Message ID | 1421984223-18734-4-git-send-email-bharata@linux.vnet.ibm.com |
---|---|
State | New |
Headers | show |
On Fri, 23 Jan 2015 09:07:03 +0530 Bharata B Rao <bharata@linux.vnet.ibm.com> wrote: > Now that pc_existing_dimms_capacity() is an API, include Error pointer > as an argument and modify the caller appropriately. > > Suggested-by: Igor Mammedov <imammedo@redhat.com> > Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> > --- > hw/i386/pc.c | 4 ++-- > hw/mem/pc-dimm.c | 31 ++++++++++++++++++++++--------- > include/hw/mem/pc-dimm.h | 2 +- > 3 files changed, 25 insertions(+), 12 deletions(-) > > diff --git a/hw/i386/pc.c b/hw/i386/pc.c > index 2ec45a4..c7af6aa 100644 > --- a/hw/i386/pc.c > +++ b/hw/i386/pc.c > @@ -1584,8 +1584,8 @@ static void pc_dimm_plug(HotplugHandler *hotplug_dev, > goto out; > } > > - if (pc_existing_dimms_capacity(OBJECT(machine), &existing_dimms_capacity)) { > - error_setg(&local_err, "failed to get total size of existing DIMMs"); > + existing_dimms_capacity = pc_existing_dimms_capacity(&local_err); > + if (local_err) { > goto out; > } > > diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c > index f02ce6e..3e908b3 100644 > --- a/hw/mem/pc-dimm.c > +++ b/hw/mem/pc-dimm.c > @@ -24,30 +24,43 @@ > #include "qemu/range.h" > #include "qapi/qmp/qerror.h" Do you still need ^^^ that was added in previous patch for the sake of qerror_report_err()? > > -int pc_existing_dimms_capacity(Object *obj, void *opaque) > +typedef struct pc_dimms_capacity { > + uint64_t size; > + Error **errp; > +} pc_dimms_capacity; > + > +static int pc_existing_dimms_capacity_internal(Object *obj, void *opaque) > { > - Error *local_err = NULL; > - uint64_t *size = opaque; > + pc_dimms_capacity *cap = opaque; > + uint64_t *size = &cap->size; > > if (object_dynamic_cast(obj, TYPE_PC_DIMM)) { > DeviceState *dev = DEVICE(obj); > > if (dev->realized) { > (*size) += object_property_get_int(obj, PC_DIMM_SIZE_PROP, > - &local_err); > + cap->errp); > } > > - if (local_err) { > - qerror_report_err(local_err); > - error_free(local_err); > + if (cap->errp && *cap->errp) { > return 1; > } > } > - > - object_child_foreach(obj, pc_existing_dimms_capacity, opaque); > + object_child_foreach(obj, pc_existing_dimms_capacity_internal, opaque); > return 0; > } > > +uint64_t pc_existing_dimms_capacity(Error **errp) > +{ > + pc_dimms_capacity cap; > + > + cap.size = 0; > + cap.errp = errp; > + > + pc_existing_dimms_capacity_internal(qdev_get_machine(), &cap); > + return cap.size; > +} > + > int qmp_pc_dimm_device_list(Object *obj, void *opaque) > { > MemoryDeviceInfoList ***prev = opaque; > diff --git a/include/hw/mem/pc-dimm.h b/include/hw/mem/pc-dimm.h > index bbfa53f..f7b80b4 100644 > --- a/include/hw/mem/pc-dimm.h > +++ b/include/hw/mem/pc-dimm.h > @@ -78,5 +78,5 @@ uint64_t pc_dimm_get_free_addr(uint64_t address_space_start, > int pc_dimm_get_free_slot(const int *hint, int max_slots, Error **errp); > > int qmp_pc_dimm_device_list(Object *obj, void *opaque); > -int pc_existing_dimms_capacity(Object *obj, void *opaque); > +uint64_t pc_existing_dimms_capacity(Error **errp); > #endif
diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 2ec45a4..c7af6aa 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -1584,8 +1584,8 @@ static void pc_dimm_plug(HotplugHandler *hotplug_dev, goto out; } - if (pc_existing_dimms_capacity(OBJECT(machine), &existing_dimms_capacity)) { - error_setg(&local_err, "failed to get total size of existing DIMMs"); + existing_dimms_capacity = pc_existing_dimms_capacity(&local_err); + if (local_err) { goto out; } diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c index f02ce6e..3e908b3 100644 --- a/hw/mem/pc-dimm.c +++ b/hw/mem/pc-dimm.c @@ -24,30 +24,43 @@ #include "qemu/range.h" #include "qapi/qmp/qerror.h" -int pc_existing_dimms_capacity(Object *obj, void *opaque) +typedef struct pc_dimms_capacity { + uint64_t size; + Error **errp; +} pc_dimms_capacity; + +static int pc_existing_dimms_capacity_internal(Object *obj, void *opaque) { - Error *local_err = NULL; - uint64_t *size = opaque; + pc_dimms_capacity *cap = opaque; + uint64_t *size = &cap->size; if (object_dynamic_cast(obj, TYPE_PC_DIMM)) { DeviceState *dev = DEVICE(obj); if (dev->realized) { (*size) += object_property_get_int(obj, PC_DIMM_SIZE_PROP, - &local_err); + cap->errp); } - if (local_err) { - qerror_report_err(local_err); - error_free(local_err); + if (cap->errp && *cap->errp) { return 1; } } - - object_child_foreach(obj, pc_existing_dimms_capacity, opaque); + object_child_foreach(obj, pc_existing_dimms_capacity_internal, opaque); return 0; } +uint64_t pc_existing_dimms_capacity(Error **errp) +{ + pc_dimms_capacity cap; + + cap.size = 0; + cap.errp = errp; + + pc_existing_dimms_capacity_internal(qdev_get_machine(), &cap); + return cap.size; +} + int qmp_pc_dimm_device_list(Object *obj, void *opaque) { MemoryDeviceInfoList ***prev = opaque; diff --git a/include/hw/mem/pc-dimm.h b/include/hw/mem/pc-dimm.h index bbfa53f..f7b80b4 100644 --- a/include/hw/mem/pc-dimm.h +++ b/include/hw/mem/pc-dimm.h @@ -78,5 +78,5 @@ uint64_t pc_dimm_get_free_addr(uint64_t address_space_start, int pc_dimm_get_free_slot(const int *hint, int max_slots, Error **errp); int qmp_pc_dimm_device_list(Object *obj, void *opaque); -int pc_existing_dimms_capacity(Object *obj, void *opaque); +uint64_t pc_existing_dimms_capacity(Error **errp); #endif
Now that pc_existing_dimms_capacity() is an API, include Error pointer as an argument and modify the caller appropriately. Suggested-by: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> --- hw/i386/pc.c | 4 ++-- hw/mem/pc-dimm.c | 31 ++++++++++++++++++++++--------- include/hw/mem/pc-dimm.h | 2 +- 3 files changed, 25 insertions(+), 12 deletions(-)