1 files changed, 13 insertions, 2 deletions

diff --git a/hw/acpi/hmat.c b/hw/acpi/hmat.c
index 3042d223c8..9b1662b6b8 100644
--- a/hw/acpi/hmat.c
+++ b/hw/acpi/hmat.c
@@ -78,6 +78,7 @@ static void build_hmat_lb(GArray *table_data, HMAT_LB_Info *hmat_lb,
                           uint32_t *initiator_list)
 {
     int i, index;
+    uint32_t initiator_to_index[MAX_NODES] = {};
     HMAT_LB_Data *lb_data;
     uint16_t *entry_list;
     uint32_t base;
@@ -121,6 +122,8 @@ static void build_hmat_lb(GArray *table_data, HMAT_LB_Info *hmat_lb,
     /* Initiator Proximity Domain List */
     for (i = 0; i < num_initiator; i++) {
         build_append_int_noprefix(table_data, initiator_list[i], 4);
+        /* Reverse mapping for array possitions */
+        initiator_to_index[initiator_list[i]] = i;
     }
 
     /* Target Proximity Domain List */
@@ -132,7 +135,8 @@ static void build_hmat_lb(GArray *table_data, HMAT_LB_Info *hmat_lb,
     entry_list = g_new0(uint16_t, num_initiator * num_target);
     for (i = 0; i < hmat_lb->list->len; i++) {
         lb_data = &g_array_index(hmat_lb->list, HMAT_LB_Data, i);
-        index = lb_data->initiator * num_target + lb_data->target;
+        index = initiator_to_index[lb_data->initiator] * num_target +
+            lb_data->target;
 
         entry_list[index] = (uint16_t)(lb_data->data / hmat_lb->base);
     }
@@ -204,6 +208,13 @@ static void hmat_build_table_structs(GArray *table_data, NumaState *numa_state)
     build_append_int_noprefix(table_data, 0, 4); /* Reserved */
 
     for (i = 0; i < numa_state->num_nodes; i++) {
+        /*
+         * Linux rejects whole HMAT table if a node with no memory
+         * has one of these structures listing it as a target.
+         */
+        if (!numa_state->nodes[i].node_mem) {
+            continue;
+        }
         flags = 0;
 
         if (numa_state->nodes[i].initiator < MAX_NODES) {
@@ -214,7 +225,7 @@ static void hmat_build_table_structs(GArray *table_data, NumaState *numa_state)
     }
 
     for (i = 0; i < numa_state->num_nodes; i++) {
-        if (numa_state->nodes[i].has_cpu) {
+        if (numa_state->nodes[i].has_cpu || numa_state->nodes[i].has_gi) {
             initiator_list[num_initiator++] = i;
         }
     }