[PATCH 31/34] drm/amdkfd: add svm range validate timestamp

2021-04-14 Thread Felix Kuehling
With xnack on, add validate timestamp in order to handle GPU vm fault from multiple GPUs. If GPU retry fault need migrate the range to the best restore location, use range validate timestamp to record system timestamp after range is restored to update GPU page table. Because multiple pages of sam

[PATCH 31/34] drm/amdkfd: add svm range validate timestamp

2021-04-05 Thread Felix Kuehling
With xnack on, add validate timestamp in order to handle GPU vm fault from multiple GPUs. If GPU retry fault need migrate the range to the best restore location, use range validate timestamp to record system timestamp after range is restored to update GPU page table. Because multiple pages of sam

[PATCH 31/34] drm/amdkfd: add svm range validate timestamp

2021-03-31 Thread Felix Kuehling
With xnack on, add validate timestamp in order to handle GPU vm fault from multiple GPUs. If GPU retry fault need migrate the range to the best restore location, use range validate timestamp to record system timestamp after range is restored to update GPU page table. Because multiple pages of sam