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net: sched: add ingress mirred action to hardware IR

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TC mirred actions (redirect and mirred) can send to egress or ingress of a
device. Currently only egress is used for hw offload rules.

Modify the intermediate representation for hw offload to include mirred
actions that go to ingress. This gives drivers access to such rules and
can decide whether or not to offload them.

Signed-off-by: John Hurley <john.hurley@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Hurley 2019-08-04 16:09:06 +01:00 committed by David S. Miller
parent d7609c96c6
commit 48e584ac58
2 changed files with 8 additions and 0 deletions
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2
include/net/flow_offload.h
View File

@ -117,6 +117,8 @@ enum flow_action_id {
FLOW_ACTION_GOTO,
FLOW_ACTION_REDIRECT,
FLOW_ACTION_MIRRED,
FLOW_ACTION_REDIRECT_INGRESS,
FLOW_ACTION_MIRRED_INGRESS,
FLOW_ACTION_VLAN_PUSH,
FLOW_ACTION_VLAN_POP,
FLOW_ACTION_VLAN_MANGLE,

6
net/sched/cls_api.c
View File

@ -3205,6 +3205,12 @@ int tc_setup_flow_action(struct flow_action *flow_action,
} else if (is_tcf_mirred_egress_mirror(act)) {
entry->id = FLOW_ACTION_MIRRED;
entry->dev = tcf_mirred_dev(act);
} else if (is_tcf_mirred_ingress_redirect(act)) {
entry->id = FLOW_ACTION_REDIRECT_INGRESS;
entry->dev = tcf_mirred_dev(act);
} else if (is_tcf_mirred_ingress_mirror(act)) {
entry->id = FLOW_ACTION_MIRRED_INGRESS;
entry->dev = tcf_mirred_dev(act);
} else if (is_tcf_vlan(act)) {
switch (tcf_vlan_action(act)) {
case TCA_VLAN_ACT_PUSH: