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netfilter: flowtable: add counter support in HW offload

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Store the conntrack counters to the conntrack entry in the
HW flowtable offload.

Signed-off-by: wenxu <wenxu@ucloud.cn>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
wenxu 2020-03-28 08:57:54 +08:00 committed by Pablo Neira Ayuso
parent 9312eabab4
commit ef803b3cf9
1 changed files with 12 additions and 0 deletions
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12
net/netfilter/nf_flow_table_offload.c
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@ -9,6 +9,7 @@
#include <net/netfilter/nf_flow_table.h>
#include <net/netfilter/nf_tables.h>
#include <net/netfilter/nf_conntrack.h>
#include <net/netfilter/nf_conntrack_acct.h>
#include <net/netfilter/nf_conntrack_core.h>
#include <net/netfilter/nf_conntrack_tuple.h>
@ -783,6 +784,17 @@ static void flow_offload_work_stats(struct flow_offload_work *offload)
lastused = max_t(u64, stats[0].lastused, stats[1].lastused);
offload->flow->timeout = max_t(u64, offload->flow->timeout,
lastused + NF_FLOW_TIMEOUT);
if (offload->flowtable->flags & NF_FLOWTABLE_COUNTER) {
if (stats[0].pkts)
nf_ct_acct_add(offload->flow->ct,
FLOW_OFFLOAD_DIR_ORIGINAL,
stats[0].pkts, stats[0].bytes);
if (stats[1].pkts)
nf_ct_acct_add(offload->flow->ct,
FLOW_OFFLOAD_DIR_REPLY,
stats[1].pkts, stats[1].bytes);
}
}
static void flow_offload_work_handler(struct work_struct *work)