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flow_offload: Introduce flow_match_l2tpv3

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Allow to offload L2TPv3 filters by adding flow_rule_match_l2tpv3.
Drivers can extract L2TPv3 specific fields from now on.

Signed-off-by: Wojciech Drewek <wojciech.drewek@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Wojciech Drewek 2022-09-08 10:16:43 -07:00 committed by Paolo Abeni
parent 8b189ea08c
commit 2c1befaced
2 changed files with 13 additions and 0 deletions
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6
include/net/flow_offload.h
View File

@ -80,6 +80,10 @@ struct flow_match_pppoe {
struct flow_dissector_key_pppoe *key, *mask;
};
struct flow_match_l2tpv3 {
struct flow_dissector_key_l2tpv3 *key, *mask;
};
struct flow_rule;
void flow_rule_match_meta(const struct flow_rule *rule,
@ -128,6 +132,8 @@ void flow_rule_match_ct(const struct flow_rule *rule,
struct flow_match_ct *out);
void flow_rule_match_pppoe(const struct flow_rule *rule,
struct flow_match_pppoe *out);
void flow_rule_match_l2tpv3(const struct flow_rule *rule,
struct flow_match_l2tpv3 *out);
enum flow_action_id {
FLOW_ACTION_ACCEPT = 0,

7
net/core/flow_offload.c
View File

@ -237,6 +237,13 @@ void flow_rule_match_pppoe(const struct flow_rule *rule,
}
EXPORT_SYMBOL(flow_rule_match_pppoe);
void flow_rule_match_l2tpv3(const struct flow_rule *rule,
struct flow_match_l2tpv3 *out)
{
FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_L2TPV3, out);
}
EXPORT_SYMBOL(flow_rule_match_l2tpv3);
struct flow_block_cb *flow_block_cb_alloc(flow_setup_cb_t *cb,
void *cb_ident, void *cb_priv,
void (*release)(void *cb_priv))