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other versions
| NAPI_SCHEDULE_PREP(9) | Network device support | NAPI_SCHEDULE_PREP(9) |
NAME¶
napi_schedule_prep - check if napi can be scheduled
SYNOPSIS¶
bool napi_schedule_prep(struct napi_struct * n);
ARGUMENTS¶
struct napi_struct * 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.
COPYRIGHT¶
| July 2017 | Kernel Hackers Manual 4.12 |