napi_schedule_prep (9) - Linux Man Pages

napi_schedule_prep: check if NAPI can be scheduled

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.

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