[net-next] net: flow_offload: add support for ARP frame matching
Commit Message
flow_rule_match_arp allows drivers to dissect APR frames
Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
---
include/net/flow_offload.h | 6 ++++++
net/core/flow_offload.c | 7 +++++++
2 files changed, 13 insertions(+)
Comments
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Steen
On Fri, 2022-11-04 at 13:19 +0100, Steen Hegelund wrote:
> flow_rule_match_arp allows drivers to dissect APR frames
>
> Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
> ---
> include/net/flow_offload.h | 6 ++++++
> net/core/flow_offload.c | 7 +++++++
> 2 files changed, 13 insertions(+)
>
> diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h
> index 7a60bc6d72c9..0400a0ac8a29 100644
> --- a/include/net/flow_offload.h
> +++ b/include/net/flow_offload.h
> @@ -32,6 +32,10 @@ struct flow_match_vlan {
> struct flow_dissector_key_vlan *key, *mask;
> };
>
> +struct flow_match_arp {
> + struct flow_dissector_key_arp *key, *mask;
> +};
> +
> struct flow_match_ipv4_addrs {
> struct flow_dissector_key_ipv4_addrs *key, *mask;
> };
> @@ -98,6 +102,8 @@ void flow_rule_match_vlan(const struct flow_rule *rule,
> struct flow_match_vlan *out);
> void flow_rule_match_cvlan(const struct flow_rule *rule,
> struct flow_match_vlan *out);
> +void flow_rule_match_arp(const struct flow_rule *rule,
> + struct flow_match_arp *out);
> void flow_rule_match_ipv4_addrs(const struct flow_rule *rule,
> struct flow_match_ipv4_addrs *out);
> void flow_rule_match_ipv6_addrs(const struct flow_rule *rule,
> diff --git a/net/core/flow_offload.c b/net/core/flow_offload.c
> index abe423fd5736..acfc1f88ea79 100644
> --- a/net/core/flow_offload.c
> +++ b/net/core/flow_offload.c
> @@ -97,6 +97,13 @@ void flow_rule_match_cvlan(const struct flow_rule *rule,
> }
> EXPORT_SYMBOL(flow_rule_match_cvlan);
>
> +void flow_rule_match_arp(const struct flow_rule *rule,
> + struct flow_match_arp *out)
> +{
> + FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ARP, out);
> +}
> +EXPORT_SYMBOL(flow_rule_match_arp);
> +
> void flow_rule_match_ipv4_addrs(const struct flow_rule *rule,
> struct flow_match_ipv4_addrs *out)
> {
@@ -32,6 +32,10 @@ struct flow_match_vlan {
struct flow_dissector_key_vlan *key, *mask;
};
+struct flow_match_arp {
+ struct flow_dissector_key_arp *key, *mask;
+};
+
struct flow_match_ipv4_addrs {
struct flow_dissector_key_ipv4_addrs *key, *mask;
};
@@ -98,6 +102,8 @@ void flow_rule_match_vlan(const struct flow_rule *rule,
struct flow_match_vlan *out);
void flow_rule_match_cvlan(const struct flow_rule *rule,
struct flow_match_vlan *out);
+void flow_rule_match_arp(const struct flow_rule *rule,
+ struct flow_match_arp *out);
void flow_rule_match_ipv4_addrs(const struct flow_rule *rule,
struct flow_match_ipv4_addrs *out);
void flow_rule_match_ipv6_addrs(const struct flow_rule *rule,
@@ -97,6 +97,13 @@ void flow_rule_match_cvlan(const struct flow_rule *rule,
}
EXPORT_SYMBOL(flow_rule_match_cvlan);
+void flow_rule_match_arp(const struct flow_rule *rule,
+ struct flow_match_arp *out)
+{
+ FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ARP, out);
+}
+EXPORT_SYMBOL(flow_rule_match_arp);
+
void flow_rule_match_ipv4_addrs(const struct flow_rule *rule,
struct flow_match_ipv4_addrs *out)
{