[Qemu-devel] 答复： Re: [PATCH v3 3/3] object: Add 'help' option for all available backends and properties

["Lin Ma" <lma@suse.com>]

>>> "Daniel P. Berrange" <berrange@redhat.com> 2016/9/26 星期一 下午 6:41 >>>
>On Mon, Sep 26, 2016 at 06:16:27PM +0800, Lin Ma wrote:
>> '-object help' prints available user creatable backends.
>> '-object $typename,help' prints relevant properties.
>> 
>> Signed-off-by: Lin Ma <lma@suse.com>
>> ---
>>  backends/hostmem.c   		   |  4 ++++
>>  crypto/secret.c   			  |  4 ++++
>>  crypto/tlscreds.c   		    |  4 ++++
>>  include/qom/object_interfaces.h |  2 ++
>>  net/filter.c   				 |  4 ++++
>>  qemu-options.hx   			  |  7 +++++-
>>  qom/object_interfaces.c   	  | 48 +++++++++++++++++++++++++++++++++++++++++
>>  vl.c   						 |  5 +++++
>>  8 files changed, 77 insertions(+), 1 deletion(-)
>> 
>> diff --git a/backends/hostmem.c b/backends/hostmem.c
>> index b7a208d..eea9dce 100644
>> --- a/backends/hostmem.c
>> +++ b/backends/hostmem.c
>> @@ -261,6 +261,10 @@ static void host_memory_backend_init(Object *obj)
>>							   HostMemPolicy_lookup,
>>							   host_memory_backend_get_policy,
>>							   host_memory_backend_set_policy, NULL);
>> +    object_property_set_description(obj, "policy",
>> +								    "Data format: one of "
>> +								    HostMemPolicy_value_str,
>> +								    &error_abort);
>>  }
>>
>
>Adding descriptions to properties should be done separately from
>your impl of help printing, as they're independant concepts.
>
Sorry for the late reply, I was on vacation.
Ok , I'll seprate them to another patch.
 
Thanks,
Lin