Peter Zijlstra (Intel) ebc0f83c78 timers/nohz: Update NOHZ load in remote tick ...

The way loadavg is tracked during nohz only pays attention to the load
upon entering nohz.  This can be particularly noticeable if full nohz is
entered while non-idle, and then the cpu goes idle and stays that way for
a long time.

Use the remote tick to ensure that full nohz cpus report their deltas
within a reasonable time.

[ swood: Added changelog and removed recheck of stopped tick. ]

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Scott Wood <swood@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lkml.kernel.org/r/1578736419-14628-3-git-send-email-swood@redhat.com

2020-01-28 21:36:44 +01:00

..

autogroup.c

sched/autogroup: Make autogroup_path() always available

2019-06-24 19:23:40 +02:00

autogroup.h

sched/headers: Simplify and clean up header usage in the scheduler

2018-03-04 12:39:29 +01:00

clock.c

sched/clock: Use static_branch_likely() with sched_clock_running

2019-11-29 08:10:54 +01:00

completion.c

sched/Documentation: Update wake_up() & co. memory-barrier guarantees

2018-07-17 09:30:34 +02:00

core.c

timers/nohz: Update NOHZ load in remote tick

2020-01-28 21:36:44 +01:00

cpuacct.c

sched/headers: Simplify and clean up header usage in the scheduler

2018-03-04 12:39:29 +01:00

cpudeadline.c

Linux 5.2-rc5

2019-06-17 12:12:27 +02:00

cpudeadline.h

sched/headers: Simplify and clean up header usage in the scheduler

2018-03-04 12:39:29 +01:00

cpufreq_schedutil.c

sched/uclamp: Rename uclamp_util_with() into uclamp_rq_util_with()

2019-12-25 10:42:08 +01:00

cpufreq.c

cpufreq: Avoid leaving stale IRQ work items during CPU offline

2019-12-12 17:59:43 +01:00

cpupri.c

sched/rt: Make RT capacity-aware

2019-12-25 10:42:10 +01:00

cpupri.h

sched/rt: Make RT capacity-aware

2019-12-25 10:42:10 +01:00

cputime.c

sched/cputime: move rq parameter in irqtime_account_process_tick

2020-01-17 10:19:21 +01:00

deadline.c

sched/core: Further clarify sched_class::set_next_task()

2019-11-11 08:35:21 +01:00

debug.c

sched/debug: Reset watchdog on all CPUs while processing sysrq-t

2020-01-17 10:19:20 +01:00

fair.c

sched/fair: Define sched_idle_cpu() only for SMP configurations

2020-01-20 08:03:39 +01:00

features.h

sched/fair/util_est: Implement faster ramp-up EWMA on utilization increases

2019-10-29 10:01:07 +01:00

idle.c

idle: fix spelling mistake "iterrupts" -> "interrupts"

2020-01-17 10:19:22 +01:00

isolation.c

sched/isolation: Prefer housekeeping CPU in local node

2019-07-25 15:51:55 +02:00

loadavg.c

timers/nohz: Update NOHZ load in remote tick

2020-01-28 21:36:44 +01:00

Makefile

psi: pressure stall information for CPU, memory, and IO

2018-10-26 16:26:32 -07:00

membarrier.c

membarrier: Fix RCU locking bug caused by faulty merge

2019-10-01 21:27:50 +02:00

pelt.c

schied/fair: Skip calculating @contrib without load

2019-12-17 13:32:51 +01:00

pelt.h

sched/topology: Remove unused 'sd' parameter from arch_scale_cpu_capacity()

2019-06-24 19:23:39 +02:00

psi.c

sched/psi: create /proc/pressure and /proc/pressure/{io|memory|cpu} only when psi enabled

2020-01-17 10:19:22 +01:00

rt.c

sched/rt: Make RT capacity-aware

2019-12-25 10:42:10 +01:00

sched-pelt.h

sched/fair: Fix "runnable_avg_yN_inv" not used warnings

2019-06-17 12:15:58 +02:00

sched.h

sched/uclamp: Rename uclamp_util_with() into uclamp_rq_util_with()

2019-12-25 10:42:08 +01:00

stats.c

proc: introduce proc_create_seq{,_data}

2018-05-16 07:23:35 +02:00

stats.h

sched/stats: Fix unlikely() use of sched_info_on()

2019-07-25 15:51:55 +02:00

stop_task.c

sched/core: Further clarify sched_class::set_next_task()

2019-11-11 08:35:21 +01:00

swait.c

kernel/sched/: remove caller signal_pending branch predictions

2019-01-04 13:13:48 -08:00

topology.c

sched/topology: Assert non-NUMA topology masks don't (partially) overlap

2020-01-17 10:19:23 +01:00

wait_bit.c

sched/wait: fix ___wait_var_event(exclusive)

2019-12-17 13:32:50 +01:00

wait.c

Add wake_up_interruptible_sync_poll_locked()

2019-10-31 15:12:23 +00:00