Name

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.