Commit a5449cdc authored by Pablo Neira Ayuso's avatar Pablo Neira Ayuso
Browse files

netfilter: flowtable: add nf_flowtable_hw_offload() helper function 



This function checks for the NF_FLOWTABLE_HW_OFFLOAD flag, meaning that
the flowtable hardware offload is enabled.

Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
parent 355a8b13

include/net/netfilter/nf_flow_table.h

+5 −0
Original line number Diff line number Diff line
@@ -47,6 +47,11 @@ struct nf_flowtable { 
	possible_net_t			net;

};



static inline bool nf_flowtable_hw_offload(struct nf_flowtable *flowtable)

{

	return flowtable->flags & NF_FLOWTABLE_HW_OFFLOAD;

}



enum flow_offload_tuple_dir {

	FLOW_OFFLOAD_DIR_ORIGINAL = IP_CT_DIR_ORIGINAL,

	FLOW_OFFLOAD_DIR_REPLY = IP_CT_DIR_REPLY,

net/netfilter/nf_flow_table_core.c

+1 −1
Original line number Diff line number Diff line
@@ -243,7 +243,7 @@ int flow_offload_add(struct nf_flowtable *flow_table, struct flow_offload *flow) 
		return err;

	}



	if (flow_table->flags & NF_FLOWTABLE_HW_OFFLOAD)

	if (nf_flowtable_hw_offload(flow_table))

		nf_flow_offload_add(flow_table, flow);



	return 0;

net/netfilter/nf_flow_table_offload.c

+2 −2
Original line number Diff line number Diff line
@@ -812,7 +812,7 @@ void nf_flow_offload_stats(struct nf_flowtable *flowtable, 


void nf_flow_table_offload_flush(struct nf_flowtable *flowtable)

{

	if (flowtable->flags & NF_FLOWTABLE_HW_OFFLOAD)

	if (nf_flowtable_hw_offload(flowtable))

		flush_work(&nf_flow_offload_work);

}
@@ -849,7 +849,7 @@ int nf_flow_table_offload_setup(struct nf_flowtable *flowtable, 
	struct flow_block_offload bo = {};

	int err;



	if (!(flowtable->flags & NF_FLOWTABLE_HW_OFFLOAD))

	if (!nf_flowtable_hw_offload(flowtable))

		return 0;



	if (!dev->netdev_ops->ndo_setup_tc)

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