added initial global shutdown functionality

[palacios.git] / palacios / src / palacios / vmm_dev_mgr.c

diff --git a/palacios/src/palacios/vmm_dev_mgr.c b/palacios/src/palacios/vmm_dev_mgr.c
index d41c331..f0554ea 100644 (file)
--- a/palacios/src/palacios/vmm_dev_mgr.c
+++ b/palacios/src/palacios/vmm_dev_mgr.c
@@ -86,6 +86,12 @@ int V3_init_devices() {
 }
 
 
+int V3_deinit_devices() {    
+    v3_free_htable(master_dev_table, 0, 0);
+    return 0;
+}
+
+
 int v3_init_dev_mgr(struct v3_vm_info * vm) {
     struct vmm_dev_mgr * mgr = &(vm->dev_mgr);
 
@@ -120,13 +126,16 @@ int v3_free_vm_devices(struct v3_vm_info * vm) {
     return 0;
 }
 
+static int free_frontends(struct v3_vm_info * vm, struct vmm_dev_mgr * mgr);
+
 int v3_deinit_dev_mgr(struct v3_vm_info * vm) {
     struct vmm_dev_mgr * mgr = &(vm->dev_mgr);
+    
+    // clear frontend lists
+
+    free_frontends(vm, mgr);
+
 
-    v3_free_htable(mgr->blk_table, 0, 0);
-    v3_free_htable(mgr->net_table, 0, 0);
-    v3_free_htable(mgr->char_table, 0, 0);
-    v3_free_htable(mgr->cons_table, 0, 0);
 
     v3_free_htable(mgr->dev_table, 0, 0);
 
@@ -553,3 +562,45 @@ int v3_dev_connect_char(struct v3_vm_info * vm,
     return 0;
 }
 
+
+
+static int free_frontends(struct v3_vm_info * vm, struct vmm_dev_mgr * mgr) {
+    struct char_frontend * chr = NULL;
+    struct char_frontend * tmp_chr = NULL;
+    struct cons_frontend * cons = NULL;
+    struct cons_frontend * tmp_cons = NULL;
+    struct net_frontend * net = NULL;
+    struct net_frontend * tmp_net = NULL;
+    struct blk_frontend * blk = NULL;
+    struct blk_frontend * tmp_blk = NULL;
+
+
+
+    list_for_each_entry_safe(chr, tmp_chr, &(mgr->char_list), char_node) {
+       list_del(&(chr->char_node));
+       V3_Free(chr);
+    }
+
+    list_for_each_entry_safe(cons, tmp_cons, &(mgr->cons_list), cons_node) {
+       list_del(&(cons->cons_node));
+       V3_Free(cons);
+    }
+
+    list_for_each_entry_safe(net, tmp_net, &(mgr->net_list), net_node) {
+       list_del(&(net->net_node));
+       V3_Free(net);
+    }
+
+    list_for_each_entry_safe(blk, tmp_blk, &(mgr->blk_list), blk_node) {
+       list_del(&(blk->blk_node));
+       V3_Free(blk);
+    }
+
+    v3_free_htable(mgr->blk_table, 0, 0);
+    v3_free_htable(mgr->net_table, 0, 0);
+    v3_free_htable(mgr->char_table, 0, 0);
+    v3_free_htable(mgr->cons_table, 0, 0);
+
+
+    return 0;
+}