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net: tc_skbedit: Make the skbedit priority offloadable

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The skbedit action "priority" is used for adjusting SKB priority. Allow
drivers to offload the action by introducing two new skbedit getters and a
new flow action, and initializing appropriately in tc_setup_flow_action().

Signed-off-by: Petr Machata <petrm@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata
2020-03-19 15:47:21 +02:00
committed by David S. Miller
parent fe93f0b225
commit 2ce124109c
3 changed files with 22 additions and 0 deletions
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3
net/sched/cls_api.c
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@@ -3665,6 +3665,9 @@ int tc_setup_flow_action(struct flow_action *flow_action,
} else if (is_tcf_skbedit_ptype(act)) {
entry->id = FLOW_ACTION_PTYPE;
entry->ptype = tcf_skbedit_ptype(act);
} else if (is_tcf_skbedit_priority(act)) {
entry->id = FLOW_ACTION_PRIORITY;
entry->priority = tcf_skbedit_priority(act);
} else {
err = -EOPNOTSUPP;
goto err_out_locked;