ANDROID: vendor_hooks: Add hooks for account irqtime process tick

Add a hook in irqtime_account_process_tick, which helps to get
information about the high load task.

Bug: 187904818

Change-Id: I644f7d66b09d047ca6b0a0fbd2915a6387c8c007
Signed-off-by: shenshen mao <maoshenshen@oppo.com>
Signed-off-by: Liangliang Li <liliangliang@vivo.com>
(cherry picked from commit 788b91fe28d979b037ab5129fc2b433062617d7c)

include/trace/hooks/sched.h

@@ -261,6 +261,10 @@ DECLARE_HOOK(android_vh_free_task,
 	TP_PROTO(struct task_struct *p),
 	TP_ARGS(p));
 
+DECLARE_HOOK(android_vh_irqtime_account_process_tick,
+	TP_PROTO(struct task_struct *p, struct rq *rq, int user_tick, int ticks),
+	TP_ARGS(p, rq, user_tick, ticks));
+
 enum uclamp_id;
 struct uclamp_se;
 DECLARE_RESTRICTED_HOOK(android_rvh_uclamp_eff_get,

kernel/sched/cputime.c

@@ -423,6 +423,7 @@ static void irqtime_account_process_tick(struct task_struct *p, int user_tick,
 	} else {
 		account_system_index_time(p, cputime, CPUTIME_SYSTEM);
 	}
+	trace_android_vh_irqtime_account_process_tick(p, this_rq(), user_tick, ticks);
 }
 
 static void irqtime_account_idle_ticks(int ticks)

kernel/sched/vendor_hooks.c

@@ -87,6 +87,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_do_wake_up_sync);
 EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_wake_flags);
 EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_find_new_ilb);
 EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_cpu_util_cfs_boost);
+EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_irqtime_account_process_tick);
 EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_dup_task_struct);
 EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_find_energy_efficient_cpu);
 EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_sched_pelt_multiplier);