downcall
noun 1verb 1
Definitions
noun
1
A call from a higher-level subsystem, such as user code, to a lower-level subsystem, such as a kernel or framework.
verb
1
To perform such a call.
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noun
A call from a higher-level subsystem, such as user code, to a lower-level subsystem, such as a kernel or framework.
verb
To perform such a call.