_lock_slowpath()
Paul E. McKenney
2017-08-17
locking: Remove spin_unlock_wait() generic definitions
Paul E. McKenney
2017-07-08
locking/qspinlock: Explicitly include asm/prefetch.h
Stafford Horne
2016-06-27
locking/qspinlock: Use __this_cpu_dec() instead of full-blown this_cpu_dec()
Pan Xinhui
2016-06-14
locking/barriers: Introduce smp_acquire__after_ctrl_dep()
Peter Zijlstra
2016-06-14
locking/barriers: Replace smp_cond_acquire() with smp_cond_load_acquire()
Peter Zijlstra
2016-06-08
locking/qspinlock: Add comments
Peter Zijlstra
2016-06-08
locking/qspinlock: Clarify xchg_tail() ordering
Peter Zijlstra
2016-06-08
locking/qspinlock: Fix spin_unlock_wait() some more
Peter Zijlstra
2016-02-29
locking/qspinlock: Use smp_cond_acquire() in pending code
Waiman Long
2015-12-04
locking/pvqspinlock: Queue node adaptive spinning
Waiman Long
2015-12-04
locking/pvqspinlock: Allow limited lock stealing
Waiman Long
2015-12-04
locking, sched: Introduce smp_cond_acquire() and use it
Peter Zijlstra
2015-11-23
locking/qspinlock: Avoid redundant read of next pointer
Waiman Long
2015-11-23
locking/qspinlock: Prefetch the next node cacheline
Waiman Long
2015-11-23
locking/qspinlock: Use _acquire/_release() versions of cmpxchg() & xchg()
Waiman Long
2015-09-11
locking/qspinlock/x86: Fix performance regression under unaccelerated VMs
Peter Zijlstra
2015-08-03
locking/pvqspinlock: Only kick CPU at unlock time
Waiman Long
2015-05-08
locking/pvqspinlock: Implement simple paravirt support for the qspinlock
Waiman Long
2015-05-08
locking/qspinlock: Revert to test-and-set on hypervisors
Peter Zijlstra (Intel)
2015-05-08
locking/qspinlock: Use a simple write to grab the lock
Waiman Long
2015-05-08
locking/qspinlock: Optimize for smaller NR_CPUS
Peter Zijlstra (Intel)
2015-05-08
locking/qspinlock: Extract out code snippets for the next patch
Waiman Long
2015-05-08
locking/qspinlock: Add pending bit
Peter Zijlstra (Intel)
2015-05-08
locking/qspinlock: Introduce a simple generic 4-byte queued spinlock
Waiman Long