diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_events.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_events.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c index fecdb6794075..2b294ada3ec0 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c @@ -1177,6 +1177,25 @@ void kfd_signal_hw_exception_event(u32 pasid) kfd_unref_process(p); } +void kfd_signal_vm_fault_event_with_userptr(struct kfd_process *p, uint64_t gpu_va) +{ + struct kfd_process_device *pdd; + struct kfd_hsa_memory_exception_data exception_data; + int i; + + memset(&exception_data, 0, sizeof(exception_data)); + exception_data.va = gpu_va; + exception_data.failure.NotPresent = 1; + + // Send VM seg fault to all kfd process device + for (i = 0; i < p->n_pdds; i++) { + pdd = p->pdds[i]; + exception_data.gpu_id = pdd->user_gpu_id; + kfd_evict_process_device(pdd); + kfd_signal_vm_fault_event(pdd, NULL, &exception_data); + } +} + void kfd_signal_vm_fault_event(struct kfd_process_device *pdd, struct kfd_vm_fault_info *info, struct kfd_hsa_memory_exception_data *data) @@ -1331,6 +1350,7 @@ void kfd_signal_poison_consumed_event(struct kfd_node *dev, u32 pasid) user_gpu_id = kfd_process_get_user_gpu_id(p, dev->id); if (unlikely(user_gpu_id == -EINVAL)) { WARN_ONCE(1, "Could not get user_gpu_id from dev->id:%x\n", dev->id); + kfd_unref_process(p); return; } |