X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvmm_mem_hook.c;h=e4e1d98541c4987f68c849309f76263cf757362c;hb=9d346ee2cf8a7f2a79dc4929b8e0416de7d8f8c8;hp=99730d5c92a385287492022a6856f13298643488;hpb=d16a049efb78e13e98ffdbaa8564d4ddc1be7f00;p=palacios.git

diff --git a/palacios/src/palacios/vmm_mem_hook.c b/palacios/src/palacios/vmm_mem_hook.c
index 99730d5..e4e1d98 100644
--- a/palacios/src/palacios/vmm_mem_hook.c
+++ b/palacios/src/palacios/vmm_mem_hook.c
@@ -81,6 +81,8 @@ int v3_init_mem_hooks(struct v3_vm_info * vm) {
 
     hooks->reg_table = v3_create_htable(0, mem_hash_fn, mem_eq_fn);
 
+    hooks->inited=1;
+
     return 0;
 }
 
@@ -93,6 +95,10 @@ int v3_deinit_mem_hooks(struct v3_vm_info * vm) {
     struct mem_hook * tmp = NULL;
 
 
+    if (!hooks->inited) { 
+	return 0;
+    }
+
     // This is nasty...
     // We delete the hook info but leave its memory region intact
     // We rely on the memory map to clean up any orphaned regions as a result of this
@@ -505,6 +511,7 @@ static int free_hook(struct v3_vm_info * vm, struct mem_hook * hook) {
 // We do not support unhooking subregions
 int v3_unhook_mem(struct v3_vm_info * vm, uint16_t core_id, addr_t guest_addr_start) {
     struct v3_mem_region * reg = v3_get_mem_region(vm, core_id, guest_addr_start);
+    struct v3_mem_hooks * hooks = &(vm->mem_hooks);
     struct mem_hook * hook = NULL;
 
     if (reg == NULL) {
@@ -522,6 +529,8 @@ int v3_unhook_mem(struct v3_vm_info * vm, uint16_t core_id, addr_t guest_addr_st
     
     free_hook(vm, hook);
 
+    v3_htable_remove(hooks->reg_table, (addr_t)reg, 0);
+
     return 0;
 }