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ANDROID: sched/core: Add vendor hook to change task affinity

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Vendors might want to change tasks affinity settings when they are
moving from one cpuset into the other. Add vendor hook to give control
to vendor to implement what they need in sched_setaffinity().

Bug: 174125747
Change-Id: Ie703448147377cd62e76a58b620a7ab849a04924
Signed-off-by: Satya Durga Srinivasu Prabhala <satyap@codeaurora.org>
This commit is contained in:
Satya Durga Srinivasu Prabhala
2020-11-24 05:54:07 -08:00
committed by Quentin Perret
parent f491a438fe
commit f34f38632f
3 changed files with 9 additions and 1 deletions
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4
include/trace/hooks/sched.h
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@@ -116,6 +116,9 @@ struct sugov_policy;
DECLARE_RESTRICTED_HOOK(android_rvh_set_sugov_update,
TP_PROTO(struct sugov_policy *sg_policy, unsigned int next_freq, bool *should_update),
TP_ARGS(sg_policy, next_freq, should_update), 1);
DECLARE_RESTRICTED_HOOK(android_rvh_sched_setaffinity,
TP_PROTO(struct task_struct *p, const struct cpumask *in_mask, int *retval),
TP_ARGS(p, in_mask, retval), 1);
#else
#define trace_android_rvh_select_task_rq_fair(p, prev_cpu, sd_flag, wake_flags, new_cpu)
#define trace_android_rvh_select_task_rq_rt(p, prev_cpu, sd_flag, wake_flags, new_cpu)
@@ -141,6 +144,7 @@ DECLARE_RESTRICTED_HOOK(android_rvh_set_sugov_update,
#define trace_android_vh_set_sugov_sched_attr(attr)
#define trace_android_rvh_set_iowait(p, should_iowait_boost)
#define trace_android_rvh_set_sugov_update(sg_policy, next_freq, should_update)
#define trace_android_rvh_sched_setaffinity(p, in_mask, retval)
#endif
#endif /* _TRACE_HOOK_SCHED_H */
/* This part must be outside protection */