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authorPo Liu <Po.Liu@nxp.com>2020-06-19 09:01:07 +0300
committerDavid S. Miller <davem@davemloft.net>2020-06-19 22:53:30 +0300
commit4b61d3e8d3daebbde7ec02d593f84248fdf8bec2 (patch)
tree5e780a81a8795b96dd46754d1695bf48c0bea2c0 /net/sched/act_api.c
parent7cc373db7ec5c221aa00a8ec3e9bb9e6792c755c (diff)
downloadlinux-4b61d3e8d3daebbde7ec02d593f84248fdf8bec2.tar.xz
net: qos offload add flow status with dropped count
This patch adds a drop frames counter to tc flower offloading. Reporting h/w dropped frames is necessary for some actions. Some actions like police action and the coming introduced stream gate action would produce dropped frames which is necessary for user. Status update shows how many filtered packets increasing and how many dropped in those packets. v2: Changes - Update commit comments suggest by Jiri Pirko. Signed-off-by: Po Liu <Po.Liu@nxp.com> Reviewed-by: Simon Horman <simon.horman@netronome.com> Reviewed-by: Vlad Buslov <vladbu@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/act_api.c')
-rw-r--r--net/sched/act_api.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 8ac7eb0a8309..4c4466f18801 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -1059,14 +1059,13 @@ err:
return err;
}
-void tcf_action_update_stats(struct tc_action *a, u64 bytes, u32 packets,
- bool drop, bool hw)
+void tcf_action_update_stats(struct tc_action *a, u64 bytes, u64 packets,
+ u64 drops, bool hw)
{
if (a->cpu_bstats) {
_bstats_cpu_update(this_cpu_ptr(a->cpu_bstats), bytes, packets);
- if (drop)
- this_cpu_ptr(a->cpu_qstats)->drops += packets;
+ this_cpu_ptr(a->cpu_qstats)->drops += drops;
if (hw)
_bstats_cpu_update(this_cpu_ptr(a->cpu_bstats_hw),
@@ -1075,8 +1074,7 @@ void tcf_action_update_stats(struct tc_action *a, u64 bytes, u32 packets,
}
_bstats_update(&a->tcfa_bstats, bytes, packets);
- if (drop)
- a->tcfa_qstats.drops += packets;
+ a->tcfa_qstats.drops += drops;
if (hw)
_bstats_update(&a->tcfa_bstats_hw, bytes, packets);
}