napi_schedule_prep (9) - Linux Manuals

napi_schedule_prep: check if NAPI can be scheduled

Command to display napi_schedule_prep manual in Linux: $ man 9 napi_schedule_prep

NAME

napi_schedule_prep - check if NAPI can be scheduled

SYNOPSIS

bool napi_schedule_prep(struct napi_struct * n);

ARGUMENTS

: 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.