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Date: Thu, 24 May 2018 17:56:42 -0700
From: Yi-Hung Wei <yihung.wei@...il.com>
To: netdev@...r.kernel.org, pshelar@....org
Cc: Yi-Hung Wei <yihung.wei@...il.com>
Subject: [PATCH net-next v5 1/2] openvswitch: Add conntrack limit netlink definition
Define netlink messages and attributes to support user kernel
communication that uses the conntrack limit feature.
Signed-off-by: Yi-Hung Wei <yihung.wei@...il.com>
---
include/uapi/linux/openvswitch.h | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h
index 713e56ce681f..863aabaa5cc9 100644
--- a/include/uapi/linux/openvswitch.h
+++ b/include/uapi/linux/openvswitch.h
@@ -937,4 +937,32 @@ enum ovs_meter_band_type {
#define OVS_METER_BAND_TYPE_MAX (__OVS_METER_BAND_TYPE_MAX - 1)
+/* Conntrack limit */
+#define OVS_CT_LIMIT_FAMILY "ovs_ct_limit"
+#define OVS_CT_LIMIT_MCGROUP "ovs_ct_limit"
+#define OVS_CT_LIMIT_VERSION 0x1
+
+enum ovs_ct_limit_cmd {
+ OVS_CT_LIMIT_CMD_UNSPEC,
+ OVS_CT_LIMIT_CMD_SET, /* Add or modify ct limit. */
+ OVS_CT_LIMIT_CMD_DEL, /* Delete ct limit. */
+ OVS_CT_LIMIT_CMD_GET /* Get ct limit. */
+};
+
+enum ovs_ct_limit_attr {
+ OVS_CT_LIMIT_ATTR_UNSPEC,
+ OVS_CT_LIMIT_ATTR_ZONE_LIMIT, /* Nested struct ovs_zone_limit. */
+ __OVS_CT_LIMIT_ATTR_MAX
+};
+
+#define OVS_CT_LIMIT_ATTR_MAX (__OVS_CT_LIMIT_ATTR_MAX - 1)
+
+#define OVS_ZONE_LIMIT_DEFAULT_ZONE -1
+
+struct ovs_zone_limit {
+ int zone_id;
+ __u32 limit;
+ __u32 count;
+};
+
#endif /* _LINUX_OPENVSWITCH_H */
--
2.7.4
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