[PATCH 0/2] Interrupt Aware Scheduler

From: Rohit Jain
Date: Fri May 12 2017 - 14:02:44 EST


This patch introduces Interrupt Aware Scheduler(IAS). The tests till now
show an overall improvement in cases where the workload has some
interrupt activity.

The patch avoids CPUs which might be considered interrupt-heavy when
trying to schedule threads (on the push side) in the system. Interrupt
Awareness has only been added into the fair scheduling class.

Rohit Jain (2):
sched: Interrupt Aware Scheduler
tools/testing: Adding tests to showcase the efficacy of IAS

kernel/sched/core.c | 42 +++++++++++++++++++
kernel/sched/cputime.c | 6 ++-
kernel/sched/fair.c | 52 ++++++++++++++++++------
kernel/sched/loadavg.c | 40 ++++++++++++++++++
kernel/sched/sched.h | 37 ++++++++++++++++-
tools/testing/selftests/openmp_barrier/Makefile | 6 +++
tools/testing/selftests/openmp_barrier/barrier.c | 29 +++++++++++++
7 files changed, 197 insertions(+), 15 deletions(-)
create mode 100644 tools/testing/selftests/openmp_barrier/Makefile
create mode 100644 tools/testing/selftests/openmp_barrier/barrier.c

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2.7.4