napi_schedule_prep (9)

Check if napi can be scheduled

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  4. napi_schedule_prep: Check if napi can be scheduled
  1. Carta.tech
  2. Packages
  3. linux-manual-3.16
  4. 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 insure only one NAPI poll instance runs. We also make sure there is no pending NAPI disable.

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