NAPI_SCHEDULE_PREP(9)	    Network device support	 NAPI_SCHEDULE_PREP(9)

NAME
       napi_schedule_prep - check if napi can be scheduled

SYNOPSIS
       int 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.

COPYRIGHT
Kernel Hackers Manual 2.6.	 November 2013		 NAPI_SCHEDULE_PREP(9)

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