mutex

include/sync/mutex.h

struct mutex_simple

struct mutex_simple {
    struct thread        *owner;
    struct thread_queue  waiters;
    struct spinlock      lock;
};

struct mutex_simple referenced types:

• struct thread
• struct thread_queue
• struct spinlock

struct mutex

struct mutex {
    (uintptr_t)  lock_word;
};

mutex_simple_init

void mutex_simple_init(struct mutex_simple *m);

mutex_simple_init referenced types:

• struct mutex_simple

mutex_simple_lock

void mutex_simple_lock(struct mutex_simple *m);

mutex_simple_lock referenced types:

• struct mutex_simple

mutex_simple_unlock

void mutex_simple_unlock(struct mutex_simple *m);

mutex_simple_unlock referenced types:

• struct mutex_simple

mutex_init

void mutex_init(struct mutex *mtx);

mutex_init referenced types:

• struct mutex

mutex_unlock

void mutex_unlock(struct mutex *mutex);

mutex_unlock referenced types:

• struct mutex

mutex_lock

void mutex_lock(struct mutex *mutex);

mutex_lock referenced types:

• struct mutex

mutex_held

bool mutex_held(struct mutex *mtx);

mutex_held referenced types:

• struct mutex

mutex_get_owner

struct thread * mutex_get_owner(struct mutex *mtx);

mutex_get_owner referenced types:

• struct thread
• struct mutex

Defines

MUTEX_INIT

#define MUTEX_INIT {ATOMIC_VAR_INIT(0)}

MUTEX_ASSERT_HELD(m)

#define MUTEX_ASSERT_HELD(m) kassert(mutex_held(m))

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