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-rw-r--r--include/linux/net_dropmon.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/include/linux/net_dropmon.h b/include/linux/net_dropmon.h
new file mode 100644
index 000000000000..0217fb81a630
--- /dev/null
+++ b/include/linux/net_dropmon.h
@@ -0,0 +1,56 @@
+#ifndef __NET_DROPMON_H
+#define __NET_DROPMON_H
+
+#include <linux/netlink.h>
+
+struct net_dm_drop_point {
+ __u8 pc[8];
+ __u32 count;
+};
+
+#define NET_DM_CFG_VERSION 0
+#define NET_DM_CFG_ALERT_COUNT 1
+#define NET_DM_CFG_ALERT_DELAY 2
+#define NET_DM_CFG_MAX 3
+
+struct net_dm_config_entry {
+ __u32 type;
+ __u64 data __attribute__((aligned(8)));
+};
+
+struct net_dm_config_msg {
+ __u32 entries;
+ struct net_dm_config_entry options[0];
+};
+
+struct net_dm_alert_msg {
+ __u32 entries;
+ struct net_dm_drop_point points[0];
+};
+
+struct net_dm_user_msg {
+ union {
+ struct net_dm_config_msg user;
+ struct net_dm_alert_msg alert;
+ } u;
+};
+
+
+/* These are the netlink message types for this protocol */
+
+enum {
+ NET_DM_CMD_UNSPEC = 0,
+ NET_DM_CMD_ALERT,
+ NET_DM_CMD_CONFIG,
+ NET_DM_CMD_START,
+ NET_DM_CMD_STOP,
+ _NET_DM_CMD_MAX,
+};
+
+#define NET_DM_CMD_MAX (_NET_DM_CMD_MAX - 1)
+
+/*
+ * Our group identifiers
+ */
+#define NET_DM_GRP_ALERT 1
+#endif