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ANDROID: sched: Update android_rvh_check_preempt_wakeup hook

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check_preempt_wakeup was modified heavily in latest kernel,
so modify this hook to match latest update
(ex., add suffix _fair).

Bug: 377203921

Change-Id: I58f9746e68f2ac944d79ffb2918335a617790b27
Signed-off-by: Peter-TY Tsai <peter-ty.tsai@mediatek.com>
This commit is contained in:
Peter-TY Tsai
2024-10-02 13:32:34 +08:00
committed by Treehugger Robot
parent 8312ce4c61
commit 77759c22e5
3 changed files with 11 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/trace/hooks/sched.h
+3 -5
View File
@@ -227,12 +227,10 @@ DECLARE_RESTRICTED_HOOK(android_rvh_sched_balance_rt,
TP_PROTO(struct rq *rq, struct task_struct *p, int *done),
TP_ARGS(rq, p, done), 1);
DECLARE_RESTRICTED_HOOK(android_rvh_check_preempt_wakeup,
DECLARE_RESTRICTED_HOOK(android_rvh_check_preempt_wakeup_fair,
TP_PROTO(struct rq *rq, struct task_struct *p, bool *preempt, bool *nopreempt,
int wake_flags, struct sched_entity *se, struct sched_entity *pse,
int next_buddy_marked, unsigned int granularity),
TP_ARGS(rq, p, preempt, nopreempt, wake_flags, se, pse, next_buddy_marked,
granularity), 1);
int wake_flags, struct sched_entity *se, struct sched_entity *pse),
TP_ARGS(rq, p, preempt, nopreempt, wake_flags, se, pse), 1);
DECLARE_RESTRICTED_HOOK(android_rvh_set_cpus_allowed_by_task,
TP_PROTO(const struct cpumask *cpu_valid_mask, const struct cpumask *new_mask,
kernel/sched/fair.c
+7
View File
@@ -8836,6 +8836,7 @@ static void check_preempt_wakeup_fair(struct rq *rq, struct task_struct *p, int
struct cfs_rq *cfs_rq = task_cfs_rq(curr);
int cse_is_idle, pse_is_idle;
bool ignore = false;
bool preempt = false;
if (unlikely(se == pse))
return;
@@ -8895,6 +8896,12 @@ static void check_preempt_wakeup_fair(struct rq *rq, struct task_struct *p, int
cfs_rq = cfs_rq_of(se);
update_curr(cfs_rq);
trace_android_rvh_check_preempt_wakeup_fair(rq, p, &preempt, &ignore,
wake_flags, se, pse);
if (preempt)
goto preempt;
if (ignore)
return;
/*
* If @p has a shorter slice than current and @p is eligible, override
* current's slice protection in order to allow preemption.
kernel/sched/vendor_hooks.c
+1 -1
View File
@@ -39,7 +39,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_build_sched_domains);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_check_preempt_tick);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_check_preempt_wakeup_ignore);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_sched_balance_rt);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_check_preempt_wakeup);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_check_preempt_wakeup_fair);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_set_cpus_allowed_by_task);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_free_task);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_uclamp_eff_get);