2018-02-16 |
Waiman Long | x86/retpoline: Remove the esp/rsp thunk Signed-off-by: Waiman Long <longman@redhat.com>
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2017-10-19 |
Waiman Long | cgroup: Reinit cgroup_taskset structure before cgroup_migrat... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-08-24 |
Waiman Long | cpuset: Fix incorrect memory_pressure control file... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-06-14 |
Waiman Long | cgroup: Make debug cgroup support v2 and thread mode Signed-off-by: Waiman Long <longman@redhat.com>
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2017-06-14 |
Waiman Long | cgroup: Make Kconfig prompt of debug cgroup more accurate Signed-off-by: Waiman Long <longman@redhat.com>
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commit | commitdiff | tree |
2017-06-14 |
Waiman Long | cgroup: Move debug cgroup to its own file Signed-off-by: Waiman Long <longman@redhat.com>
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2017-06-14 |
Waiman Long | cgroup: Keep accurate count of tasks in each css_set Signed-off-by: Waiman Long <longman@redhat.com>
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2017-05-17 |
Waiman Long | cgroup: Prevent kill_css() from being called more than... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-21 |
Waiman Long | x86/kvm: Provide optimized version of vcpu_is_preempted... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-21 |
Waiman Long | x86/paravirt: Change vcp_is_preempted() arg type to... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-10 |
Waiman Long | debugobjects: Improve variable naming Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-10 |
Waiman Long | locking/spinlock/debug: Remove spinlock lockup detection... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-05 |
Waiman Long | debugobjects: Reduce contention on the global pool_lock Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-04 |
Waiman Long | debugobjects: Scale thresholds with # of CPUs Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-04 |
Waiman Long | debugobjects: Track number of kmem_cache_alloc/kmem_cache_fr... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-04 |
Waiman Long | tick/broadcast: Reduce lock cacheline contention Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-22 |
Waiman Long | locking/rwsem: Reinit wake_q after use Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-20 |
Waiman Long | locking/rwsem: Remove unnecessary atomic_long_t casts Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-14 |
Waiman Long | locking/spinlocks/x86, paravirt: Remove paravirt_ticketlocks... Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-12 |
Waiman Long | locking/spinlocks: Remove the unused spin_lock_bh_nested... Signed-off-by: Waiman Long <longman@redhat.com>
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2016-12-15 |
Waiman Long | signals: avoid unnecessary taking of sighand->siglock Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-11-29 |
Waiman Long | console: Move userspace I/O out of console_lock to... Signed-off-by: Waiman Long <longman@redhat.com>
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2016-11-21 |
Waiman Long | sched/wake_q: Rename WAKE_Q to DEFINE_WAKE_Q Signed-off-by: Waiman Long <longman@redhat.com>
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2016-10-25 |
Waiman Long | locking/mutex: Enable optimistic spinning of woken... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-10-25 |
Waiman Long | locking/mutex: Simplify some ww_mutex code in __mutex_lock_c... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-09-09 |
Waiman Long | x86/hpet: Reduce HPET counter read contention Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-08-10 |
Waiman Long | locking/pvstat: Separate wait_again and spurious wakeup... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-06-08 |
Waiman Long | locking/rwsem: Streamline the rwsem_optimistic_spin... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-06-08 |
Waiman Long | locking/rwsem: Improve reader wakeup code Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-06-08 |
Waiman Long | locking/rwsem: Protect all writes to owner by WRITE_ONCE() Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-06-08 |
Waiman Long | locking/rwsem: Add reader-owned state to the owner... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-02-29 |
Waiman Long | locking/pvqspinlock: Enable slowpath locking count... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-02-29 |
Waiman Long | locking/qspinlock: Use smp_cond_acquire() in pending... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-02-29 |
Waiman Long | locking/pvqspinlock: Move lock stealing count tracking... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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commit | commitdiff | tree |
2015-12-04 |
Waiman Long | locking/pvqspinlock: Queue node adaptive spinning Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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commit | commitdiff | tree |
2015-12-04 |
Waiman Long | locking/pvqspinlock: Allow limited lock stealing Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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commit | commitdiff | tree |
2015-12-04 |
Waiman Long | locking/pvqspinlock: Collect slowpath lock statistics Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-12-04 |
Waiman Long | sched/fair: Disable the task group load_avg update... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-12-04 |
Waiman Long | sched/fair: Move the cache-hot 'load_avg' variable... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-12-04 |
Waiman Long | sched/fair: Avoid redundant idle_cpu() call in update_sg_lb_... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-11-23 |
Waiman Long | locking/pvqspinlock, x86: Optimize the PV unlock code... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-11-23 |
Waiman Long | locking/qspinlock: Avoid redundant read of next pointer Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-11-23 |
Waiman Long | locking/qspinlock: Prefetch the next node cacheline Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-11-23 |
Waiman Long | locking/qspinlock: Use _acquire/_release() versions... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-09-18 |
Waiman Long | locking/pvqspinlock: Kick the PV CPU unconditionally... Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-09-10 |
Waiman Long | proc: change proc_subdir_lock to a rwlock Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-08-03 |
Waiman Long | locking/pvqspinlock: Only kick CPU at unlock time Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-08-03 |
Waiman Long | locking/qrwlock: Reduce reader/writer to reader lock... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-07-21 |
Waiman Long | locking/pvqspinlock: Fix kernel panic in locking-selftest Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-07-13 |
Waiman Long | selinux: reduce locking overhead in inode_free_security() Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2015-07-06 |
Waiman Long | locking/qrwlock: Better optimization for interrupt... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2015-07-06 |
Waiman Long | locking/qrwlock: Rename functions to queued_*() Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-06-19 |
Waiman Long | locking/qrwlock: Don't contend with readers when setting... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-12 |
Waiman Long | locking/qrwlock: Rename QUEUE_RWLOCK to QUEUED_RWLOCKS Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-11 |
Waiman Long | locking/pvqspinlock: Replace xchg() by the more descriptive... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-08 |
Waiman Long | locking/pvqspinlock, x86: Enable PV qspinlock for KVM Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-08 |
Waiman Long | locking/pvqspinlock: Implement simple paravirt support... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-08 |
Waiman Long | locking/qspinlock: Use a simple write to grab the lock Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-08 |
Waiman Long | locking/qspinlock: Extract out code snippets for the... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-08 |
Waiman Long | locking/qspinlock, x86: Enable x86-64 to use queued... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2015-05-08 |
Waiman Long | locking/qspinlock: Introduce a simple generic 4-byte... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2015-05-08 |
Waiman Long | locking/rwsem: Reduce spinlock contention in wakeup... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2014-10-01 |
Waiman Long | perf symbols: Improve DSO long names lookup speed with... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-09-30 |
Waiman Long | perf symbols: Encapsulate dsos list head into struct... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-09-10 |
Waiman Long | locking/rwlock, x86: Delete unused asm/rwlock.h and... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-09-10 |
Waiman Long | locking/rwlock, x86: Clean up asm/spinlock*.h to remove... Signed-off-by: Waiman Long <Waiman.Long@hp.com> Cc: Waiman Long <Waiman.Long@hp.com>
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2014-08-13 |
Waiman Long | locking/selftest: Support queued rwlock Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-08-13 |
Waiman Long | locking/lockdep: Restrict the use of recursive read_lock... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-08-07 |
Waiman Long | mm, thp: replace smp_mb after atomic_add by smp_mb__after_atomic Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-08-07 |
Waiman Long | mm, thp: move invariant bug check out of loop in __split_hug... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-06-23 |
Waiman Long | selinux: no recursive read_lock of policy_rwlock in... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-06-06 |
Waiman Long | x86, locking/rwlocks: Enable qrwlocks on x86 Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-06-06 |
Waiman Long | locking/rwlocks: Introduce 'qrwlocks' - fair, queued... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2014-01-28 |
Waiman Long | locking/mutexes/mcs: Correct barrier usage Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2013-10-21 |
Waiman Long | perf top: Add --max-stack option to limit callchain... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2013-10-21 |
Waiman Long | perf report: Add --max-stack option to limit callchain... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-09-12 |
Waiman Long | dcache: get/release read lock in read_seqbegin_or_lock... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-09-12 |
Waiman Long | seqlock: Add a new locking reader type Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-09-09 |
Waiman Long | dcache: Translating dentry into pathname without taking... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-09-02 |
Waiman Long | vfs: use lockref_get_not_zero() for optimistic lockless... Waiman Long: "dcache: Enable lockless update... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-08-29 |
Waiman Long | vfs: make the dentry cache use the lockref infrastructure Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2013-08-29 |
Waiman Long | Add new lockref infrastructure reference implementation Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-07-25 |
Waiman Long | SELinux: Increase ebitmap_node size for 64-bit configuration Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-07-25 |
Waiman Long | SELinux: Reduce overhead of mls_level_isvalid() function... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-07-08 |
Waiman Long | perf symbols: Fix vdso list searching Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2013-04-19 |
Waiman Long | mutex: Back out architecture specific check for negative... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-04-19 |
Waiman Long | mutex: Queue mutex spinners with MCS lock to reduce... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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2013-04-19 |
Waiman Long | mutex: Make more scalable by doing less atomic operations Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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commit | commitdiff | tree |
2013-04-19 |
Waiman Long | mutex: Move mutex spinning code from sched/core.c back... Signed-off-by: Waiman Long <Waiman.Long@hp.com>
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