#include <linux/poll.h>
#include <linux/anon_inodes.h>
#include <linux/sched.h>
-#include <linux/vmalloc.h>
#include <linux/file.h>
#include <linux/spinlock.h>
#include <linux/rbtree.h>
}
+
+
static struct vm_ctrl * get_ctrl(struct v3_guest * guest, unsigned int cmd) {
struct rb_node * n = guest->vm_ctrls.rb_node;
struct vm_ctrl * ctrl = NULL;
return NULL;
}
+int remove_guest_ctrl(struct v3_guest * guest, unsigned int cmd) {
+ struct vm_ctrl * ctrl = get_ctrl(guest, cmd);
+
+ if (ctrl == NULL) {
+ INFO("Could not find control (%d) to remove\n", cmd);
+ return -1;
+ }
+
+ rb_erase(&(ctrl->tree_node), &(guest->vm_ctrls));
+
+ palacios_free(ctrl);
+
+ return 0;
+}
+
+static void free_guest_ctrls(struct v3_guest * guest) {
+ struct rb_node * node = rb_first(&(guest->vm_ctrls));
+ struct vm_ctrl * ctrl = NULL;
+
+ while (node) {
+ ctrl = rb_entry(node, struct vm_ctrl, tree_node);
+
+ node = rb_next(node);
+
+ WARNING("Cleaning up guest ctrl that was not removed explicitly (%d)\n", ctrl->cmd);
+
+ palacios_free(ctrl);
+ }
+}
NOTICE("Saving Guest to %s:%s\n", chkpt.store, chkpt.url);
- if (v3_save_vm(guest->v3_ctx, chkpt.store, chkpt.url) == -1) {
+ if (v3_save_vm(guest->v3_ctx, chkpt.store, chkpt.url, chkpt.opts) == -1) {
WARNING("Error checkpointing VM state\n");
return -EFAULT;
}
return -EFAULT;
}
- NOTICE("Loading Guest to %s:%s\n", chkpt.store, chkpt.url);
+ NOTICE("Loading Guest from %s:%s\n", chkpt.store, chkpt.url);
- if (v3_load_vm(guest->v3_ctx, chkpt.store, chkpt.url) == -1) {
+ if (v3_load_vm(guest->v3_ctx, chkpt.store, chkpt.url, chkpt.opts) == -1) {
WARNING("Error Loading VM state\n");
return -EFAULT;
}
break;
}
#endif
+
+#ifdef V3_CONFIG_LIVE_MIGRATION
+ case V3_VM_SEND: {
+ struct v3_chkpt_info chkpt_info;
+ void __user * argp = (void __user *)arg;
+
+ memset(&chkpt_info,0, sizeof(struct v3_chkpt_info));
+
+ if(copy_from_user(&chkpt_info, argp, sizeof(struct v3_chkpt_info))){
+ WARNING("Copy from user error getting checkpoint info\n");
+ return -EFAULT;
+ }
+
+
+ NOTICE("Sending (live-migrating) Guest to %s:%s\n",chkpt_info.store, chkpt_info.url);
+
+ if (v3_send_vm(guest->v3_ctx, chkpt_info.store, chkpt_info.url, chkpt_info.opts) == -1) {
+ WARNING("Error sending VM\n");
+ return -EFAULT;
+ }
+
+ break;
+ }
+
+ case V3_VM_RECEIVE: {
+ struct v3_chkpt_info chkpt_info;
+ void __user * argp = (void __user *)arg;
+
+ memset(&chkpt_info,0, sizeof(struct v3_chkpt_info));
+
+ if(copy_from_user(&chkpt_info, argp, sizeof(struct v3_chkpt_info))){
+ WARNING("Copy from user error getting checkpoint info\n");
+ return -EFAULT;
+ }
+
+
+ NOTICE("Receiving (live-migrating) Guest to %s:%s\n",chkpt_info.store, chkpt_info.url);
+
+ if (v3_receive_vm(guest->v3_ctx, chkpt_info.store, chkpt_info.url, chkpt_info.opts) == -1) {
+ WARNING("Error receiving VM\n");
+ return -EFAULT;
+ }
+
+ break;
+ }
+#endif
+
case V3_VM_DEBUG: {
struct v3_debug_cmd cmd;
struct v3_debug_event evt;
int free_palacios_vm(struct v3_guest * guest) {
- v3_free_vm(guest->v3_ctx);
+ if (v3_free_vm(guest->v3_ctx)<0) {
+ return -1;
+ }
device_destroy(v3_class, guest->vm_dev);
cdev_del(&(guest->cdev));
- vfree(guest->img);
+ free_guest_ctrls(guest);
+
+
+ palacios_vfree(guest->img);
palacios_free(guest);
return 0;