#endif
+static const char default_strategy[] = "VTLB";
+
static struct hashtable * master_shdw_pg_table = NULL;
int v3_init_shdw_impl(struct v3_vm_info * vm) {
struct v3_shdw_impl_state * impl_state = &(vm->shdw_impl);
v3_cfg_tree_t * pg_cfg = v3_cfg_subtree(vm->cfg_data->cfg, "paging");
- char * type_name = v3_cfg_val(pg_cfg, "type");
- char * impl_name = v3_cfg_val(pg_cfg, "mode");
+ char * pg_mode = v3_cfg_val(pg_cfg, "mode");
+ char * pg_strat = v3_cfg_val(pg_cfg, "strategy");
struct v3_shdw_pg_impl * impl = NULL;
PrintDebug("Checking if shadow paging requested.\n");
- if (type_name && (strcasecmp(type_name, "nested") == 0)) {
+ if ((pg_mode != NULL) && (strcasecmp(pg_mode, "nested") == 0)) {
PrintDebug("Nested paging specified - not initializing shadow paging.\n");
return 0;
}
+
+ if (pg_strat == NULL) {
+ pg_strat = (char *)default_strategy;
+ }
V3_Print("Initialization of Shadow Paging implementation\n");
- impl = (struct v3_shdw_pg_impl *)v3_htable_search(master_shdw_pg_table, (addr_t)impl_name);
+ impl = (struct v3_shdw_pg_impl *)v3_htable_search(master_shdw_pg_table, (addr_t)pg_strat);
if (impl == NULL) {
- PrintError("Could not find shadow paging impl (%s)\n", impl_name);
+ PrintError("Could not find shadow paging impl (%s)\n", pg_strat);
return -1;
}