NVIDIACUDA Toolkit Documentation
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CUDA Toolkit v12.3.0
CUDA Runtime API
  • 1. Difference between the driver and runtime APIs
  • 2. API synchronization behavior
  • 3. Stream synchronization behavior
  • 4. Graph object thread safety
  • 5. Rules for version mixing
  • 6. Modules
    • 6.1. Device Management
    • 6.2. Thread Management [DEPRECATED]
    • 6.3. Error Handling
    • 6.4. Stream Management
    • 6.5. Event Management
    • 6.6. External Resource Interoperability
    • 6.7. Execution Control
    • 6.8. Occupancy
    • 6.9. Memory Management
    • 6.10. Memory Management [DEPRECATED]
    • 6.11. Stream Ordered Memory Allocator
    • 6.12. Unified Addressing
    • 6.13. Peer Device Memory Access
    • 6.14. OpenGL Interoperability
    • 6.15. OpenGL Interoperability [DEPRECATED]
    • 6.16. Direct3D 9 Interoperability
    • 6.17. Direct3D 9 Interoperability [DEPRECATED]
    • 6.18. Direct3D 10 Interoperability
    • 6.19. Direct3D 10 Interoperability [DEPRECATED]
    • 6.20. Direct3D 11 Interoperability
    • 6.21. Direct3D 11 Interoperability [DEPRECATED]
    • 6.22. VDPAU Interoperability
    • 6.23. EGL Interoperability
    • 6.24. Graphics Interoperability
    • 6.25. Texture Object Management
    • 6.26. Surface Object Management
    • 6.27. Version Management
    • 6.28. Graph Management
    • 6.29. Driver Entry Point Access
    • 6.30. C++ API Routines
    • 6.31. Interactions with the CUDA Driver API
    • 6.32. Profiler Control
    • 6.33. Data types used by CUDA Runtime
  • 7. Data Structures
    • 7.1. __cudaOccupancyB2DHelper
    • 7.2. cudaAccessPolicyWindow
    • 7.3. cudaArrayMemoryRequirements
    • 7.4. cudaArraySparseProperties
    • 7.5. cudaChannelFormatDesc
    • 7.6. cudaChildGraphNodeParams
    • 7.7. cudaConditionalNodeParams
    • 7.8. cudaDeviceProp
    • 7.9. cudaEglFrame
    • 7.10. cudaEglPlaneDesc
    • 7.11. cudaEventRecordNodeParams
    • 7.12. cudaEventWaitNodeParams
    • 7.13. cudaExtent
    • 7.14. cudaExternalMemoryBufferDesc
    • 7.15. cudaExternalMemoryHandleDesc
    • 7.16. cudaExternalMemoryMipmappedArrayDesc
    • 7.17. cudaExternalSemaphoreHandleDesc
    • 7.18. cudaExternalSemaphoreSignalNodeParams
    • 7.19. cudaExternalSemaphoreSignalNodeParamsV2
    • 7.20. cudaExternalSemaphoreSignalParams
    • 7.21. cudaExternalSemaphoreSignalParams_v1
    • 7.22. cudaExternalSemaphoreWaitNodeParams
    • 7.23. cudaExternalSemaphoreWaitNodeParamsV2
    • 7.24. cudaExternalSemaphoreWaitParams
    • 7.25. cudaExternalSemaphoreWaitParams_v1
    • 7.26. cudaFuncAttributes
    • 7.27. cudaGraphEdgeData
    • 7.28. cudaGraphExecUpdateResultInfo
    • 7.29. cudaGraphInstantiateParams
    • 7.30. cudaGraphNodeParams
    • 7.31. cudaHostNodeParams
    • 7.32. cudaHostNodeParamsV2
    • 7.33. cudaIpcEventHandle_t
    • 7.34. cudaIpcMemHandle_t
    • 7.35. cudaKernelNodeParams
    • 7.36. cudaKernelNodeParamsV2
    • 7.37. cudaLaunchAttribute
    • 7.38. cudaLaunchAttributeValue
    • 7.39. cudaLaunchConfig_t
    • 7.40. cudaLaunchMemSyncDomainMap
    • 7.41. cudaLaunchParams
    • 7.42. cudaMemAccessDesc
    • 7.43. cudaMemAllocNodeParams
    • 7.44. cudaMemAllocNodeParamsV2
    • 7.45. cudaMemcpy3DParms
    • 7.46. cudaMemcpy3DPeerParms
    • 7.47. cudaMemcpyNodeParams
    • 7.48. cudaMemFreeNodeParams
    • 7.49. cudaMemLocation
    • 7.50. cudaMemPoolProps
    • 7.51. cudaMemPoolPtrExportData
    • 7.52. cudaMemsetParams
    • 7.53. cudaMemsetParamsV2
    • 7.54. cudaPitchedPtr
    • 7.55. cudaPointerAttributes
    • 7.56. cudaPos
    • 7.57. cudaResourceDesc
    • 7.58. cudaResourceViewDesc
    • 7.59. cudaTextureDesc
    • 7.60. CUuuid_st
  • 8. Data Fields
  • 9. Deprecated List

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    CUDA Runtime API (PDF) - v12.3.0 (older) - Last updated October 19, 2023 - Send Feedback

    7.31. cudaHostNodeParams Struct Reference

    [Data types used by CUDA Runtime]

    CUDA host node parameters

    Public Variables

    cudaHostFn_t fn
    void * userData

    Variables

    cudaHostFn_tcudaHostNodeParams::fn [inherited]

    The function to call when the node executes

    void * cudaHostNodeParams::userData [inherited]

    Argument to pass to the function