centos man page for rps_may_expire_flow

RPS_MAY_EXPIRE_FLOW(9)					      Network device support					    RPS_MAY_EXPIRE_FLOW(9)

NAME
       rps_may_expire_flow - check whether an RFS hardware filter may be removed

SYNOPSIS
       bool rps_may_expire_flow(struct net_device * dev, u16 rxq_index, u32 flow_id, u16 filter_id);

ARGUMENTS
       dev
	   Device on which the filter was set

       rxq_index
	   RX queue index

       flow_id
	   Flow ID passed to ndo_rx_flow_steer

       filter_id
	   Filter ID returned by ndo_rx_flow_steer

DESCRIPTION
       Drivers that implement ndo_rx_flow_steer should periodically call this function for each installed filter and remove the filters for which
       it returns true.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						    RPS_MAY_EXPIRE_FLOW(9)