block: Drop bdrv_find

[qemu.git] / numa.c

diff --git a/numa.c b/numa.c
index c78cec96a845c7fbe745dd0bb2a6d59e73d3a062..ffbec68fd8544f1d17d1d0de83bda01421b0c5ba 100644 (file)
--- a/numa.c
+++ b/numa.c
@@ -22,7 +22,7 @@
  * THE SOFTWARE.
  */
 
-#include "sysemu/sysemu.h"
+#include "sysemu/numa.h"
 #include "exec/cpu-common.h"
 #include "qemu/bitmap.h"
 #include "qom/cpu.h"
@@ -35,6 +35,9 @@
 #include "hw/boards.h"
 #include "sysemu/hostmem.h"
 #include "qmp-commands.h"
+#include "hw/mem/pc-dimm.h"
+#include "qemu/option.h"
+#include "qemu/config-file.h"
 
 QemuOptsList qemu_numa_opts = {
     .name = "numa",
@@ -44,6 +47,11 @@ QemuOptsList qemu_numa_opts = {
 };
 
 static int have_memdevs = -1;
+static int max_numa_nodeid; /* Highest specified NUMA node ID, plus one.
+                             * For all nodes, nodeid < max_numa_nodeid
+                             */
+int nb_numa_nodes;
+NodeInfo numa_info[MAX_NODES];
 
 static void numa_node_parse(NumaNodeOptions *node, QemuOpts *opts, Error **errp)
 {
@@ -58,7 +66,7 @@ static void numa_node_parse(NumaNodeOptions *node, QemuOpts *opts, Error **errp)
 
     if (nodenr >= MAX_NODES) {
         error_setg(errp, "Max number of NUMA nodes reached: %"
-                   PRIu16 "\n", nodenr);
+                   PRIu16 "", nodenr);
         return;
     }
 
@@ -77,7 +85,7 @@ static void numa_node_parse(NumaNodeOptions *node, QemuOpts *opts, Error **errp)
     }
 
     if (node->has_mem && node->has_memdev) {
-        error_setg(errp, "qemu: cannot specify both mem= and memdev=\n");
+        error_setg(errp, "qemu: cannot specify both mem= and memdev=");
         return;
     }
 
@@ -86,7 +94,7 @@ static void numa_node_parse(NumaNodeOptions *node, QemuOpts *opts, Error **errp)
     }
     if (node->has_memdev != have_memdevs) {
         error_setg(errp, "qemu: memdev option must be specified for either "
-                   "all or no nodes\n");
+                   "all or no nodes");
         return;
     }
 
@@ -115,7 +123,7 @@ static void numa_node_parse(NumaNodeOptions *node, QemuOpts *opts, Error **errp)
     max_numa_nodeid = MAX(max_numa_nodeid, nodenr + 1);
 }
 
-int numa_init_func(QemuOpts *opts, void *opaque)
+static int parse_numa(QemuOpts *opts, void *opaque)
 {
     NumaOptions *object = NULL;
     Error *err = NULL;
@@ -145,8 +153,7 @@ int numa_init_func(QemuOpts *opts, void *opaque)
     return 0;
 
 error:
-    qerror_report_err(err);
-    error_free(err);
+    error_report_err(err);
 
     if (object) {
         QapiDeallocVisitor *dv = qapi_dealloc_visitor_new();
@@ -158,10 +165,15 @@ error:
     return -1;
 }
 
-void set_numa_nodes(void)
+void parse_numa_opts(void)
 {
     int i;
 
+    if (qemu_opts_foreach(qemu_find_opts("numa"), parse_numa,
+                          NULL, 1) != 0) {
+        exit(1);
+    }
+
     assert(max_numa_nodeid <= MAX_NODES);
 
     /* No support for sparse NUMA node IDs yet: */
@@ -233,7 +245,7 @@ void set_numa_nodes(void)
     }
 }
 
-void set_numa_modes(void)
+void numa_post_machine_init(void)
 {
     CPUState *cpu;
     int i;
@@ -261,16 +273,15 @@ static void allocate_system_memory_nonnuma(MemoryRegion *mr, Object *owner,
          * regular RAM allocation.
          */
         if (err) {
-            qerror_report_err(err);
-            error_free(err);
-            memory_region_init_ram(mr, owner, name, ram_size);
+            error_report_err(err);
+            memory_region_init_ram(mr, owner, name, ram_size, &error_abort);
         }
 #else
         fprintf(stderr, "-mem-path not supported on this host\n");
         exit(1);
 #endif
     } else {
-        memory_region_init_ram(mr, owner, name, ram_size);
+        memory_region_init_ram(mr, owner, name, ram_size, &error_abort);
     }
     vmstate_register_ram_global(mr);
 }
@@ -297,7 +308,7 @@ void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner,
         }
         MemoryRegion *seg = host_memory_backend_get_memory(backend, &local_err);
         if (local_err) {
-            qerror_report_err(local_err);
+            error_report_err(local_err);
             exit(1);
         }
 
@@ -315,13 +326,51 @@ void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner,
     }
 }
 
+static void numa_stat_memory_devices(uint64_t node_mem[])
+{
+    MemoryDeviceInfoList *info_list = NULL;
+    MemoryDeviceInfoList **prev = &info_list;
+    MemoryDeviceInfoList *info;
+
+    qmp_pc_dimm_device_list(qdev_get_machine(), &prev);
+    for (info = info_list; info; info = info->next) {
+        MemoryDeviceInfo *value = info->value;
+
+        if (value) {
+            switch (value->kind) {
+            case MEMORY_DEVICE_INFO_KIND_DIMM:
+                node_mem[value->dimm->node] += value->dimm->size;
+                break;
+            default:
+                break;
+            }
+        }
+    }
+    qapi_free_MemoryDeviceInfoList(info_list);
+}
+
+void query_numa_node_mem(uint64_t node_mem[])
+{
+    int i;
+
+    if (nb_numa_nodes <= 0) {
+        return;
+    }
+
+    numa_stat_memory_devices(node_mem);
+    for (i = 0; i < nb_numa_nodes; i++) {
+        node_mem[i] += numa_info[i].node_mem;
+    }
+}
+
 static int query_memdev(Object *obj, void *opaque)
 {
     MemdevList **list = opaque;
+    MemdevList *m = NULL;
     Error *err = NULL;
 
     if (object_dynamic_cast(obj, TYPE_MEMORY_BACKEND)) {
-        MemdevList *m = g_malloc0(sizeof(*m));
+        m = g_malloc0(sizeof(*m));
 
         m->value = g_malloc0(sizeof(*m->value));
 
@@ -369,13 +418,16 @@ static int query_memdev(Object *obj, void *opaque)
 
     return 0;
 error:
+    g_free(m->value);
+    g_free(m);
+
     return -1;
 }
 
 MemdevList *qmp_query_memdev(Error **errp)
 {
     Object *obj;
-    MemdevList *list = NULL, *m;
+    MemdevList *list = NULL;
 
     obj = object_resolve_path("/objects", NULL);
     if (obj == NULL) {
@@ -389,11 +441,6 @@ MemdevList *qmp_query_memdev(Error **errp)
     return list;
 
 error:
-    while (list) {
-        m = list;
-        list = list->next;
-        g_free(m->value);
-        g_free(m);
-    }
+    qapi_free_MemdevList(list);
     return NULL;
 }