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ANDROID: vendor_hook: fix the error record of rwsem

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1. add record in rwsem_read_trylock.
2. remove repetitive record in __down_write_common.

Bug: 241191475
Signed-off-by: Peifeng Li <lipeifeng@oppo.com>
Change-Id: I59a4fc82682b9ab7157323f75eec6b1c40a15572
This commit is contained in:
Peifeng Li
2023-02-07 11:48:35 +08:00
committed by Quentin Perret
parent 5fcf93b316
commit d07a013cd0
1 changed files with 1 additions and 1 deletions
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2
kernel/locking/rwsem.c
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@@ -249,6 +249,7 @@ static inline bool rwsem_read_trylock(struct rw_semaphore *sem, long *cntp)
if (!(*cntp & RWSEM_READ_FAILED_MASK)) {
rwsem_set_reader_owned(sem);
trace_android_vh_record_rwsem_lock_starttime(current, jiffies);
return true;
}
@@ -1326,7 +1327,6 @@ static inline int __down_write_common(struct rw_semaphore *sem, int state)
return -EINTR;
}
trace_android_vh_record_rwsem_lock_starttime(current, jiffies);
return 0;
}