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ANDROID: mutex: Add vendor hook to init mutex oem data.

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Add hooks to init oem data of mutex.

Bug: 231527236
Signed-off-by: Dezhi Huang <huangdezhi@hihonor.com>
Change-Id: Id0aeac168e81bd3d88051657c32ba709c329dbdd
This commit is contained in:
Dezhi Huang
2022-06-10 18:19:34 +08:00
committed by Treehugger Robot
parent 07b9faefd4
commit bcf27b22e4
3 changed files with 5 additions and 0 deletions
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1
drivers/android/vendor_hooks.c
View File

@@ -83,6 +83,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_wakeup_ilocked);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_do_send_sig_info);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_mutex_wait_start);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_mutex_wait_finish);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_mutex_init);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rtmutex_wait_start);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rtmutex_wait_finish);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_mutex_opt_spin_start);

3
include/trace/hooks/dtask.h
View File

@@ -31,6 +31,9 @@ DECLARE_HOOK(android_vh_mutex_opt_spin_finish,
DECLARE_HOOK(android_vh_mutex_can_spin_on_owner,
TP_PROTO(struct mutex *lock, int *retval),
TP_ARGS(lock, retval));
DECLARE_HOOK(android_vh_mutex_init,
TP_PROTO(struct mutex *lock),
TP_ARGS(lock));
DECLARE_HOOK(android_vh_rtmutex_wait_start,
TP_PROTO(struct rt_mutex_base *lock),

1
kernel/locking/mutex.c
View File

@@ -55,6 +55,7 @@ __mutex_init(struct mutex *lock, const char *name, struct lock_class_key *key)
osq_lock_init(&lock->osq);
#endif
trace_android_vh_mutex_init(lock);
debug_mutex_init(lock, name, key);
}
EXPORT_SYMBOL(__mutex_init);