linux/kernel
Linus Torvalds bd9a3dba18 PSI updates for v6.1:
- Various performance optimizations, resulting in a 4%-9% speedup
    in the mmtests/config-scheduler-perfpipe micro-benchmark.
 
  - New interface to turn PSI on/off on a per cgroup level.
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'sched-psi-2022-10-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull PSI updates from Ingo Molnar:

 - Various performance optimizations, resulting in a 4%-9% speedup in
   the mmtests/config-scheduler-perfpipe micro-benchmark.

 - New interface to turn PSI on/off on a per cgroup level.

* tag 'sched-psi-2022-10-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/psi: Per-cgroup PSI accounting disable/re-enable interface
  sched/psi: Cache parent psi_group to speed up group iteration
  sched/psi: Consolidate cgroup_psi()
  sched/psi: Add PSI_IRQ to track IRQ/SOFTIRQ pressure
  sched/psi: Remove NR_ONCPU task accounting
  sched/psi: Optimize task switch inside shared cgroups again
  sched/psi: Move private helpers to sched/stats.h
  sched/psi: Save percpu memory when !psi_cgroups_enabled
  sched/psi: Don't create cgroup PSI files when psi_disabled
  sched/psi: Fix periodic aggregation shut off
2022-10-14 13:03:00 -07:00
..
bpf - Yu Zhao's Multi-Gen LRU patches are here. They've been under test in 2022-10-10 17:53:04 -07:00
cgroup PSI updates for v6.1: 2022-10-14 13:03:00 -07:00
configs Kbuild: add Rust support 2022-09-28 09:02:20 +02:00
debug mm: remove vmacache 2022-09-26 19:46:18 -07:00
dma - Yu Zhao's Multi-Gen LRU patches are here. They've been under test in 2022-10-10 17:53:04 -07:00
entry entry: kmsan: introduce kmsan_unpoison_entry_regs() 2022-10-03 14:03:25 -07:00
events - Yu Zhao's Multi-Gen LRU patches are here. They've been under test in 2022-10-10 17:53:04 -07:00
futex
gcov
irq genirq: Provide generic_handle_domain_irq_safe(). 2022-09-19 15:08:38 +02:00
kcsan
livepatch Livepatching changes for 6.1 2022-10-10 11:36:19 -07:00
locking - Yu Zhao's Multi-Gen LRU patches are here. They've been under test in 2022-10-10 17:53:04 -07:00
module module: tracking: Keep a record of tainted unloaded modules only 2022-10-10 12:16:19 -07:00
power Scheduler changes for v6.1: 2022-10-10 09:10:28 -07:00
printk printk: Mark __printk percpu data ready __ro_after_init 2022-09-29 15:20:52 +02:00
rcu
sched PSI updates for v6.1: 2022-10-14 13:03:00 -07:00
time Scheduler changes for v6.1: 2022-10-10 09:10:28 -07:00
trace Tracing fixes for 6.1: 2022-10-13 10:36:57 -07:00
.gitignore
acct.c acct: use VMA iterator instead of linked list 2022-09-26 19:46:22 -07:00
async.c
audit.c
audit.h
audit_fsnotify.c
audit_tree.c
audit_watch.c
auditfilter.c
auditsc.c audit/stable-6.1 PR 20221003 2022-10-04 11:05:43 -07:00
backtracetest.c
bounds.c mm: multi-gen LRU: minimal implementation 2022-09-26 19:46:09 -07:00
capability.c
cfi.c cfi: Switch to -fsanitize=kcfi 2022-09-26 10:13:13 -07:00
compat.c
configs.c
context_tracking.c
cpu.c
cpu_pm.c
crash_core.c
crash_dump.c
cred.c
delayacct.c delayacct: support re-entrance detection of thrashing accounting 2022-09-26 19:46:07 -07:00
dma.c
exec_domain.c
exit.c - hfs and hfsplus kmap API modernization from Fabio Francesco 2022-10-12 11:00:22 -07:00
extable.c
fail_function.c
fork.c - hfs and hfsplus kmap API modernization from Fabio Francesco 2022-10-12 11:00:22 -07:00
freezer.c
gen_kheaders.sh kbuild: build init/built-in.a just once 2022-09-29 04:40:15 +09:00
groups.c
hung_task.c sched: Fix more TASK_state comparisons 2022-09-30 16:50:39 +02:00
iomem.c
irq_work.c
jump_label.c
kallsyms.c kcfi updates for v6.1-rc1 2022-10-03 17:11:07 -07:00
kallsyms_internal.h
kcmp.c
Kconfig.freezer
Kconfig.hz
Kconfig.locks
Kconfig.preempt
kcov.c kcov: kmsan: unpoison area->list in kcov_remote_area_put() 2022-10-03 14:03:23 -07:00
kexec.c
kexec_core.c
kexec_elf.c
kexec_file.c
kexec_internal.h
kheaders.c
kmod.c
kprobes.c Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2022-10-03 13:02:49 -07:00
ksysfs.c
kthread.c signal: break out of wait loops on kthread_stop() 2022-10-09 16:01:59 -07:00
latencytop.c
Makefile kmsan: disable instrumentation of unsupported common kernel code 2022-10-03 14:03:20 -07:00
module_signature.c
notifier.c
nsproxy.c
padata.c
panic.c
params.c
pid.c
pid_namespace.c
profile.c
ptrace.c
range.c
reboot.c kernel/reboot: Add SYS_OFF_MODE_RESTART_PREPARE mode 2022-10-04 15:59:36 +02:00
regset.c
relay.c relay: use kvcalloc to alloc page array in relay_alloc_page_array 2022-10-03 14:21:43 -07:00
resource.c
resource_kunit.c
rseq.c
scftorture.c
scs.c
seccomp.c
signal.c Scheduler changes for v6.1: 2022-10-10 09:10:28 -07:00
smp.c bitmap patches for v6.1-rc1 2022-10-10 12:49:34 -07:00
smpboot.c
smpboot.h
softirq.c
stackleak.c
stacktrace.c
static_call.c
static_call_inline.c
stop_machine.c
sys.c Random number generator updates for Linux 6.1-rc1. 2022-10-10 10:41:21 -07:00
sys_ni.c
sysctl-test.c
sysctl.c - Yu Zhao's Multi-Gen LRU patches are here. They've been under test in 2022-10-10 17:53:04 -07:00
task_work.c
taskstats.c
torture.c
tracepoint.c tracepoint: Optimize the critical region of mutex_lock in tracepoint_module_coming() 2022-09-26 13:01:18 -04:00
tsacct.c
ucount.c
uid16.c
uid16.h
umh.c
up.c
user-return-notifier.c
user.c
user_namespace.c ucounts: Split rlimit and ucount values and max values 2022-10-09 16:24:05 -07:00
usermode_driver.c
utsname.c
utsname_sysctl.c - hfs and hfsplus kmap API modernization from Fabio Francesco 2022-10-12 11:00:22 -07:00
watch_queue.c
watchdog.c
watchdog_hld.c
workqueue.c kcfi updates for v6.1-rc1 2022-10-03 17:11:07 -07:00
workqueue_internal.h