NVIDIA/open-gpu-kernel-modules
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This commit is contained in:
Bernhard Stoeckner
2024-10-22 17:37:21 +02:00
parent 5e52edb203
commit 9940d2229a
18 changed files with 36366 additions and 35371 deletions
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11
kernel-open/nvidia-uvm/uvm.h
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@@ -379,6 +379,17 @@ NV_STATUS UvmIsPageableMemoryAccessSupportedOnGpu(const NvProcessorUuid *gpuUuid
// OS state required to register the GPU is malformed, or the partition
// identified by the user handles or its configuration changed.
//
// NV_ERR_NVSWITCH_FABRIC_NOT_READY:
// (On NvSwitch-connected system) Indicates that the fabric has not been
// configured yet. Caller must retry GPU registration.
//
// NV_ERR_NVSWITCH_FABRIC_FAILURE:
// (On NvSwitch-connected systems) Indicates that the NvLink fabric
// failed to be configured.
//
// NV_ERR_GPU_MEMORY_ONLINING_FAULURE:
// (On coherent systems) The GPU's memory onlining failed.
//
// NV_ERR_GENERIC:
// Unexpected error. We try hard to avoid returning this error code,
// because it is not very informative.

4
kernel-open/nvidia-uvm/uvm_gpu.c
View File

@@ -138,6 +138,7 @@ static NV_STATUS get_gpu_caps(uvm_gpu_t *gpu)
if (gpu_caps.numaEnabled) {
UVM_ASSERT(uvm_parent_gpu_is_coherent(gpu->parent));
gpu->mem_info.numa.enabled = true;
gpu->mem_info.numa.node_id = gpu_caps.numaNodeId;
}
@@ -1280,7 +1281,8 @@ static NV_STATUS init_gpu(uvm_gpu_t *gpu, const UvmGpuInfo *gpu_info)
status = get_gpu_caps(gpu);
if (status != NV_OK) {
UVM_ERR_PRINT("Failed to get GPU caps: %s, GPU %s\n", nvstatusToString(status), uvm_gpu_name(gpu));
if (status != NV_ERR_NVSWITCH_FABRIC_NOT_READY)
UVM_ERR_PRINT("Failed to get GPU caps: %s, GPU %s\n", nvstatusToString(status), uvm_gpu_name(gpu));
return status;
}