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NOHZ changes for v4.8

GIT PULL Ingo Molnar 1 participant 1 message Jul 25, 2016

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Linus,

Please pull the latest timers-nohz-for-linus git tree from:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers-nohz-for-linus

# HEAD: 553bf6bbfd8a540c70aee28eb50e24caff456a03 sched/cputime: Drop local_irq_save/restore from irqtime_account_irq()

This tree:

- Fixes system/idle cputime leaked on cputime accounting (all nohz configs) (Rik van Riel)

- Removes the messy, ad-hoc irqtime account on nohz-full and makes it compatible with CONFIG_IRQ_TIME_ACCOUNTING=y instead. (Rik van Riel)

- Cleanups. (Frederic Weisbecker)

- Removes unecessary irq disablement in the irqtime code. (Rik van Riel)

Thanks,

Ingo

------------------>

 include/asm-generic/cputime_nsecs.h |   2 +
 include/linux/vtime.h               |  50 ++++-------
 init/Kconfig                        |   6 +-
 kernel/sched/cputime.c              | 171 ++++++++++++++++++------------------
 4 files changed, 109 insertions(+), 120 deletions(-)

Frederic Weisbecker (2):
sched/cputime: Clean up the old vtime gen irqtime accounting completely sched/cputime: Reorganize vtime native irqtime accounting headers

Ingo Molnar (1):
Merge branch 'sched/core' into timers/nohz, to avoid conflicts in upcoming patches

Rik van Riel (3):
sched/cputime: Count actually elapsed irq & softirq time sched/cputime: Replace VTIME_GEN irq time code with IRQ_TIME_ACCOUNTING code sched/cputime: Drop local_irq_save/restore from irqtime_account_irq()