[PATCH 1/2] drm/amdgpu: free resources on fence usage query

[Christian König]

Am 13.05.21 um 20:00 schrieb Alex Deucher:
> On Thu, May 13, 2021 at 1:45 PM David M Nieto <david.nieto at amd.com> wrote:
>> Free the resources if the fence needs to be ignored
>> during the ratio calculation
>>
>> Signed-off-by: David M Nieto <david.nieto at amd.com>
> Series is:
> Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com>

> Will push it momentarily.

To drm-misc-next or amd-staging-drm-next? You need to rebase on upstream 
for the later.

Christian.

>
> Alex
>
>
>> ---
>>   drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 8 ++++++--
>>   1 file changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
>> index 01fe60fedcbe..9036c93b4a0c 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
>> @@ -669,11 +669,15 @@ void amdgpu_ctx_fence_time(struct amdgpu_ctx *ctx, struct amdgpu_ctx_entity *cen
>>                  if (!fence)
>>                          continue;
>>                  s_fence = to_drm_sched_fence(fence);
>> -               if (!dma_fence_is_signaled(&s_fence->scheduled))
>> +               if (!dma_fence_is_signaled(&s_fence->scheduled)) {
>> +                       dma_fence_put(fence);
>>                          continue;
>> +               }
>>                  t1 = s_fence->scheduled.timestamp;
>> -               if (t1 >= now)
>> +               if (!ktime_before(t1, now)) {
>> +                       dma_fence_put(fence);
>>                          continue;
>> +               }
>>                  if (dma_fence_is_signaled(&s_fence->finished) &&
>>                          s_fence->finished.timestamp < now)
>>                          *total += ktime_sub(s_fence->finished.timestamp, t1);
>> --
>> 2.17.1
>>
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