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[Qemu-devel] [PATCH 10/10] qom: Add QERR_PROPERTY_SET_AFTER_REALIZE
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 10/10] qom: Add QERR_PROPERTY_SET_AFTER_REALIZE |
Date: |
Wed, 23 May 2012 17:44:41 +0200 |
From: Peter Maydell <address@hidden>
Add a new QError QERR_PROPERTY_SET_AFTER_REALIZE for attempts
to set a QOM or qdev property after the object/device has been
realized. This allows a slightly more informative diagnostic
than the previous "Insufficient permission" message.
Signed-off-by: Peter Maydell <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
hw/qdev-properties.c | 15 ++++++++++-----
qerror.c | 4 ++++
qerror.h | 3 +++
qom/object.c | 30 ++++++++++++++++++++----------
4 files changed, 37 insertions(+), 15 deletions(-)
diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c
index 6766abc..29499bf 100644
--- a/hw/qdev-properties.c
+++ b/hw/qdev-properties.c
@@ -76,7 +76,8 @@ static void set_pointer(Object *obj, Visitor *v, Property
*prop,
int ret;
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -242,7 +243,8 @@ static void set_vlan(Object *obj, Visitor *v, void *opaque,
VLANState *vlan;
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -303,7 +305,8 @@ static void set_mac(Object *obj, Visitor *v, void *opaque,
char *str, *p;
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -389,7 +392,8 @@ static void set_pci_devfn(Object *obj, Visitor *v, void
*opaque,
char *str = (char *)"";
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -463,7 +467,8 @@ static void set_blocksize(Object *obj, Visitor *v, void
*opaque,
Error *local_err = NULL;
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
diff --git a/qerror.c b/qerror.c
index 5092fe7..860b3cb 100644
--- a/qerror.c
+++ b/qerror.c
@@ -229,6 +229,10 @@ static const QErrorStringTable qerror_table[] = {
.desc = "Property '%(device).%(property)' not found",
},
{
+ .error_fmt = QERR_PROPERTY_SET_AFTER_REALIZE,
+ .desc = "Property '%(device).%(property)' cannot be set after
realize",
+ },
+ {
.error_fmt = QERR_PROPERTY_VALUE_BAD,
.desc = "Property '%(device).%(property)' doesn't take value
'%(value)'",
},
diff --git a/qerror.h b/qerror.h
index 4cbba48..6f7b1fb 100644
--- a/qerror.h
+++ b/qerror.h
@@ -193,6 +193,9 @@ QError *qobject_to_qerror(const QObject *obj);
#define QERR_PROPERTY_NOT_FOUND \
"{ 'class': 'PropertyNotFound', 'data': { 'device': %s, 'property': %s } }"
+#define QERR_PROPERTY_SET_AFTER_REALIZE \
+ "{ 'class': 'PropertySetAfterRealize', 'data': { 'device': %s, 'property':
%s } }"
+
#define QERR_PROPERTY_VALUE_BAD \
"{ 'class': 'PropertyValueBad', 'data': { 'device': %s, 'property': %s,
'value': %s } }"
diff --git a/qom/object.c b/qom/object.c
index b113e66..e131366 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -809,7 +809,8 @@ void object_property_get(Object *obj, Visitor *v, const
char *name,
}
if (!prop->get) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
} else {
prop->get(obj, v, prop->opaque, name, errp);
}
@@ -824,7 +825,8 @@ void object_property_set(Object *obj, Visitor *v, const
char *name,
}
if (!prop->set) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
} else {
prop->set(obj, v, prop->opaque, name, errp);
}
@@ -1445,7 +1447,8 @@ static void set_bit(Object *obj, Visitor *v, void *opaque,
bool value;
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -1483,7 +1486,8 @@ static void set_uint8(Object *obj, Visitor *v, void
*opaque,
uint8_t *ptr = object_get_prop_ptr(obj, prop);
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -1548,7 +1552,8 @@ static void set_uint16(Object *obj, Visitor *v, void
*opaque,
uint16_t *ptr = object_get_prop_ptr(obj, prop);
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -1579,7 +1584,8 @@ static void set_uint32(Object *obj, Visitor *v, void
*opaque,
uint32_t *ptr = object_get_prop_ptr(obj, prop);
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -1602,7 +1608,8 @@ static void set_int32(Object *obj, Visitor *v, void
*opaque,
int32_t *ptr = object_get_prop_ptr(obj, prop);
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -1673,7 +1680,8 @@ static void set_uint64(Object *obj, Visitor *v, void
*opaque,
uint64_t *ptr = object_get_prop_ptr(obj, prop);
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -1759,7 +1767,8 @@ static void set_string(Object *obj, Visitor *v, void
*opaque,
char *str;
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
@@ -1802,7 +1811,8 @@ void property_set_enum(Object *obj, Visitor *v, void
*opaque,
int *ptr = object_get_prop_ptr(obj, prop);
if (object_is_realized(obj)) {
- error_set(errp, QERR_PERMISSION_DENIED);
+ error_set(errp, QERR_PROPERTY_SET_AFTER_REALIZE,
+ object_get_id(obj), name);
return;
}
--
1.7.10.1
- Re: [Qemu-devel] [PATCH 02/10] qdev: remove qdev_prop_exists, (continued)
- [Qemu-devel] [PATCH 05/10] qdev: push state up to Object, Paolo Bonzini, 2012/05/23
- [Qemu-devel] [PATCH 06/10] qdev: generalize properties to Objects, Paolo Bonzini, 2012/05/23
- [Qemu-devel] [PATCH 07/10] qdev: move bulk of qdev-properties.c to qom/object.c, Paolo Bonzini, 2012/05/23
- [Qemu-devel] [PATCH 09/10] qom: add realized property, Paolo Bonzini, 2012/05/23
- [Qemu-devel] [PATCH 10/10] qom: Add QERR_PROPERTY_SET_AFTER_REALIZE,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 04/10] qom: add get_id, Paolo Bonzini, 2012/05/23
- [Qemu-devel] [PATCH 08/10] qom: push static properties to Object, Paolo Bonzini, 2012/05/23