netdev - [PATCH net-next ct-offload v4 11/15] flow_offload: Add flow_match

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Message-Id: <1584008597-15875-12-git-send-email-paulb@mellanox.com>
Date:   Thu, 12 Mar 2020 12:23:13 +0200
From:   Paul Blakey <paulb@...lanox.com>
To:     Paul Blakey <paulb@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Oz Shlomo <ozsh@...lanox.com>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Vlad Buslov <vladbu@...lanox.com>,
        David Miller <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Jiri Pirko <jiri@...lanox.com>, Roi Dayan <roid@...lanox.com>
Subject: [PATCH net-next ct-offload v4 11/15] flow_offload: Add flow_match_ct to get rule ct match

Add relevant getter for ct info dissector.

Signed-off-by: Paul Blakey <paulb@...lanox.com>
Reviewed-by: Jiri Pirko <jiri@...lanox.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 ceaa362..efd8d47 100644
--- a/include/net/flow_offload.h
+++ b/include/net/flow_offload.h
@@ -69,6 +69,10 @@ struct flow_match_enc_opts {
 	struct flow_dissector_key_enc_opts *key, *mask;
 };
 
+struct flow_match_ct {
+	struct flow_dissector_key_ct *key, *mask;
+};
+
 struct flow_rule;
 
 void flow_rule_match_meta(const struct flow_rule *rule,
@@ -111,6 +115,8 @@ void flow_rule_match_enc_keyid(const struct flow_rule *rule,
 			       struct flow_match_enc_keyid *out);
 void flow_rule_match_enc_opts(const struct flow_rule *rule,
 			      struct flow_match_enc_opts *out);
+void flow_rule_match_ct(const struct flow_rule *rule,
+			struct flow_match_ct *out);
 
 enum flow_action_id {
 	FLOW_ACTION_ACCEPT		= 0,
diff --git a/net/core/flow_offload.c b/net/core/flow_offload.c
index d213482..7440e61 100644
--- a/net/core/flow_offload.c
+++ b/net/core/flow_offload.c
@@ -188,6 +188,13 @@ void flow_action_cookie_destroy(struct flow_action_cookie *cookie)
 }
 EXPORT_SYMBOL(flow_action_cookie_destroy);
 
+void flow_rule_match_ct(const struct flow_rule *rule,
+			struct flow_match_ct *out)
+{
+	FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_CT, out);
+}
+EXPORT_SYMBOL(flow_rule_match_ct);
+
 struct flow_block_cb *flow_block_cb_alloc(flow_setup_cb_t *cb,
 					  void *cb_ident, void *cb_priv,
 					  void (*release)(void *cb_priv))
-- 
1.8.3.1