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util/qemu-thread-*: add qemu_lock, locked and unlock trace events

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Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Alex Bennée 2018-01-11 11:27:16 +03:00 • committed by Paolo Bonzini
parent 15a356c49a
commit 6c27a0ded9
4 changed files with 62 additions and 25 deletions
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39
include/qemu/thread.h
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@ -22,9 +22,31 @@ typedef struct QemuThread QemuThread;
void qemu_mutex_init(QemuMutex *mutex);
void qemu_mutex_destroy(QemuMutex *mutex);
void qemu_mutex_lock(QemuMutex *mutex);
int qemu_mutex_trylock(QemuMutex *mutex);
void qemu_mutex_unlock(QemuMutex *mutex);
int qemu_mutex_trylock_impl(QemuMutex *mutex, const char *file, const int line);
void qemu_mutex_lock_impl(QemuMutex *mutex, const char *file, const int line);
void qemu_mutex_unlock_impl(QemuMutex *mutex, const char *file, const int line);
#define qemu_mutex_lock(mutex) \
qemu_mutex_lock_impl(mutex, __FILE__, __LINE__)
#define qemu_mutex_trylock(mutex) \
qemu_mutex_trylock_impl(mutex, __FILE__, __LINE__)
#define qemu_mutex_unlock(mutex) \
qemu_mutex_unlock_impl(mutex, __FILE__, __LINE__)
static inline void (qemu_mutex_lock)(QemuMutex *mutex)
{
qemu_mutex_lock(mutex);
}
static inline int (qemu_mutex_trylock)(QemuMutex *mutex)
{
return qemu_mutex_trylock(mutex);
}
static inline void (qemu_mutex_unlock)(QemuMutex *mutex)
{
qemu_mutex_unlock(mutex);
}
/* Prototypes for other functions are in thread-posix.h/thread-win32.h. */
void qemu_rec_mutex_init(QemuRecMutex *mutex);
@ -39,7 +61,16 @@ void qemu_cond_destroy(QemuCond *cond);
*/
void qemu_cond_signal(QemuCond *cond);
void qemu_cond_broadcast(QemuCond *cond);
void qemu_cond_wait(QemuCond *cond, QemuMutex *mutex);
void qemu_cond_wait_impl(QemuCond *cond, QemuMutex *mutex,
const char *file, const int line);
#define qemu_cond_wait(cond, mutex) \
qemu_cond_wait_impl(cond, mutex, __FILE__, __LINE__)
static inline void (qemu_cond_wait)(QemuCond *cond, QemuMutex *mutex)
{
qemu_cond_wait(cond, mutex);
}
void qemu_sem_init(QemuSemaphore *sem, int init);
void qemu_sem_post(QemuSemaphore *sem);