NVIDIA/open-gpu-kernel-modules
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This commit is contained in:
Andy Ritger
2022-10-10 14:59:24 -07:00
parent fe0728787f
commit 90eb10774f
758 changed files with 88383 additions and 26493 deletions
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38
kernel-open/nvidia-uvm/uvm_va_space.c
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@@ -365,13 +365,6 @@ static void unregister_gpu(uvm_va_space_t *va_space,
}
}
va_space_check_processors_masks(va_space);
}
@@ -751,17 +744,6 @@ NV_STATUS uvm_va_space_register_gpu(uvm_va_space_t *va_space,
goto done;
}
uvm_processor_mask_set(&va_space->registered_gpus, gpu->id);
va_space->registered_gpus_table[uvm_id_gpu_index(gpu->id)] = gpu;
@@ -774,9 +756,7 @@ NV_STATUS uvm_va_space_register_gpu(uvm_va_space_t *va_space,
// All GPUs have native atomics on their own memory
processor_mask_array_set(va_space->has_native_atomics, gpu->id, gpu->id);
// TODO: Bug 3252572: Support the new link type UVM_GPU_LINK_C2C
if (gpu->parent->sysmem_link >= UVM_GPU_LINK_NVLINK_1) {
processor_mask_array_set(va_space->has_nvlink, gpu->id, UVM_ID_CPU);
processor_mask_array_set(va_space->has_nvlink, UVM_ID_CPU, gpu->id);
@@ -796,17 +776,11 @@ NV_STATUS uvm_va_space_register_gpu(uvm_va_space_t *va_space,
processor_mask_array_set(va_space->can_access, gpu->id, gpu->id);
processor_mask_array_set(va_space->accessible_from, gpu->id, gpu->id);
// All GPUs have direct access to sysmem
processor_mask_array_set(va_space->can_access, gpu->id, UVM_ID_CPU);
processor_mask_array_set(va_space->accessible_from, UVM_ID_CPU, gpu->id);
// All GPUs have direct access to sysmem, unless we're in SEV mode
if (!g_uvm_global.sev_enabled) {
processor_mask_array_set(va_space->can_access, gpu->id, UVM_ID_CPU);
processor_mask_array_set(va_space->accessible_from, UVM_ID_CPU, gpu->id);
}
processor_mask_array_set(va_space->can_copy_from, gpu->id, gpu->id);
processor_mask_array_set(va_space->can_copy_from, gpu->id, UVM_ID_CPU);