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authorAlex Shi <alex.shi@linaro.org>2016-02-17 16:35:15 +0800
committerAlex Shi <alex.shi@linaro.org>2016-03-21 11:09:29 +0800
commit2cf897f4c832b7de2717bb74e1711b275dce49df (patch)
treebe80d87679ff53825c12532605a41f1470d1e3c8 /mm
parentb562e44f507e863c6792946e4e1b1449fbbac85d (diff)
downloadlinux-linaro-stable-idle-steal-from-int.tar.gz
sched: use the idle cpu in interruptingidle-steal-from-int
Use the interrupting idle cpu instead of the shallowest one could save cpu power. After send a task to the idle cpu, the cpu isn't idle, so after the irq, it won't enter into cpu idle again, instead the cpu exit from cpu idle and try to wakeup task in the rq. But need to measure the latency change, since the shallowest idle cpu's wakeup time could compete with interrupt job.
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions