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Update queued_spin_lock path

queued_spin_lock is defined and implement in include/asm-generic/qspinlock.h
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YJack0000 2024-05-10 17:53:07 +08:00 committed by GitHub
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@ -211,7 +211,7 @@ Ok, now we know data structures which represents queued spinlock in the Linux ke
#define arch_spin_lock(l) queued_spin_lock(l) #define arch_spin_lock(l) queued_spin_lock(l)
``` ```
Yes, this function is - `queued_spin_lock`. As we may understand from the function's name, it allows a thread to acquire a lock. This function is defined in the [include/asm-generic/qspinlock_types.h](https://github.com/torvalds/linux/blob/master/include/asm-generic/qspinlock_types.h) header file and its implementation is: Yes, this function is - `queued_spin_lock`. As we may understand from the function's name, it allows a thread to acquire a lock. This function is defined in the [include/asm-generic/qspinlock.h](https://github.com/torvalds/linux/blob/master/include/asm-generic/qspinlock.h) header file and its implementation is:
```C ```C
static __always_inline void queued_spin_lock(struct qspinlock *lock) static __always_inline void queued_spin_lock(struct qspinlock *lock)