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The cpufreq hook should be called any time the root CFS rq utilization changes. This can occur when a task is switched to or from the fair class, or a task moves between groups or CPUs, but these paths currently do not call the cpufreq hook. Fix this by adding the hook to attach_entity_load_avg() and detach_entity_load_avg(). Suggested-by: Vincent Guittot <vincent.guittot@linaro.org> Signed-off-by: Steve Muckle <smuckle@linaro.org> [ Added the .update_freq argument to update_cfs_rq_load_avg() to avoid a double cpufreq call. ] Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Byungchul Park <byungchul.park@lge.com> Cc: Dietmar Eggemann <dietmar.eggemann@arm.com> Cc: Juri Lelli <Juri.Lelli@arm.com> Cc: Michael Turquette <mturquette@baylibre.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Morten Rasmussen <morten.rasmussen@arm.com> Cc: Patrick Bellasi <patrick.bellasi@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rafael J. Wysocki <rafael@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1458858367-2831-1-git-send-email-smuckle@linaro.org Signed-off-by: Ingo Molnar <mingo@kernel.org> |
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.. | ||
auto_group.c | ||
auto_group.h | ||
clock.c | ||
completion.c | ||
core.c | ||
cpuacct.c | ||
cpuacct.h | ||
cpudeadline.c | ||
cpudeadline.h | ||
cpufreq.c | ||
cpupri.c | ||
cpupri.h | ||
cputime.c | ||
deadline.c | ||
debug.c | ||
fair.c | ||
features.h | ||
idle_task.c | ||
idle.c | ||
loadavg.c | ||
Makefile | ||
rt.c | ||
sched.h | ||
stats.c | ||
stats.h | ||
stop_task.c | ||
swait.c | ||
wait.c |