HcclCommSymWinDeregister
Applicability
Product |
Supported |
|---|---|
Atlas 350 Accelerator Card |
☓ |
√ |
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☓ |
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☓ |
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☓ |
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☓ |
Function
Deregisters the virtual memory corresponding to a registered symmetric window and releases the symmetric window resources.
Prototype
1 | HcclResult HcclCommSymWinDeregister(HcclCommSymWindow winHandle) |
Parameters
Parameter |
Input/Output |
Description |
|---|---|---|
winHandle |
Input |
Handle to a registered symmetric window. For details about the definition of the HcclCommSymWindow type, see HcclCommSymWindow. |
Returns
HcclResult: HCCL_SUCCESS on success, or else failure.
Constraints
- This API must be used together with HcclCommSymWinRegister.
- This API must be called collectively by all ranks within the communicator to release the symmetric window resources.
Call Example
See Call Example.
Parent topic: Symmetric Memory