Am 13.08.2018 um 12:08 schrieb Zhang, Jerry (Junwei):
> On 08/13/2018 04:29 PM, Christian König wrote:
>> Am 13.08.2018 um 08:43 schrieb Zhang, Jerry (Junwei):
>>> On 08/13/2018 11:03 AM, Zhang, Jerry (Junwei) wrote:
>>>> On 08/10/2018 10:20 PM, Christian König wrote:
>>>>> Am 10.08.2018 um 07:05 schrieb Junwei Zhang:
>>>>>> the flink bo is used to export
>>>>>
>>>>> Why should we do this? That makes no sense, this way we would
>>>>> create a memory leak.
>>>>
>>>> Get the thought from bo_import code, but neglected the detail of
>>>> DRM_IOCTL_GEM_CLOSE IOCTL,
>>>> that will remove the bo handle from filp->object_idr rather than
>>>> filp->dev->object_name_idr.
>>>
>>> If so, shall we close the flink bo handle(open_arg.handle) in bo
>>> import, when fails to find bo in flink handle table?
>>
>> Yeah, that's what I've meant with that looks like we forgot to close
>> the handle there.
>
> Try to fix it in bo create patch.
NO! Please make a separate patch for that.
Could be that somebody wants to backport this.
Christian.
>
> Jerry
>
>>
>> Christian.
>>
>>> {{{
>>> args.handle = open_arg.handle;
>>> drmIoctl(dev->flink_fd, DRM_IOCTL_GEM_CLOSE, &args);
>>> }}}
>>>
>>> Regards,
>>> Jerry
>>>
>>>> Then make sense now. Sorry for the noise.
>>>>
>>>> Jerry
>>>>
>>>>>
>>>>> Christian.
>>>>>
>>>>>>
>>>>>> Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com>
>>>>>> ---
>>>>>> Â amdgpu/amdgpu_bo.c | 6 ------
>>>>>> Â 1 file changed, 6 deletions(-)
>>>>>>
>>>>>> diff --git a/amdgpu/amdgpu_bo.c b/amdgpu/amdgpu_bo.c
>>>>>> index 6f0baf1..5b91cfc 100644
>>>>>> --- a/amdgpu/amdgpu_bo.c
>>>>>> +++ b/amdgpu/amdgpu_bo.c
>>>>>> @@ -219,12 +219,6 @@ static int
>>>>>> amdgpu_bo_export_flink(amdgpu_bo_handle bo)
>>>>>> Â Â Â Â Â bo->flink_name = flink.name;
>>>>>> -Â Â Â if (bo->dev->flink_fd != bo->dev->fd) {
>>>>>> -Â Â Â Â Â Â Â struct drm_gem_close args = {};
>>>>>> -Â Â Â Â Â Â Â args.handle = handle;
>>>>>> -Â Â Â Â Â Â Â drmIoctl(bo->dev->flink_fd, DRM_IOCTL_GEM_CLOSE, &args);
>>>>>> -Â Â Â }
>>>>>> -
>>>>>> pthread_mutex_lock(&bo->dev->bo_table_mutex);
>>>>>> Â Â Â Â Â r = handle_table_insert(&bo->dev->bo_flink_names,
>>>>>> bo->flink_name, bo);
>>>>>> pthread_mutex_unlock(&bo->dev->bo_table_mutex);
>>>>>
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