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Commit 861932ec authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller
Browse files

net: sched: Add helpers to identify classids 



Offloading drivers need to understand what qdisc class a filter is added
to. Currently they only need to identify ingress, clsact->ingress and
clsact->egress. So provide these helpers.

Signed-off-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c5ebc440

include/net/pkt_sched.h

+14 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 
#include <linux/ktime.h>

#include <linux/if_vlan.h>

#include <net/sch_generic.h>

#include <uapi/linux/pkt_sched.h>



#define DEFAULT_TX_QUEUE_LEN	1000
@@ -132,4 +133,17 @@ static inline unsigned int psched_mtu(const struct net_device *dev) 
	return dev->mtu + dev->hard_header_len;

}



static inline bool is_classid_clsact_ingress(u32 classid)

{

	/* This also returns true for ingress qdisc */

	return TC_H_MAJ(classid) == TC_H_MAJ(TC_H_CLSACT) &&

	       TC_H_MIN(classid) != TC_H_MIN(TC_H_MIN_EGRESS);

}



static inline bool is_classid_clsact_egress(u32 classid)

{

	return TC_H_MAJ(classid) == TC_H_MAJ(TC_H_CLSACT) &&

	       TC_H_MIN(classid) == TC_H_MIN(TC_H_MIN_EGRESS);

}



#endif