Merge tag 'pull-error-2024-04-24' of https://repo.or.cz/qemu/armbru into staging

Error reporting patches for 2024-04-24

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# gpg: Signature made Wed 24 Apr 2024 12:52:58 AM PDT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [undefined]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* tag 'pull-error-2024-04-24' of https://repo.or.cz/qemu/armbru:
  qapi: Inline and remove QERR_PROPERTY_VALUE_BAD definition
  qapi: Inline and remove QERR_MIGRATION_ACTIVE definition
  qapi: Correct error message for 'vcpu_dirty_limit' parameter
  qapi: Inline and remove QERR_INVALID_PARAMETER_TYPE definition
  qapi: Inline QERR_INVALID_PARAMETER_TYPE definition (constant value)
  qapi: Inline and remove QERR_INVALID_PARAMETER definition
  qapi: Inline and remove QERR_DEVICE_NO_HOTPLUG definition
  qapi: Inline and remove QERR_DEVICE_HAS_NO_MEDIUM definition
  qapi: Inline and remove QERR_BUS_NO_HOTPLUG definition
  error: Drop superfluous #include "qapi/qmp/qerror.h"

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

backends/iommufd.c

@@ -13,7 +13,6 @@
 #include "qemu/osdep.h"
 #include "sysemu/iommufd.h"
 #include "qapi/error.h"
-#include "qapi/qmp/qerror.h"
 #include "qemu/module.h"
 #include "qom/object_interfaces.h"
 #include "qemu/error-report.h"

block/snapshot.c

@@ -28,7 +28,6 @@
 #include "block/qdict.h"
 #include "qapi/error.h"
 #include "qapi/qmp/qdict.h"
-#include "qapi/qmp/qerror.h"
 #include "qapi/qmp/qstring.h"
 #include "qemu/option.h"
 #include "sysemu/block-backend.h"
@@ -359,7 +358,8 @@ int bdrv_snapshot_delete(BlockDriverState *bs,
     GLOBAL_STATE_CODE();
 
     if (!drv) {
-        error_setg(errp, QERR_DEVICE_HAS_NO_MEDIUM, bdrv_get_device_name(bs));
+        error_setg(errp, "Device '%s' has no medium",
+                   bdrv_get_device_name(bs));
         return -ENOMEDIUM;
     }
     if (!snapshot_id && !name) {
@@ -437,7 +437,8 @@ int bdrv_snapshot_load_tmp(BlockDriverState *bs,
     GRAPH_RDLOCK_GUARD_MAINLOOP();
 
     if (!drv) {
-        error_setg(errp, QERR_DEVICE_HAS_NO_MEDIUM, bdrv_get_device_name(bs));
+        error_setg(errp, "Device '%s' has no medium",
+                   bdrv_get_device_name(bs));
         return -ENOMEDIUM;
     }
     if (!snapshot_id && !name) {

blockdev.c

@@ -1395,7 +1395,7 @@ static void external_snapshot_action(TransactionAction *action,
     bdrv_drained_begin(state->old_bs);
 
     if (!bdrv_is_inserted(state->old_bs)) {
-        error_setg(errp, QERR_DEVICE_HAS_NO_MEDIUM,
+        error_setg(errp, "Device '%s' has no medium",
                    bdrv_get_device_or_node_name(state->old_bs));
         return;
     }

chardev/char-fe.c

@@ -24,7 +24,6 @@
 #include "qemu/osdep.h"
 #include "qemu/error-report.h"
 #include "qapi/error.h"
-#include "qapi/qmp/qerror.h"
 #include "sysemu/replay.h"
 
 #include "chardev/char-fe.h"

hw/core/qdev-properties.c

@@ -2,7 +2,6 @@
 #include "hw/qdev-properties.h"
 #include "qapi/error.h"
 #include "qapi/qapi-types-misc.h"
-#include "qapi/qmp/qerror.h"
 #include "qapi/qmp/qlist.h"
 #include "qemu/ctype.h"
 #include "qemu/error-report.h"
@@ -792,7 +791,7 @@ void error_set_from_qdev_prop_error(Error **errp, int ret, Object *obj,
         break;
     default:
     case -EINVAL:
-        error_setg(errp, QERR_PROPERTY_VALUE_BAD,
+        error_setg(errp, "Property '%s.%s' doesn't take value '%s'",
                    object_get_typename(obj), name, value);
         break;
     case -ENOENT:

hw/core/qdev.c

@@ -29,7 +29,6 @@
 #include "qapi/error.h"
 #include "qapi/qapi-events-qdev.h"
 #include "qapi/qmp/qdict.h"
-#include "qapi/qmp/qerror.h"
 #include "qapi/visitor.h"
 #include "qemu/error-report.h"
 #include "qemu/option.h"
@@ -479,7 +478,8 @@ static void device_set_realized(Object *obj, bool value, Error **errp)
     static int unattached_count;
 
     if (dev->hotplugged && !dc->hotpluggable) {
-        error_setg(errp, QERR_DEVICE_NO_HOTPLUG, object_get_typename(obj));
+        error_setg(errp, "Device '%s' does not support hotplugging",
+                   object_get_typename(obj));
         return;
     }
 

hw/ppc/spapr_pci.c

@@ -39,7 +39,6 @@
 #include "trace.h"
 #include "qemu/error-report.h"
 #include "qemu/module.h"
-#include "qapi/qmp/qerror.h"
 #include "hw/ppc/fdt.h"
 #include "hw/pci/pci_bridge.h"
 #include "hw/pci/pci_bus.h"
@@ -1554,7 +1553,7 @@ static void spapr_pci_pre_plug(HotplugHandler *plug_handler,
          * we need to let them know it's not enabled
          */
         if (plugged_dev->hotplugged) {
-            error_setg(errp, QERR_BUS_NO_HOTPLUG,
+            error_setg(errp, "Bus '%s' does not support hotplugging",
                        phb->parent_obj.bus->qbus.name);
             return;
         }
@@ -1675,7 +1674,7 @@ static void spapr_pci_unplug_request(HotplugHandler *plug_handler,
     SpaprDrc *drc = drc_from_dev(phb, pdev);
 
     if (!phb->dr_enabled) {
-        error_setg(errp, QERR_BUS_NO_HOTPLUG,
+        error_setg(errp, "Bus '%s' does not support hotplugging",
                    phb->parent_obj.bus->qbus.name);
         return;
     }

include/qapi/qmp/qerror.h

@@ -17,36 +17,15 @@
  * add new ones!
  */
 
-#define QERR_BUS_NO_HOTPLUG \
-    "Bus '%s' does not support hotplugging"
-
-#define QERR_DEVICE_HAS_NO_MEDIUM \
-    "Device '%s' has no medium"
-
-#define QERR_DEVICE_NO_HOTPLUG \
-    "Device '%s' does not support hotplugging"
-
-#define QERR_INVALID_PARAMETER \
-    "Invalid parameter '%s'"
-
-#define QERR_INVALID_PARAMETER_TYPE \
-    "Invalid parameter type for '%s', expected: %s"
-
 #define QERR_INVALID_PARAMETER_VALUE \
     "Parameter '%s' expects %s"
 
 #define QERR_IO_ERROR \
     "An IO error has occurred"
 
-#define QERR_MIGRATION_ACTIVE \
-    "There's a migration process in progress"
-
 #define QERR_MISSING_PARAMETER \
     "Parameter '%s' is missing"
 
-#define QERR_PROPERTY_VALUE_BAD \
-    "Property '%s.%s' doesn't take value '%s'"
-
 #define QERR_PROPERTY_VALUE_OUT_OF_RANGE \
     "Property %s.%s doesn't take value %" PRId64 " (minimum: %" PRId64 ", maximum: %" PRId64 ")"
 

migration/migration.c

@@ -1956,7 +1956,7 @@ static bool migrate_prepare(MigrationState *s, bool blk, bool blk_inc,
     }
 
     if (migration_is_running()) {
-        error_setg(errp, QERR_MIGRATION_ACTIVE);
+        error_setg(errp, "There's a migration process in progress");
         return false;
     }
 

migration/options.c

@@ -685,7 +685,7 @@ bool migrate_cap_set(int cap, bool value, Error **errp)
     bool new_caps[MIGRATION_CAPABILITY__MAX];
 
     if (migration_is_running()) {
-        error_setg(errp, QERR_MIGRATION_ACTIVE);
+        error_setg(errp, "There's a migration process in progress");
         return false;
     }
 
@@ -729,7 +729,7 @@ void qmp_migrate_set_capabilities(MigrationCapabilityStatusList *params,
     bool new_caps[MIGRATION_CAPABILITY__MAX];
 
     if (migration_is_running() || migration_in_colo_state()) {
-        error_setg(errp, QERR_MIGRATION_ACTIVE);
+        error_setg(errp, "There's a migration process in progress");
         return;
     }
 
@@ -1286,9 +1286,8 @@ bool migrate_params_check(MigrationParameters *params, Error **errp)
 
     if (params->has_vcpu_dirty_limit &&
         (params->vcpu_dirty_limit < 1)) {
-        error_setg(errp, QERR_INVALID_PARAMETER_VALUE,
-                   "vcpu_dirty_limit",
-                   "is invalid, it must greater then 1 MB/s");
+        error_setg(errp,
+                   "Parameter 'vcpu_dirty_limit' must be greater than 1 MB/s");
         return false;
     }
 

migration/savevm.c

@@ -1707,7 +1707,7 @@ static int qemu_savevm_state(QEMUFile *f, Error **errp)
     MigrationStatus status;
 
     if (migration_is_running()) {
-        error_setg(errp, QERR_MIGRATION_ACTIVE);
+        error_setg(errp, "There's a migration process in progress");
         return -EINVAL;
     }
 

qapi/opts-visitor.c

@@ -184,7 +184,7 @@ opts_check_struct(Visitor *v, Error **errp)
         const QemuOpt *first;
 
         first = g_queue_peek_head(any);
-        error_setg(errp, QERR_INVALID_PARAMETER, first->name);
+        error_setg(errp, "Invalid parameter '%s'", first->name);
         return false;
     }
     return true;

qapi/qobject-input-visitor.c

@@ -288,8 +288,8 @@ static bool qobject_input_start_struct(Visitor *v, const char *name, void **obj,
         return false;
     }
     if (qobject_type(qobj) != QTYPE_QDICT) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "object");
+        error_setg(errp, "Invalid parameter type for '%s', expected: object",
+                   full_name(qiv, name));
         return false;
     }
 
@@ -326,8 +326,8 @@ static bool qobject_input_start_list(Visitor *v, const char *name,
         return false;
     }
     if (qobject_type(qobj) != QTYPE_QLIST) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "array");
+        error_setg(errp, "Invalid parameter type for '%s', expected: array",
+                   full_name(qiv, name));
         return false;
     }
 
@@ -405,8 +405,8 @@ static bool qobject_input_type_int64(Visitor *v, const char *name, int64_t *obj,
     }
     qnum = qobject_to(QNum, qobj);
     if (!qnum || !qnum_get_try_int(qnum, obj)) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "integer");
+        error_setg(errp, "Invalid parameter type for '%s', expected: integer",
+                   full_name(qiv, name));
         return false;
     }
     return true;
@@ -494,8 +494,8 @@ static bool qobject_input_type_bool(Visitor *v, const char *name, bool *obj,
     }
     qbool = qobject_to(QBool, qobj);
     if (!qbool) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "boolean");
+        error_setg(errp, "Invalid parameter type for '%s', expected: boolean",
+                   full_name(qiv, name));
         return false;
     }
 
@@ -534,8 +534,8 @@ static bool qobject_input_type_str(Visitor *v, const char *name, char **obj,
     }
     qstr = qobject_to(QString, qobj);
     if (!qstr) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "string");
+        error_setg(errp, "Invalid parameter type for '%s', expected: string",
+                   full_name(qiv, name));
         return false;
     }
 
@@ -565,8 +565,8 @@ static bool qobject_input_type_number(Visitor *v, const char *name, double *obj,
     }
     qnum = qobject_to(QNum, qobj);
     if (!qnum) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "number");
+        error_setg(errp, "Invalid parameter type for '%s', expected: number",
+                   full_name(qiv, name));
         return false;
     }
 
@@ -587,8 +587,8 @@ static bool qobject_input_type_number_keyval(Visitor *v, const char *name,
 
     if (qemu_strtod_finite(str, NULL, &val)) {
         /* TODO report -ERANGE more nicely */
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "number");
+        error_setg(errp, "Invalid parameter type for '%s', expected: number",
+                   full_name(qiv, name));
         return false;
     }
 
@@ -623,8 +623,8 @@ static bool qobject_input_type_null(Visitor *v, const char *name,
     }
 
     if (qobject_type(qobj) != QTYPE_QNULL) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
-                   full_name(qiv, name), "null");
+        error_setg(errp, "Invalid parameter type for '%s', expected: null",
+                   full_name(qiv, name));
         return false;
     }
     *obj = qnull();

qapi/string-input-visitor.c

@@ -353,8 +353,8 @@ static bool parse_type_number(Visitor *v, const char *name, double *obj,
 
     assert(siv->lm == LM_NONE);
     if (qemu_strtod_finite(siv->string, NULL, &val)) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
-                   "number");
+        error_setg(errp, "Invalid parameter type for '%s', expected: number",
+                   name ? name : "null");
         return false;
     }
 
@@ -371,8 +371,8 @@ static bool parse_type_null(Visitor *v, const char *name, QNull **obj,
     *obj = NULL;
 
     if (siv->string[0]) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
-                   "null");
+        error_setg(errp, "Invalid parameter type for '%s', expected: null",
+                   name ? name : "null");
         return false;
     }
 

qom/object.c

@@ -23,7 +23,6 @@
 #include "qapi/qobject-input-visitor.h"
 #include "qapi/forward-visitor.h"
 #include "qapi/qapi-builtin-visit.h"
-#include "qapi/qmp/qerror.h"
 #include "qapi/qmp/qjson.h"
 #include "trace.h"
 
@@ -1495,7 +1494,8 @@ char *object_property_get_str(Object *obj, const char *name,
     }
     qstring = qobject_to(QString, ret);
     if (!qstring) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "string");
+        error_setg(errp, "Invalid parameter type for '%s', expected: string",
+                   name);
         retval = NULL;
     } else {
         retval = g_strdup(qstring_get_str(qstring));
@@ -1556,7 +1556,8 @@ bool object_property_get_bool(Object *obj, const char *name,
     }
     qbool = qobject_to(QBool, ret);
     if (!qbool) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "boolean");
+        error_setg(errp, "Invalid parameter type for '%s', expected: boolean",
+                   name);
         retval = false;
     } else {
         retval = qbool_get_bool(qbool);
@@ -1589,7 +1590,8 @@ int64_t object_property_get_int(Object *obj, const char *name,
 
     qnum = qobject_to(QNum, ret);
     if (!qnum || !qnum_get_try_int(qnum, &retval)) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "int");
+        error_setg(errp, "Invalid parameter type for '%s', expected: int",
+                   name);
         retval = -1;
     }
 
@@ -1663,7 +1665,8 @@ uint64_t object_property_get_uint(Object *obj, const char *name,
     }
     qnum = qobject_to(QNum, ret);
     if (!qnum || !qnum_get_try_uint(qnum, &retval)) {
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "uint");
+        error_setg(errp, "Invalid parameter type for '%s', expected: uint",
+                   name);
         retval = 0;
     }
 
@@ -1908,7 +1911,8 @@ static Object *object_resolve_link(Object *obj, const char *name,
     } else if (!target) {
         target = object_resolve_path(path, &ambiguous);
         if (target || ambiguous) {
-            error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, target_type);
+            error_setg(errp, "Invalid parameter type for '%s', expected: %s",
+                             name, target_type);
         } else {
             error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
                       "Device '%s' not found", path);

scripts/qapi/visit.py

@@ -278,8 +278,8 @@ def gen_visit_alternate(name: str, variants: QAPISchemaVariants) -> str:
         abort();
     default:
         assert(visit_is_input(v));
-        error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
-                   "%(name)s");
+        error_setg(errp, "Invalid parameter type for '%%s', expected: %(name)s",
+                         name ? name : "null");
         /* Avoid passing invalid *obj to qapi_free_%(c_name)s() */
         g_free(*obj);
         *obj = NULL;
@@ -356,7 +356,6 @@ def _begin_user_module(self, name: str) -> None:
         self._genc.preamble_add(mcgen('''
 #include "qemu/osdep.h"
 #include "qapi/error.h"
-#include "qapi/qmp/qerror.h"
 #include "%(visit)s.h"
 ''',
                                       visit=visit))

system/qdev-monitor.c

@@ -660,7 +660,8 @@ DeviceState *qdev_device_add_from_qdict(const QDict *opts,
 
     if (qdev_should_hide_device(opts, from_json, errp)) {
         if (bus && !qbus_is_hotpluggable(bus)) {
-            error_setg(errp, QERR_BUS_NO_HOTPLUG, bus->name);
+            error_setg(errp, "Bus '%s' does not support hotplugging",
+                       bus->name);
         }
         return NULL;
     } else if (*errp) {
@@ -668,7 +669,7 @@ DeviceState *qdev_device_add_from_qdict(const QDict *opts,
     }
 
     if (phase_check(PHASE_MACHINE_READY) && bus && !qbus_is_hotpluggable(bus)) {
-        error_setg(errp, QERR_BUS_NO_HOTPLUG, bus->name);
+        error_setg(errp, "Bus '%s' does not support hotplugging", bus->name);
         return NULL;
     }
 
@@ -910,12 +911,13 @@ void qdev_unplug(DeviceState *dev, Error **errp)
     }
 
     if (dev->parent_bus && !qbus_is_hotpluggable(dev->parent_bus)) {
-        error_setg(errp, QERR_BUS_NO_HOTPLUG, dev->parent_bus->name);
+        error_setg(errp, "Bus '%s' does not support hotplugging",
+                   dev->parent_bus->name);
         return;
     }
 
     if (!dc->hotpluggable) {
-        error_setg(errp, QERR_DEVICE_NO_HOTPLUG,
+        error_setg(errp, "Device '%s' does not support hotplugging",
                    object_get_typename(OBJECT(dev)));
         return;
     }

system/rtc.c

@@ -25,7 +25,6 @@
 #include "qemu/osdep.h"
 #include "qemu/cutils.h"
 #include "qapi/error.h"
-#include "qapi/qmp/qerror.h"
 #include "qemu/error-report.h"
 #include "qemu/option.h"
 #include "qemu/timer.h"

util/qemu-option.c

@@ -498,7 +498,7 @@ static bool opt_validate(QemuOpt *opt, Error **errp)
 
     desc = find_desc_by_name(list->desc, opt->name);
     if (!desc && !opts_accepts_any(list)) {
-        error_setg(errp, QERR_INVALID_PARAMETER, opt->name);
+        error_setg(errp, "Invalid parameter '%s'", opt->name);
         return false;
     }
 
@@ -531,7 +531,7 @@ bool qemu_opt_set_bool(QemuOpts *opts, const char *name, bool val,
 
     desc = find_desc_by_name(list->desc, name);
     if (!desc && !opts_accepts_any(list)) {
-        error_setg(errp, QERR_INVALID_PARAMETER, name);
+        error_setg(errp, "Invalid parameter '%s'", name);
         return false;
     }
 
@@ -554,7 +554,7 @@ bool qemu_opt_set_number(QemuOpts *opts, const char *name, int64_t val,
 
     desc = find_desc_by_name(list->desc, name);
     if (!desc && !opts_accepts_any(list)) {
-        error_setg(errp, QERR_INVALID_PARAMETER, name);
+        error_setg(errp, "Invalid parameter '%s'", name);
         return false;
     }
 
@@ -612,7 +612,7 @@ QemuOpts *qemu_opts_create(QemuOptsList *list, const char *id,
 
     if (list->merge_lists) {
         if (id) {
-            error_setg(errp, QERR_INVALID_PARAMETER, "id");
+            error_setg(errp, "Invalid parameter 'id'");
             return NULL;
         }
         opts = qemu_opts_find(list, NULL);
@@ -1103,7 +1103,7 @@ bool qemu_opts_validate(QemuOpts *opts, const QemuOptDesc *desc, Error **errp)
     QTAILQ_FOREACH(opt, &opts->head, next) {
         opt->desc = find_desc_by_name(desc, opt->name);
         if (!opt->desc) {
-            error_setg(errp, QERR_INVALID_PARAMETER, opt->name);
+            error_setg(errp, "Invalid parameter '%s'", opt->name);
             return false;
         }