Re: [Qemu-devel] [PATCH v7 1/7] qom: apply atomic on object's refcount

[liu ping fan]

On Thu, Nov 29, 2012 at 1:16 AM, Richard Henderson <r...@twiddle.net> wrote:
> On 11/24/2012 06:02 PM, Liu Ping Fan wrote:
>> -    obj->ref--;
>>
>>      /* parent always holds a reference to its children */
>> -    if (obj->ref == 0) {
>> +    if (__sync_fetch_and_sub(&obj->ref, 1) == 1) {
>
>   if (__sync_sub_and_fetch(&obj->ref, 1) == 0)
>
Applied, thanks
>
> r~