napi_schedule_prep (9) Linux Manual Page

napi_schedule_prep – check if NAPI can be scheduled

Synopsis

bool napi_schedule_prep(struct napi_struct * n);

Arguments

n

NAPI context

Description

Test if NAPI routine is already running, and if not mark it as running. This is used as a condition variable to insure only one NAPI poll instance runs. We also make sure there is no pending NAPI disable.

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