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x86 and machine queue, 2017-01-17 

Includes i386, CPU, NUMA, and memory backends changes.
 
 i386:
  target/i386: Fix bad patch application to translate.c
 
 CPU:
  qmp: Report QOM type name on query-cpu-definitions
 
 NUMA:
  numa: make -numa parser dynamically allocate CPUs masks
 
 Memory backends:
  qom: remove unused header
  monitor: reuse user_creatable_add_opts() instead of user_creatable_add()
  monitor: fix qmp/hmp query-memdev not reporting IDs of memory backends
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Merge remote-tracking branch 'remotes/ehabkost/tags/x86-and-machine-pull-request' into staging

x86 and machine queue, 2017-01-17

Includes i386, CPU, NUMA, and memory backends changes.

i386:
 target/i386: Fix bad patch application to translate.c

CPU:
 qmp: Report QOM type name on query-cpu-definitions

NUMA:
 numa: make -numa parser dynamically allocate CPUs masks

Memory backends:
 qom: remove unused header
 monitor: reuse user_creatable_add_opts() instead of user_creatable_add()
 monitor: fix qmp/hmp query-memdev not reporting IDs of memory backends

# gpg: Signature made Thu 12 Jan 2017 17:53:11 GMT
# gpg:                using RSA key 0x2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-and-machine-pull-request:
  qmp: Report QOM type name on query-cpu-definitions
  numa: make -numa parser dynamically allocate CPUs masks
  target/i386: Fix bad patch application to translate.c
  monitor: fix qmp/hmp query-memdev not reporting IDs of memory backends
  monitor: reuse user_creatable_add_opts() instead of user_creatable_add()
  qom: remove unused header

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-01-13 14:38:21 +00:00
parent fdbd92f738 8ed877b784
commit b6af8ea602
16 changed files with 88 additions and 107 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
backends/hostmem.c
View File

@ -348,6 +348,24 @@ host_memory_backend_can_be_deleted(UserCreatable *uc, Error **errp)
}
}
static char *get_id(Object *o, Error **errp)
{
HostMemoryBackend *backend = MEMORY_BACKEND(o);
return g_strdup(backend->id);
}
static void set_id(Object *o, const char *str, Error **errp)
{
HostMemoryBackend *backend = MEMORY_BACKEND(o);
if (backend->id) {
error_setg(errp, "cannot change property value");
return;
}
backend->id = g_strdup(str);
}
static void
host_memory_backend_class_init(ObjectClass *oc, void *data)
{
@ -377,6 +395,13 @@ host_memory_backend_class_init(ObjectClass *oc, void *data)
HostMemPolicy_lookup,
host_memory_backend_get_policy,
host_memory_backend_set_policy, &error_abort);
object_class_property_add_str(oc, "id", get_id, set_id, &error_abort);
}
static void host_memory_backend_finalize(Object *o)
{
HostMemoryBackend *backend = MEMORY_BACKEND(o);
g_free(backend->id);
}
static const TypeInfo host_memory_backend_info = {
@ -387,6 +412,7 @@ static const TypeInfo host_memory_backend_info = {
.class_init = host_memory_backend_class_init,
.instance_size = sizeof(HostMemoryBackend),
.instance_init = host_memory_backend_init,
.instance_finalize = host_memory_backend_finalize,
.interfaces = (InterfaceInfo[]) {
{ TYPE_USER_CREATABLE },
{ }

1
docs/qmp-commands.txt
View File

@ -3529,6 +3529,7 @@ Example (1):
"policy": "bind"
},
{
"id": "mem1",
"size": 536870912,
"merge": false,
"dump": true,

10
hmp.c
View File

@ -1808,7 +1808,6 @@ void hmp_object_add(Monitor *mon, const QDict *qdict)
{
Error *err = NULL;
QemuOpts *opts;
Visitor *v;
Object *obj = NULL;
opts = qemu_opts_from_qdict(qemu_find_opts("object"), qdict, &err);
@ -1817,9 +1816,7 @@ void hmp_object_add(Monitor *mon, const QDict *qdict)
return;
}
v = opts_visitor_new(opts);
obj = user_creatable_add(qdict, v, &err);
visit_free(v);
obj = user_creatable_add_opts(opts, &err);
qemu_opts_del(opts);
if (err) {
@ -2081,13 +2078,11 @@ void hmp_info_memdev(Monitor *mon, const QDict *qdict)
MemdevList *m = memdev_list;
Visitor *v;
char *str;
int i = 0;
while (m) {
v = string_output_visitor_new(false, &str);
visit_type_uint16List(v, NULL, &m->value->host_nodes, NULL);
monitor_printf(mon, "memory backend: %d\n", i);
monitor_printf(mon, "memory backend: %s\n", m->value->id);
monitor_printf(mon, " size: %" PRId64 "\n", m->value->size);
monitor_printf(mon, " merge: %s\n",
m->value->merge ? "true" : "false");
@ -2103,7 +2098,6 @@ void hmp_info_memdev(Monitor *mon, const QDict *qdict)
g_free(str);
visit_free(v);
m = m->next;
i++;
}
monitor_printf(mon, "\n");

17
include/qom/object_interfaces.h
View File

@ -75,23 +75,6 @@ void user_creatable_complete(Object *obj, Error **errp);
*/
bool user_creatable_can_be_deleted(UserCreatable *uc, Error **errp);
/**
* user_creatable_add:
* @qdict: the object definition
* @v: the visitor
* @errp: if an error occurs, a pointer to an area to store the error
*
* Create an instance of the user creatable object whose type
* is defined in @qdict by the 'qom-type' field, placing it
* in the object composition tree with name provided by the
* 'id' field. The remaining fields in @qdict are used to
* initialize the object properties.
*
* Returns: the newly created object or NULL on error
*/
Object *user_creatable_add(const QDict *qdict,
Visitor *v, Error **errp);
/**
* user_creatable_add_type:
* @type: the object type name

1
include/sysemu/hostmem.h
View File

@ -52,6 +52,7 @@ struct HostMemoryBackend {
Object parent;
/* protected */
char *id;
uint64_t size;
bool merge, dump;
bool prealloc, force_prealloc, is_mapped;

2
include/sysemu/numa.h
View File

@ -17,7 +17,7 @@ struct numa_addr_range {
typedef struct node_info {
uint64_t node_mem;
DECLARE_BITMAP(node_cpu, MAX_CPUMASK_BITS);
unsigned long *node_cpu;
struct HostMemoryBackend *node_memdev;
bool present;
QLIST_HEAD(, numa_addr_range) addr; /* List to store address ranges */

7
include/sysemu/sysemu.h
View File

@ -168,13 +168,6 @@ extern int mem_prealloc;
#define MAX_NODES 128
#define NUMA_NODE_UNASSIGNED MAX_NODES
/* The following shall be true for all CPUs:
* cpu->cpu_index < max_cpus <= MAX_CPUMASK_BITS
*
* Note that cpu->get_arch_id() may be larger than MAX_CPUMASK_BITS.
*/
#define MAX_CPUMASK_BITS 288
#define MAX_OPTION_ROMS 16
typedef struct QEMUOptionRom {
const char *name;

24
numa.c
View File

@ -266,20 +266,19 @@ static char *enumerate_cpus(unsigned long *cpus, int max_cpus)
static void validate_numa_cpus(void)
{
int i;
DECLARE_BITMAP(seen_cpus, MAX_CPUMASK_BITS);
unsigned long *seen_cpus = bitmap_new(max_cpus);
bitmap_zero(seen_cpus, MAX_CPUMASK_BITS);
for (i = 0; i < nb_numa_nodes; i++) {
if (bitmap_intersects(seen_cpus, numa_info[i].node_cpu,
MAX_CPUMASK_BITS)) {
if (bitmap_intersects(seen_cpus, numa_info[i].node_cpu, max_cpus)) {
bitmap_and(seen_cpus, seen_cpus,
numa_info[i].node_cpu, MAX_CPUMASK_BITS);
numa_info[i].node_cpu, max_cpus);
error_report("CPU(s) present in multiple NUMA nodes: %s",
enumerate_cpus(seen_cpus, max_cpus));
g_free(seen_cpus);
exit(EXIT_FAILURE);
}
bitmap_or(seen_cpus, seen_cpus,
numa_info[i].node_cpu, MAX_CPUMASK_BITS);
numa_info[i].node_cpu, max_cpus);
}
if (!bitmap_full(seen_cpus, max_cpus)) {
@ -291,12 +290,17 @@ static void validate_numa_cpus(void)
"in NUMA config");
g_free(msg);
}
g_free(seen_cpus);
}
void parse_numa_opts(MachineClass *mc)
{
int i;
for (i = 0; i < MAX_NODES; i++) {
numa_info[i].node_cpu = bitmap_new(max_cpus);
}
if (qemu_opts_foreach(qemu_find_opts("numa"), parse_numa, NULL, NULL)) {
exit(1);
}
@ -362,7 +366,7 @@ void parse_numa_opts(MachineClass *mc)
numa_set_mem_ranges();
for (i = 0; i < nb_numa_nodes; i++) {
if (!bitmap_empty(numa_info[i].node_cpu, MAX_CPUMASK_BITS)) {
if (!bitmap_empty(numa_info[i].node_cpu, max_cpus)) {
break;
}
}
@ -397,6 +401,7 @@ void numa_post_machine_init(void)
CPU_FOREACH(cpu) {
for (i = 0; i < nb_numa_nodes; i++) {
assert(cpu->cpu_index < max_cpus);
if (test_bit(cpu->cpu_index, numa_info[i].node_cpu)) {
cpu->numa_node = i;
}
@ -518,6 +523,9 @@ static int query_memdev(Object *obj, void *opaque)
m->value = g_malloc0(sizeof(*m->value));
m->value->id = object_property_get_str(obj, "id", NULL);
m->value->has_id = !!m->value->id;
m->value->size = object_property_get_int(obj, "size",
&error_abort);
m->value->merge = object_property_get_bool(obj, "merge",
@ -555,6 +563,8 @@ int numa_get_node_for_cpu(int idx)
{
int i;
assert(idx < max_cpus);
for (i = 0; i < nb_numa_nodes; i++) {
if (test_bit(idx, numa_info[i].node_cpu)) {
break;

8
qapi-schema.json
View File

@ -3221,6 +3221,9 @@
# @unavailable-features: #optional List of properties that prevent
# the CPU model from running in the current
# host. (since 2.8)
# @typename: Type name that can be used as argument to @device-list-properties,
# to introspect properties configurable using -cpu or -global.
# (since 2.9)
#
# @unavailable-features is a list of QOM property names that
# represent CPU model attributes that prevent the CPU from running.
@ -3242,7 +3245,7 @@
##
{ 'struct': 'CpuDefinitionInfo',
'data': { 'name': 'str', '*migration-safe': 'bool', 'static': 'bool',
'*unavailable-features': [ 'str' ] } }
'*unavailable-features': [ 'str' ], 'typename': 'str' } }
##
# @query-cpu-definitions:
@ -4457,6 +4460,8 @@
#
# Information about memory backend
#
# @id: #optional backend's ID if backend has 'id' property (since 2.9)
#
# @size: memory backend size
#
# @merge: enables or disables memory merge support
@ -4473,6 +4478,7 @@
##
{ 'struct': 'Memdev',
'data': {
'*id': 'str',
'size': 'size',
'merge': 'bool',
'dump': 'bool',

80
qom/object_interfaces.c
View File

@ -3,7 +3,6 @@
#include "qom/object_interfaces.h"
#include "qemu/module.h"
#include "qapi-visit.h"
#include "qapi/qobject-output-visitor.h"
#include "qapi/opts-visitor.h"
void user_creatable_complete(Object *obj, Error **errp)
@ -35,57 +34,6 @@ bool user_creatable_can_be_deleted(UserCreatable *uc, Error **errp)
}
}
Object *user_creatable_add(const QDict *qdict,
Visitor *v, Error **errp)
{
char *type = NULL;
char *id = NULL;
Object *obj = NULL;
Error *local_err = NULL;
QDict *pdict;
pdict = qdict_clone_shallow(qdict);
visit_start_struct(v, NULL, NULL, 0, &local_err);
if (local_err) {
goto out;
}
qdict_del(pdict, "qom-type");
visit_type_str(v, "qom-type", &type, &local_err);
if (local_err) {
goto out_visit;
}
qdict_del(pdict, "id");
visit_type_str(v, "id", &id, &local_err);
if (local_err) {
goto out_visit;
}
visit_check_struct(v, &local_err);
if (local_err) {
goto out_visit;
}
obj = user_creatable_add_type(type, id, pdict, v, &local_err);
out_visit:
visit_end_struct(v, NULL);
out:
QDECREF(pdict);
g_free(id);
g_free(type);
if (local_err) {
error_propagate(errp, local_err);
object_unref(obj);
return NULL;
}
return obj;
}
Object *user_creatable_add_type(const char *type, const char *id,
const QDict *qdict,
Visitor *v, Error **errp)
@ -114,6 +62,12 @@ Object *user_creatable_add_type(const char *type, const char *id,
assert(qdict);
obj = object_new(type);
if (object_property_find(obj, "id", NULL)) {
object_property_set_str(obj, id, "id", &local_err);
if (local_err) {
goto out;
}
}
visit_start_struct(v, NULL, NULL, 0, &local_err);
if (local_err) {
goto out;
@ -158,13 +112,27 @@ Object *user_creatable_add_opts(QemuOpts *opts, Error **errp)
{
Visitor *v;
QDict *pdict;
Object *obj = NULL;
Object *obj;
const char *id = qemu_opts_id(opts);
const char *type = qemu_opt_get(opts, "qom-type");
if (!type) {
error_setg(errp, QERR_MISSING_PARAMETER, "qom-type");
return NULL;
}
if (!id) {
error_setg(errp, QERR_MISSING_PARAMETER, "id");
return NULL;
}
pdict = qemu_opts_to_qdict(opts, NULL);
qdict_del(pdict, "qom-type");
qdict_del(pdict, "id");
v = opts_visitor_new(opts);
pdict = qemu_opts_to_qdict(opts, NULL);
obj = user_creatable_add(pdict, v, errp);
obj = user_creatable_add_type(type, id, pdict, v, errp);
visit_free(v);
QDECREF(pdict);
return obj;
}

1
target/arm/helper.c
View File

@ -5214,6 +5214,7 @@ static void arm_cpu_add_definition(gpointer data, gpointer user_data)
info = g_malloc0(sizeof(*info));
info->name = g_strndup(typename,
strlen(typename) - strlen("-" TYPE_ARM_CPU));
info->q_typename = g_strdup(typename);
entry = g_malloc0(sizeof(*entry));
entry->value = info;

1
target/i386/cpu.c
View File

@ -2235,6 +2235,7 @@ static void x86_cpu_definition_entry(gpointer data, gpointer user_data)
info->name = x86_cpu_class_get_model_name(cc);
x86_cpu_class_check_missing_features(cc, &info->unavailable_features);
info->has_unavailable_features = true;
info->q_typename = g_strdup(object_class_get_name(oc));
entry = g_malloc0(sizeof(*entry));
entry->value = info;

10
target/i386/translate.c
View File

@ -6443,10 +6443,7 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
tcg_const_i32(s->pc - s->cs_base));
set_cc_op(s, CC_OP_EFLAGS);
}
/* TF handling for the syscall insn is different. The TF bit is checked
after the syscall insn completes. This allows #DB to not be
generated after one has entered CPL0 if TF is set in FMASK. */
gen_eob_worker(s, false, true);
gen_eob(s);
break;
case 0xe8: /* call im */
{
@ -7124,7 +7121,10 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
gen_helper_syscall(cpu_env, tcg_const_i32(s->pc - pc_start));
gen_eob(s);
/* TF handling for the syscall insn is different. The TF bit is checked
after the syscall insn completes. This allows #DB to not be
generated after one has entered CPL0 if TF is set in FMASK. */
gen_eob_worker(s, false, true);
break;
case 0x107: /* sysret */
if (!s->pe) {

1
target/ppc/translate_init.c
View File

@ -10305,6 +10305,7 @@ CpuDefinitionInfoList *arch_query_cpu_definitions(Error **errp)
info = g_malloc0(sizeof(*info));
info->name = g_strdup(alias->alias);
info->q_typename = g_strdup(object_class_get_name(oc));
entry = g_malloc0(sizeof(*entry));
entry->value = info;

1
target/s390x/cpu_models.c
View File

@ -290,6 +290,7 @@ static void create_cpu_model_list(ObjectClass *klass, void *opaque)
info->has_migration_safe = true;
info->migration_safe = scc->is_migration_safe;
info->q_static = scc->is_static;
info->q_typename = g_strdup(object_class_get_name(klass));
entry = g_malloc0(sizeof(*entry));

5
vl.c
View File

@ -1277,11 +1277,6 @@ static void smp_parse(QemuOpts *opts)
max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus);
if (max_cpus > MAX_CPUMASK_BITS) {
error_report("unsupported number of maxcpus");
exit(1);
}
if (max_cpus < cpus) {
error_report("maxcpus must be equal to or greater than smp");
exit(1);