diff options
| author | Baowen Zheng <baowen.zheng@corigine.com> | 2021-12-17 21:16:25 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-12-19 17:08:48 +0300 |
| commit | c7a66f8d8a946edafb38150480145ab9801e4e52 (patch) | |
| tree | ac4b8983bfd0e8726e3f315e567fd9c036ba8269 /include/net/pkt_cls.h | |
| parent | bcd64368584bab38bdd095c88df702fb64271694 (diff) | |
| download | linux-c7a66f8d8a946edafb38150480145ab9801e4e52.tar.xz | |
flow_offload: add process to update action stats from hardware
When collecting stats for actions update them using both
hardware and software counters.
Stats update process should not run in context of preempt_disable.
Signed-off-by: Baowen Zheng <baowen.zheng@corigine.com>
Signed-off-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/pkt_cls.h')
| -rw-r--r-- | include/net/pkt_cls.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index efdfab8eb00c..337a3ebb4666 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -273,18 +273,20 @@ tcf_exts_hw_stats_update(const struct tcf_exts *exts, #ifdef CONFIG_NET_CLS_ACT int i; - preempt_disable(); - for (i = 0; i < exts->nr_actions; i++) { struct tc_action *a = exts->actions[i]; - tcf_action_stats_update(a, bytes, packets, drops, - lastuse, true); - a->used_hw_stats = used_hw_stats; - a->used_hw_stats_valid = used_hw_stats_valid; - } + /* if stats from hw, just skip */ + if (tcf_action_update_hw_stats(a)) { + preempt_disable(); + tcf_action_stats_update(a, bytes, packets, drops, + lastuse, true); + preempt_enable(); - preempt_enable(); + a->used_hw_stats = used_hw_stats; + a->used_hw_stats_valid = used_hw_stats_valid; + } + } #endif } |