Select given task's prev_cpu when the task slept for short period to reduce latency of task placement and migrations. A new tunable /proc/sys/kernel/sched_select_prev_cpu_us introduced to determine whether tasks are eligible to go through fast path. CRs-fixed: 947467 Change-Id: Ia507665b91f4e9f0e6ee1448d8df8994ead9739a [joonwoop@codeaurora.org: fixed conflict in include/linux/sched.h, include/linux/sched/sysctl.h, kernel/sched/core.c and kernel/sysctl.c] Signed-off-by: Joonwoo Park <joonwoop@codeaurora.org> |
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deadline.h | ||
prio.h | ||
rt.h | ||
sysctl.h |