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dm: don't use bio_trim() afterall
2019-01-30 Waiman Longfs/dcache: Track & report number of negative dentries
Signed-off-by: Waiman Long <longman@redhat.com>
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2019-01-30 Waiman Longfs: Don't need to put list_lru into its own cacheline
Signed-off-by: Waiman Long <longman@redhat.com>
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2019-01-30 Waiman Longfs/dcache: Fix incorrect nr_dentry_unused accounting...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-12-28 Waiman Longmm/page_alloc.c: don't call kasan_free_pages() at deferred...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-12-11 Waiman Longlocking/lockdep: Remove ::version from lock_class structure
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-12-06 Waiman Longx86/speculation: Change misspelled STIPB to STIBP
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-15 Waiman Longefi: Fix debugobjects warning on 'efi_rts_work'
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-12 Waiman Longx86/mm/fault: Allow stack access below %rsp
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Expose cpuset.cpus.subpartitions with cgroup_debug
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Add documentation about the new "cpuset.sched...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Use descriptive text when reading/writing cpuset...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Expose cpus.effective and mems.effective on...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Make generate_sched_domains() work with partition
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Make CPU hotplug work with partition
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Track cpusets that use parent's effective_cpus
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Add an error state to cpuset.sched.partition
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Add new v2 cpuset.sched.partition flag
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Simply allocation and freeing of cpumasks
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Define data structures to support scheduling...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-08 Waiman Longcpuset: Enable cpuset controller in default hierarchy
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-11-07 Waiman LongDocumentation/proc.txt: Add 2 missing fields for /proc...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-31 Waiman Longipc: IPCMNI limit check for semmni
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-31 Waiman Longipc: IPCMNI limit check for msgmni and shmmni
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-19 Waiman Longlocking/lockdep: Make global debug_locks* variables...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-19 Waiman Longlocking/lockdep: Fix debug_locks off performance problem
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-17 Waiman Longlocking/pvqspinlock: Extend node size when pvqspinlock...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-17 Waiman Longlocking/qspinlock_stat: Count instances of nested lock...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-16 Waiman Longlocking/lockdep: Remove duplicated 'lock_class_ops...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-09 Waiman Longlocking/lockdep: Make class->ops a percpu counter and...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-03 Waiman Longlocking/lockdep: Add a faster path in __lock_release()
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-03 Waiman Longlocking/lockdep: Eliminate redundant IRQs check in...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-10-03 Waiman Longlocking/lockdep: Remove add_chain_cache_classes()
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-09-28 Waiman Longcrypto: qat - Fix KASAN stack-out-of-bounds bug in...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-09-18 Waiman Longdriver/dma/ioat: Call del_timer_sync() without holding...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-09-10 Waiman Longlocking/rwsem: Make owner store task pointer of last...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-09-10 Waiman Longlocking/rwsem: Exit read lock slowpath if queue empty...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-08-06 Waiman Longx86/kvm: Don't use pvqspinlock code if only 1 vCPU
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-07-27 Waiman Longxen/spinlock: Don't use pvqspinlock if only 1 vCPU
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-07-26 Waiman Longcpufreq: Fix a circular lock dependency problem
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-07-26 Waiman Longcpu/hotplug: Add a cpus_read_trylock() function
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-07-25 Waiman Longlocking/pvqspinlock/x86: Use LOCK_PREFIX in __pv_queued_spin...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-06-20 Waiman Longlocking/rwsem: Fix up_read_non_owner() warning with...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-05-16 Waiman Longlocking/percpu-rwsem: Annotate rwsem ownership transfer...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-05-16 Waiman Longlocking/rwsem: Add a new RWSEM_ANONYMOUSLY_OWNED flag
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-04-27 Waiman Longlocking/qspinlock: Add stat tracking for pending vs...
Signed-off-by: Waiman Long <longman@redhat.com>
Acked-by: Waiman Long <longman@redhat.com>
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2018-04-11 Waiman Longkernel/sysctl.c: add kdoc comments to do_proc_do{u...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-04-11 Waiman Longfs/proc/proc_sysctl.c: fix typo in sysctl_check_table_array()
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-03-31 Waiman Longlocking/Kconfig: Restructure the lock debugging menu
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-03-31 Waiman Longlocking/Kconfig: Add LOCK_DEBUGGING_SUPPORT to make...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-03-31 Waiman Longlocking/rwsem: Add DEBUG_RWSEMS to look for lock/unlock...
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-03-23 Waiman Longx86/efi: Free efi_pgd with free_pages()
Signed-off-by: Waiman Long <longman@redhat.com>
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2018-01-24 Waiman Longx86/retpoline: Remove the esp/rsp thunk
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-11-08 Waiman Longlocking/pvqspinlock: Implement hybrid PV queued/unfair...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-09-25 Waiman Longblktrace: Fix potential deadlock between delete & sysfs ops
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-09-22 Waiman Longcgroup: Reinit cgroup_taskset structure before cgroup_migrat...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-08-29 Waiman Longlocking/pvqspinlock: Relax cmpxchg's to improve performance...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-08-28 Waiman Longkernfs: Clarify lockdep name for kn->count
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-08-24 Waiman Longcpuset: Fix incorrect memory_pressure control file...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-08-18 Waiman Longcpuset: Allow v2 behavior in v1 cgroup
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-08-18 Waiman Longcgroup: Add mount flag to enable cpuset to use v2 behavior...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-08-14 Waiman Longdebugobjects: Make kmemleak ignore debug objects
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-07-21 Waiman Longcgroup: update debug controller to print out thread...
Patch-originally-by: Waiman Long <longman@redhat.com>
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2017-06-14 Waiman Longcgroup: Make debug cgroup support v2 and thread mode
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-06-14 Waiman Longcgroup: Make Kconfig prompt of debug cgroup more accurate
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-06-14 Waiman Longcgroup: Move debug cgroup to its own file
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-06-14 Waiman Longcgroup: 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 Longcgroup: Prevent kill_css() from being called more than...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-21 Waiman Longx86/kvm: Provide optimized version of vcpu_is_preempted...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-21 Waiman Longx86/paravirt: Change vcp_is_preempted() arg type to...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-10 Waiman Longdebugobjects: Improve variable naming
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-10 Waiman Longlocking/spinlock/debug: Remove spinlock lockup detection...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-05 Waiman Longdebugobjects: Reduce contention on the global pool_lock
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-04 Waiman Longdebugobjects: Scale thresholds with # of CPUs
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-02-04 Waiman Longdebugobjects: 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 Longtick/broadcast: Reduce lock cacheline contention
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-22 Waiman Longlocking/rwsem: Reinit wake_q after use
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-20 Waiman Longlocking/rwsem: Remove unnecessary atomic_long_t casts
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-14 Waiman Longlocking/spinlocks/x86, paravirt: Remove paravirt_ticketlocks...
Signed-off-by: Waiman Long <longman@redhat.com>
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2017-01-12 Waiman Longlocking/spinlocks: Remove the unused spin_lock_bh_nested...
Signed-off-by: Waiman Long <longman@redhat.com>
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2016-12-15 Waiman Longsignals: avoid unnecessary taking of sighand->siglock
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-11-29 Waiman Longconsole: 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 Longsched/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 Longlocking/mutex: Enable optimistic spinning of woken...
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-10-25 Waiman Longlocking/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 Longx86/hpet: Reduce HPET counter read contention
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-08-10 Waiman Longlocking/pvstat: Separate wait_again and spurious wakeup...
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-06-08 Waiman Longlocking/rwsem: Streamline the rwsem_optimistic_spin...
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-06-08 Waiman Longlocking/rwsem: Improve reader wakeup code
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-06-08 Waiman Longlocking/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 Longlocking/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 Longlocking/pvqspinlock: Enable slowpath locking count...
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-02-29 Waiman Longlocking/qspinlock: Use smp_cond_acquire() in pending...
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2016-02-29 Waiman Longlocking/pvqspinlock: Move lock stealing count tracking...
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-12-04 Waiman Longlocking/pvqspinlock: Queue node adaptive spinning
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-12-04 Waiman Longlocking/pvqspinlock: Allow limited lock stealing
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-12-04 Waiman Longlocking/pvqspinlock: Collect slowpath lock statistics
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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2015-12-04 Waiman Longsched/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 Longsched/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 Longsched/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 Longlocking/pvqspinlock, x86: Optimize the PV unlock code...
Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
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