Message ID | 20181107123652.23417-12-marcandre.lureau@redhat.com |
---|---|
State | New |
Headers | show |
Series | Generalize machine compatibility properties | expand |
On Wed, 7 Nov 2018 16:36:49 +0400 Marc-André Lureau <marcandre.lureau@redhat.com> wrote: > The following patches are going to implement post_init callbacks for > settings properties. The interface post_init are called before the > instance post_init, so the default interface behaviour can be > overriden if necessary. CCing ARM guys who touched arm_cpu_post_init() in the past, pls provide feedback if suggested below approach is acceptable. > Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> > --- > qom/object.c | 8 +++++++- > tests/check-qom-interface.c | 23 +++++++++++++++++++++-- > 2 files changed, 28 insertions(+), 3 deletions(-) > > diff --git a/qom/object.c b/qom/object.c > index b1a7f70550..980eeb8283 100644 > --- a/qom/object.c > +++ b/qom/object.c > @@ -290,7 +290,6 @@ static void type_initialize(TypeImpl *ti) > assert(ti->instance_size == 0); > assert(ti->abstract); > assert(!ti->instance_init); > - assert(!ti->instance_post_init); > assert(!ti->instance_finalize); > assert(!ti->num_interfaces); > } > @@ -363,6 +362,13 @@ static void object_init_with_type(Object *obj, TypeImpl *ti) > > static void object_post_init_with_type(Object *obj, TypeImpl *ti) > { > + GSList *e; > + > + for (e = ti->class->interfaces; e; e = e->next) { > + TypeImpl *itype = OBJECT_CLASS(e->data)->type; > + object_post_init_with_type(obj, itype); > + } isn't arm_cpu_post_init() issue[1] still valid here? 1) http://patchwork.ozlabs.org/patch/969002/ probably cleanest/easiest way is to get rid of arm_cpu_post_init() by calling it from leaf classes and then drop device_post_init() along with switching to interface approach. CCing guys who touched arm_cpu_post_init() in the past > if (ti->instance_post_init) { > ti->instance_post_init(obj); > } > diff --git a/tests/check-qom-interface.c b/tests/check-qom-interface.c > index 2177f0dce5..cd2dd6dcee 100644 > --- a/tests/check-qom-interface.c > +++ b/tests/check-qom-interface.c > @@ -31,9 +31,27 @@ typedef struct TestIfClass { > uint32_t test; > } TestIfClass; > > +typedef struct DirectImpl { > + Object parent_obj; > + > + bool if_post_init; > +} DirectImpl; > + > +#define TYPE_DIRECT_IMPL "direct-impl" > +#define DIRECT_IMPL(obj) \ > + OBJECT_CHECK(DirectImpl, (obj), TYPE_DIRECT_IMPL) > + > +static void test_if_post_init(Object *obj) > +{ > + DirectImpl *d = DIRECT_IMPL(obj); > + > + d->if_post_init = true; > +} > + > static const TypeInfo test_if_info = { > .name = TYPE_TEST_IF, > .parent = TYPE_INTERFACE, > + .instance_post_init = test_if_post_init, > .class_size = sizeof(TestIfClass), > }; > > @@ -47,11 +65,10 @@ static void test_class_init(ObjectClass *oc, void *data) > tc->test = PATTERN; > } > > -#define TYPE_DIRECT_IMPL "direct-impl" > - > static const TypeInfo direct_impl_info = { > .name = TYPE_DIRECT_IMPL, > .parent = TYPE_OBJECT, > + .instance_size = sizeof(DirectImpl), > .class_init = test_class_init, > .interfaces = (InterfaceInfo[]) { > { TYPE_TEST_IF }, > @@ -70,10 +87,12 @@ static void test_interface_impl(const char *type) > { > Object *obj = object_new(type); > TestIf *iobj = TEST_IF(obj); > + DirectImpl *d = DIRECT_IMPL(obj); > TestIfClass *ioc = TEST_IF_GET_CLASS(iobj); > > g_assert(iobj); > g_assert(ioc->test == PATTERN); > + g_assert(d->if_post_init == true); > object_unref(obj); > } >
diff --git a/qom/object.c b/qom/object.c index b1a7f70550..980eeb8283 100644 --- a/qom/object.c +++ b/qom/object.c @@ -290,7 +290,6 @@ static void type_initialize(TypeImpl *ti) assert(ti->instance_size == 0); assert(ti->abstract); assert(!ti->instance_init); - assert(!ti->instance_post_init); assert(!ti->instance_finalize); assert(!ti->num_interfaces); } @@ -363,6 +362,13 @@ static void object_init_with_type(Object *obj, TypeImpl *ti) static void object_post_init_with_type(Object *obj, TypeImpl *ti) { + GSList *e; + + for (e = ti->class->interfaces; e; e = e->next) { + TypeImpl *itype = OBJECT_CLASS(e->data)->type; + object_post_init_with_type(obj, itype); + } + if (ti->instance_post_init) { ti->instance_post_init(obj); } diff --git a/tests/check-qom-interface.c b/tests/check-qom-interface.c index 2177f0dce5..cd2dd6dcee 100644 --- a/tests/check-qom-interface.c +++ b/tests/check-qom-interface.c @@ -31,9 +31,27 @@ typedef struct TestIfClass { uint32_t test; } TestIfClass; +typedef struct DirectImpl { + Object parent_obj; + + bool if_post_init; +} DirectImpl; + +#define TYPE_DIRECT_IMPL "direct-impl" +#define DIRECT_IMPL(obj) \ + OBJECT_CHECK(DirectImpl, (obj), TYPE_DIRECT_IMPL) + +static void test_if_post_init(Object *obj) +{ + DirectImpl *d = DIRECT_IMPL(obj); + + d->if_post_init = true; +} + static const TypeInfo test_if_info = { .name = TYPE_TEST_IF, .parent = TYPE_INTERFACE, + .instance_post_init = test_if_post_init, .class_size = sizeof(TestIfClass), }; @@ -47,11 +65,10 @@ static void test_class_init(ObjectClass *oc, void *data) tc->test = PATTERN; } -#define TYPE_DIRECT_IMPL "direct-impl" - static const TypeInfo direct_impl_info = { .name = TYPE_DIRECT_IMPL, .parent = TYPE_OBJECT, + .instance_size = sizeof(DirectImpl), .class_init = test_class_init, .interfaces = (InterfaceInfo[]) { { TYPE_TEST_IF }, @@ -70,10 +87,12 @@ static void test_interface_impl(const char *type) { Object *obj = object_new(type); TestIf *iobj = TEST_IF(obj); + DirectImpl *d = DIRECT_IMPL(obj); TestIfClass *ioc = TEST_IF_GET_CLASS(iobj); g_assert(iobj); g_assert(ioc->test == PATTERN); + g_assert(d->if_post_init == true); object_unref(obj); }
The following patches are going to implement post_init callbacks for settings properties. The interface post_init are called before the instance post_init, so the default interface behaviour can be overriden if necessary. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> --- qom/object.c | 8 +++++++- tests/check-qom-interface.c | 23 +++++++++++++++++++++-- 2 files changed, 28 insertions(+), 3 deletions(-)