51 lines
923 B
C
51 lines
923 B
C
/*
|
|
* Copyright (C) <2018> Intel Corporation
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdbool.h>
|
|
#include <pthread.h>
|
|
#include "vmmapi.h"
|
|
|
|
static pthread_cond_t suspend_cond = PTHREAD_COND_INITIALIZER;
|
|
static pthread_mutex_t suspend_mutex = PTHREAD_MUTEX_INITIALIZER;
|
|
|
|
int
|
|
wait_for_resume(struct vmctx *ctx)
|
|
{
|
|
pthread_mutex_lock(&suspend_mutex);
|
|
while (vm_get_suspend_mode() == VM_SUSPEND_SUSPEND) {
|
|
pthread_cond_wait(&suspend_cond, &suspend_mutex);
|
|
}
|
|
pthread_mutex_unlock(&suspend_mutex);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
vm_resume(struct vmctx *ctx)
|
|
{
|
|
pthread_mutex_lock(&suspend_mutex);
|
|
vm_set_suspend_mode(VM_SUSPEND_NONE);
|
|
pthread_cond_signal(&suspend_cond);
|
|
pthread_mutex_unlock(&suspend_mutex);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
vm_monitor_resume(void *arg)
|
|
{
|
|
struct vmctx *ctx = (struct vmctx *)arg;
|
|
vm_resume(ctx);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
vm_monitor_query(void *arg)
|
|
{
|
|
return vm_get_suspend_mode();
|
|
}
|