[PATCH 1/2] drm/amdgpu: Add support for logging process info in amdgpu_vm.

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On 07/04/2018 10:17 AM, Christian König wrote:
> Am 04.07.2018 um 16:10 schrieb Andrey Grodzovsky:
>> Add process and thread names and pids and a function to extract
>> this info from relevant amdgpu_vm.
>>
>> Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky at amd.com>
>> ---
>>   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 14 ++++++++++++++
>>   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 14 ++++++++++++++
>>   2 files changed, 28 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>> index 8370660..8ec459e 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>> @@ -2942,3 +2942,17 @@ int amdgpu_vm_ioctl(struct drm_device *dev, 
>> void *data, struct drm_file *filp)
>>         return 0;
>>   }
>> +
>
> Please add some sphinx documentation here.
>
>> +void amdgpu_vm_task_info(struct amdgpu_device *adev,
>> +          unsigned int pasid, struct amdgpu_task_info *task_info)
>
> What editor/settings do you use?
>
> When I trow those lines into vim's auto-formater it comes up with the 
> following:
>
> void amdgpu_vm_task_info(struct amdgpu_device *adev, unsigned int pasid,
>                          struct amdgpu_task_info *task_info)

I am using eclipse with CDT, I am not very into configuring the editor 
settings so not sure.
How can I use vim to vim autoformat to fix these indentation issues ? Do 
i need to install
some extra plug-in and configure it for kernel style indentation ?

Andrey

>
> Not an issue at all, but I would like to know where that comes from 
> cause it is a repeating pattern from multiple people.
>
> Apart from that whole set looks like a nice addition to me,
> Christian.
>
>> +{
>> +    struct amdgpu_vm *vm;
>> +
>> +    spin_lock(&adev->vm_manager.pasid_lock);
>> +
>> +    vm = idr_find(&adev->vm_manager.pasid_idr, pasid);
>> +    if (vm)
>> +        *task_info = vm->task_info;
>> +
>> +    spin_unlock(&adev->vm_manager.pasid_lock);
>> +}
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h 
>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
>> index 061b99a..88a1d18 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
>> @@ -164,6 +164,14 @@ struct amdgpu_vm_pt {
>>   #define AMDGPU_VM_FAULT_PASID(fault) ((u64)(fault) >> 48)
>>   #define AMDGPU_VM_FAULT_ADDR(fault)  ((u64)(fault) & 
>> 0xfffffffff000ULL)
>>   +
>> +struct amdgpu_task_info {
>> +    char    process_name[TASK_COMM_LEN];
>> +    char    task_name[TASK_COMM_LEN];
>> +    pid_t    pid;
>> +    pid_t    tgid;
>> +};
>> +
>>   struct amdgpu_vm {
>>       /* tree of virtual addresses mapped */
>>       struct rb_root_cached    va;
>> @@ -215,6 +223,9 @@ struct amdgpu_vm {
>>         /* Valid while the PD is reserved or fenced */
>>       uint64_t        pd_phys_addr;
>> +
>> +    /* Some basic info about the task */
>> +    struct amdgpu_task_info task_info;
>>   };
>>     struct amdgpu_vm_manager {
>> @@ -317,4 +328,7 @@ bool amdgpu_vm_need_pipeline_sync(struct 
>> amdgpu_ring *ring,
>>                     struct amdgpu_job *job);
>>   void amdgpu_vm_check_compute_bug(struct amdgpu_device *adev);
>>   +void amdgpu_vm_task_info(struct amdgpu_device *adev,
>> +          unsigned int pasid, struct amdgpu_task_info *task_info);
>> +
>>   #endif
>



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