qemu/util/qemu-thread-common.h

56 lines
1.2 KiB
C

/*
* Common qemu-thread implementation header file.
*
* Copyright Red Hat, Inc. 2018
*
* Authors:
* Peter Xu <peterx@redhat.com>,
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#ifndef QEMU_THREAD_COMMON_H
#define QEMU_THREAD_COMMON_H
#include "qemu/typedefs.h"
#include "qemu/thread.h"
#include "trace.h"
static inline void qemu_mutex_post_init(QemuMutex *mutex)
{
#ifdef CONFIG_DEBUG_MUTEX
mutex->file = NULL;
mutex->line = 0;
#endif
mutex->initialized = true;
}
static inline void qemu_mutex_pre_lock(QemuMutex *mutex,
const char *file, int line)
{
trace_qemu_mutex_lock(mutex, file, line);
}
static inline void qemu_mutex_post_lock(QemuMutex *mutex,
const char *file, int line)
{
#ifdef CONFIG_DEBUG_MUTEX
mutex->file = file;
mutex->line = line;
#endif
trace_qemu_mutex_locked(mutex, file, line);
}
static inline void qemu_mutex_pre_unlock(QemuMutex *mutex,
const char *file, int line)
{
#ifdef CONFIG_DEBUG_MUTEX
mutex->file = NULL;
mutex->line = 0;
#endif
trace_qemu_mutex_unlock(mutex, file, line);
}
#endif