From a5449cdcaac5c78d62b8bea8f79158071f23da01 Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Tue, 7 Jan 2020 09:56:27 +0100 Subject: [PATCH] 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: Pablo Neira Ayuso --- include/net/netfilter/nf_flow_table.h | 5 +++++ net/netfilter/nf_flow_table_core.c | 2 +- net/netfilter/nf_flow_table_offload.c | 4 ++-- 3 files changed, 8 insertions(+), 3 deletions(-) diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h index 5a10e28c3e40..9ee1eaeaab04 100644 --- a/include/net/netfilter/nf_flow_table.h +++ b/include/net/netfilter/nf_flow_table.h @@ -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, diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c index 9f134f44d139..e919bafd68d1 100644 --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c @@ -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; diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c index 8a1fe391666e..b4c79fbb2d82 100644 --- a/net/netfilter/nf_flow_table_offload.c +++ b/net/netfilter/nf_flow_table_offload.c @@ -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) -- 2.30.2