• Linus Torvalds's avatar
    Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip · af345201
    Linus Torvalds authored
    Pull scheduler updates from Ingo Molnar:
     "The main changes in this cycle were:
    
       - tickless load average calculation enhancements (Byungchul Park)
    
       - vtime handling enhancements (Frederic Weisbecker)
    
       - scalability improvement via properly aligning a key structure field
         (Jiri Olsa)
    
       - various stop_machine() fixes (Oleg Nesterov)
    
       - sched/numa enhancement (Rik van Riel)
    
       - various fixes and improvements (Andi Kleen, Dietmar Eggemann,
         Geliang Tang, Hiroshi Shimamoto, Joonwoo Park, Peter Zijlstra,
         Waiman Long, Wanpeng Li, Yuyang Du)"
    
    * 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (32 commits)
      sched/fair: Fix new task's load avg removed from source CPU in wake_up_new_task()
      sched/core: Move sched_entity::avg into separate cache line
      x86/fpu: Properly align size in CHECK_MEMBER_AT_END_OF() macro
      sched/deadline: Fix the earliest_dl.next logic
      sched/fair: Disable the task group load_avg update for the root_task_group
      sched/fair: Move the cache-hot 'load_avg' variable into its own cacheline
      sched/fair: Avoid redundant idle_cpu() call in update_sg_lb_stats()
      sched/core: Move the sched_to_prio[] arrays out of line
      sched/cputime: Convert vtime_seqlock to seqcount
      sched/cputime: Introduce vtime accounting check for readers
      sched/cputime: Rename vtime_accounting_enabled() to vtime_accounting_cpu_enabled()
      sched/cputime: Correctly handle task guest time on housekeepers
      sched/cputime: Clarify vtime symbols and document them
      sched/cputime: Remove extra cost in task_cputime()
      sched/fair: Make it possible to account fair load avg consistently
      sched/fair: Modify the comment about lock assumptions in migrate_task_rq_fair()
      stop_machine: Clean up the usage of the preemption counter in cpu_stopper_thread()
      stop_machine: Shift the 'done != NULL' check from cpu_stop_signal_done() to callers
      stop_machine: Kill cpu_stop_done->executed
      stop_machine: Change __stop_cpus() to rely on cpu_stop_queue_work()
      ...
    af345201
core.c 212 KB