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?
{{{
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>
>>> ---
>>> amdgpu/amdgpu_bo.c | 6 ------
>>> 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)
>>> bo->flink_name = flink.name;
>>> - if (bo->dev->flink_fd != bo->dev->fd) {
>>> - struct drm_gem_close args = {};
>>> - args.handle = handle;
>>> - drmIoctl(bo->dev->flink_fd, DRM_IOCTL_GEM_CLOSE, &args);
>>> - }
>>> -
>>> pthread_mutex_lock(&bo->dev->bo_table_mutex);
>>> 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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