printk("V3 IOCTL %d\n", ioctl);
switch (ioctl) {
-
- case V3_VM_STOP: {
- printk("Stopping VM (%s)\n", guest->name);
- stop_palacios_vm(guest);
- break;
- }
case V3_VM_PAUSE: {
printk("Pausing VM (%s)\n", guest->name);
v3_pause_vm(guest->v3_ctx);
v3_continue_vm(guest->v3_ctx);
break;
}
+#ifdef V3_CONFIG_CHECKPOINT
+ case V3_VM_SAVE: {
+ struct v3_chkpt_info chkpt;
+ void __user * argp = (void __user *)arg;
+
+ memset(&chkpt, 0, sizeof(struct v3_chkpt_info));
+
+ if (copy_from_user(&chkpt, argp, sizeof(struct v3_chkpt_info))) {
+ printk("Copy from user error getting checkpoint info\n");
+ return -EFAULT;
+ }
+
+ printk("Saving Guest to %s:%s\n", chkpt.store, chkpt.url);
+
+ if (v3_save_vm(guest->v3_ctx, chkpt.store, chkpt.url) == -1) {
+ printk("Error checkpointing VM state\n");
+ return -EFAULT;
+ }
+
+ break;
+ }
+ case V3_VM_LOAD: {
+ struct v3_chkpt_info chkpt;
+ void __user * argp = (void __user *)arg;
+
+ memset(&chkpt, 0, sizeof(struct v3_chkpt_info));
+
+ if (copy_from_user(&chkpt, argp, sizeof(struct v3_chkpt_info))) {
+ printk("Copy from user error getting checkpoint info\n");
+ return -EFAULT;
+ }
+
+ printk("Loading Guest to %s:%s\n", chkpt.store, chkpt.url);
+
+ if (v3_load_vm(guest->v3_ctx, chkpt.store, chkpt.url) == -1) {
+ printk("Error Loading VM state\n");
+ return -EFAULT;
+ }
+
+ break;
+ }
+#endif
+ case V3_VM_MOVE_CORE: {
+ struct v3_core_move_cmd cmd;
+ void __user * argp = (void __user *)arg;
+ memset(&cmd, 0, sizeof(struct v3_core_move_cmd));
+
+ if (copy_from_user(&cmd, argp, sizeof(struct v3_core_move_cmd))) {
+ printk("copy from user error getting migrate command...\n");
+ return -EFAULT;
+ }
+
+ printk("moving guest %s vcore %d to CPU %d\n", guest->name, cmd.vcore_id, cmd.pcore_id);
+
+ v3_move_vm_core(guest->v3_ctx, cmd.vcore_id, cmd.pcore_id);
+
+ break;
+ }
default: {
struct vm_ctrl * ctrl = get_ctrl(guest, ioctl);
int stop_palacios_vm(struct v3_guest * guest) {
+
v3_stop_vm(guest->v3_ctx);
wait_for_completion(&(guest->thread_done));
v3_free_vm(guest->v3_ctx);
-
+
device_destroy(v3_class, guest->vm_dev);
cdev_del(&(guest->cdev));