Message ID | 1415170983-12981-1-git-send-email-junmuzi@gmail.com |
---|---|
State | New |
Headers | show |
Ping, why does this patch has not been merged until now? Could anyone give some explanations? Thx. Regards, Jun Li On Wed, 11/05 15:03, Jun Li wrote: > Currently when *obj is not a TYPE_DEVICE, qemu will abort. This patch just > fixed it. When *obj is not a TYPE_DEVICE, just do not add it to hotpluggable > device list. > > This patch also fixed the following issue: > 1, boot qemu using cli: > $ /opt/qemu-git-arm/bin/qemu-system-x86_64 -monitor stdio -enable-kvm \ > -device virtio-scsi-pci,id=scsi0 > > 2, device_del scsi0 via hmp using tab key(first input device_del, then press > "Tab" key). > (qemu) device_del > > After step2, qemu will abort. > (qemu) device_del hw/core/qdev.c:930:qdev_build_hotpluggable_device_list: > Object 0x5555563a2460 is not an instance of type device > > Signed-off-by: Jun Li <junmuzi@gmail.com> > Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> > --- > v3: > According to Andreas's suggestion, do some changes. As followings: > 1, change the Subject to more meaningful. > 2, use two "return 0" to return early avoid reindentation. And I have found in qcow2_grow_l1_table has also used two "return 0". So accept Andreas's suggestion. Thanks. > > v2: > This version just do a little changes for the commit message. > As following show: > In v1, > 1, boot qemu using cli: > virtio-scsi-pci,id=scsi0 -enable-kvm > > In v2, > 1, boot qemu using cli: > $ /opt/qemu-git-arm/bin/qemu-system-x86_64 -monitor stdio -enable-kvm \ > -device virtio-scsi-pci,id=scsi0 > --- > hw/core/qdev.c | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) > > diff --git a/hw/core/qdev.c b/hw/core/qdev.c > index b3d5196..7db3e13 100644 > --- a/hw/core/qdev.c > +++ b/hw/core/qdev.c > @@ -927,7 +927,12 @@ void qdev_alias_all_properties(DeviceState *target, Object *source) > int qdev_build_hotpluggable_device_list(Object *obj, void *opaque) > { > GSList **list = opaque; > - DeviceState *dev = DEVICE(obj); > + DeviceState *dev = (DeviceState *)object_dynamic_cast(OBJECT(obj), > + "device"); > + > + if (dev == NULL) { > + return 0; > + } > > if (dev->realized && object_property_get_bool(obj, "hotpluggable", NULL)) { > *list = g_slist_append(*list, dev); > -- > 1.9.3 >
Am 08.12.2014 um 15:07 schrieb Jun Li: > Ping, why does this patch has not been merged until now? Could anyone give > some explanations? Thx. I had already applied the previous version of the patch to qom-next. I'll drop it and replace it with this version then. Regards, Andreas > On Wed, 11/05 15:03, Jun Li wrote: >> Currently when *obj is not a TYPE_DEVICE, qemu will abort. This patch just >> fixed it. When *obj is not a TYPE_DEVICE, just do not add it to hotpluggable >> device list. >> >> This patch also fixed the following issue: >> 1, boot qemu using cli: >> $ /opt/qemu-git-arm/bin/qemu-system-x86_64 -monitor stdio -enable-kvm \ >> -device virtio-scsi-pci,id=scsi0 >> >> 2, device_del scsi0 via hmp using tab key(first input device_del, then press >> "Tab" key). >> (qemu) device_del >> >> After step2, qemu will abort. >> (qemu) device_del hw/core/qdev.c:930:qdev_build_hotpluggable_device_list: >> Object 0x5555563a2460 is not an instance of type device >> >> Signed-off-by: Jun Li <junmuzi@gmail.com> >> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> >> --- >> v3: >> According to Andreas's suggestion, do some changes. As followings: >> 1, change the Subject to more meaningful. >> 2, use two "return 0" to return early avoid reindentation. And I have found in qcow2_grow_l1_table has also used two "return 0". So accept Andreas's suggestion. Thanks. >> >> v2: >> This version just do a little changes for the commit message. >> As following show: >> In v1, >> 1, boot qemu using cli: >> virtio-scsi-pci,id=scsi0 -enable-kvm >> >> In v2, >> 1, boot qemu using cli: >> $ /opt/qemu-git-arm/bin/qemu-system-x86_64 -monitor stdio -enable-kvm \ >> -device virtio-scsi-pci,id=scsi0 >> --- >> hw/core/qdev.c | 7 ++++++- >> 1 file changed, 6 insertions(+), 1 deletion(-) >> >> diff --git a/hw/core/qdev.c b/hw/core/qdev.c >> index b3d5196..7db3e13 100644 >> --- a/hw/core/qdev.c >> +++ b/hw/core/qdev.c >> @@ -927,7 +927,12 @@ void qdev_alias_all_properties(DeviceState *target, Object *source) >> int qdev_build_hotpluggable_device_list(Object *obj, void *opaque) >> { >> GSList **list = opaque; >> - DeviceState *dev = DEVICE(obj); >> + DeviceState *dev = (DeviceState *)object_dynamic_cast(OBJECT(obj), >> + "device"); >> + >> + if (dev == NULL) { >> + return 0; >> + } >> >> if (dev->realized && object_property_get_bool(obj, "hotpluggable", NULL)) { >> *list = g_slist_append(*list, dev); >> -- >> 1.9.3 >> >
diff --git a/hw/core/qdev.c b/hw/core/qdev.c index b3d5196..7db3e13 100644 --- a/hw/core/qdev.c +++ b/hw/core/qdev.c @@ -927,7 +927,12 @@ void qdev_alias_all_properties(DeviceState *target, Object *source) int qdev_build_hotpluggable_device_list(Object *obj, void *opaque) { GSList **list = opaque; - DeviceState *dev = DEVICE(obj); + DeviceState *dev = (DeviceState *)object_dynamic_cast(OBJECT(obj), + "device"); + + if (dev == NULL) { + return 0; + } if (dev->realized && object_property_get_bool(obj, "hotpluggable", NULL)) { *list = g_slist_append(*list, dev);