LU-2456 lnet: Dynamic LNet Configuration (DLC) show command

[fs/lustre-release.git] / libcfs / include / libcfs / libcfs_ioctl.h

diff --git a/libcfs/include/libcfs/libcfs_ioctl.h b/libcfs/include/libcfs/libcfs_ioctl.h
index 732a181..3fb0539 100644 (file)
--- a/libcfs/include/libcfs/libcfs_ioctl.h
+++ b/libcfs/include/libcfs/libcfs_ioctl.h
@@ -42,6 +42,7 @@
 #define __LIBCFS_IOCTL_H__
 
 #define LIBCFS_IOCTL_VERSION 0x0001000a
+#define LIBCFS_IOCTL_VERSION2 0x0001000b
 
 struct libcfs_ioctl_hdr {
        __u32 ioc_len;
@@ -89,6 +90,14 @@ do {                                                 \
        data.ioc_hdr.ioc_len = sizeof(data);            \
 } while (0)
 
+#define LIBCFS_IOC_INIT_V2(data, hdr)                  \
+do {                                                   \
+       memset(&(data), 0, sizeof(data));                       \
+       (data).hdr.ioc_version = LIBCFS_IOCTL_VERSION2; \
+       (data).hdr.ioc_len = sizeof(data);              \
+} while (0)
+
+
 #ifdef __KERNEL__
 
 struct libcfs_ioctl_handler {
@@ -109,8 +118,8 @@ struct libcfs_ioctl_handler {
 #define IOCTL_LIBCFS_TYPE                long
 
 /* ioctls for manipulating snapshots 30- */
-#define IOC_LIBCFS_TYPE                   'e'
-#define IOC_LIBCFS_MIN_NR                 30
+#define IOC_LIBCFS_TYPE                                      ('e')
+#define IOC_LIBCFS_MIN_NR                            30
 /* libcfs ioctls */
 #define IOC_LIBCFS_PANIC                   _IOWR('e', 30, IOCTL_LIBCFS_TYPE)
 #define IOC_LIBCFS_CLEAR_DEBUG             _IOWR('e', 31, IOCTL_LIBCFS_TYPE)
@@ -118,34 +127,61 @@ struct libcfs_ioctl_handler {
 #define IOC_LIBCFS_MEMHOG                  _IOWR('e', 36, IOCTL_LIBCFS_TYPE)
 #define IOC_LIBCFS_PING_TEST               _IOWR('e', 37, IOCTL_LIBCFS_TYPE)
 /* lnet ioctls */
-#define IOC_LIBCFS_GET_NI                  _IOWR('e', 50, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_FAIL_NID                _IOWR('e', 51, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_ADD_ROUTE               _IOWR('e', 52, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEL_ROUTE               _IOWR('e', 53, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_ROUTE               _IOWR('e', 54, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_NOTIFY_ROUTER           _IOWR('e', 55, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_UNCONFIGURE             _IOWR('e', 56, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_NI                 _IOWR('e', 50, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_FAIL_NID               _IOWR('e', 51, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_NOTIFY_ROUTER          _IOWR('e', 55, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_UNCONFIGURE            _IOWR('e', 56, IOCTL_LIBCFS_TYPE)
 #define IOC_LIBCFS_PORTALS_COMPATIBILITY   _IOWR('e', 57, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_LNET_DIST               _IOWR('e', 58, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_CONFIGURE               _IOWR('e', 59, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_TESTPROTOCOMPAT         _IOWR('e', 60, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_PING                    _IOWR('e', 61, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEBUG_PEER              _IOWR('e', 62, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_LNETST                  _IOWR('e', 63, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_LNET_DIST              _IOWR('e', 58, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_CONFIGURE              _IOWR('e', 59, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_TESTPROTOCOMPAT        _IOWR('e', 60, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_PING                           _IOWR('e', 61, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_DEBUG_PEER             _IOWR('e', 62, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_LNETST                 _IOWR('e', 63, IOCTL_LIBCFS_TYPE)
 /* lnd ioctls */
-#define IOC_LIBCFS_REGISTER_MYNID          _IOWR('e', 70, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_CLOSE_CONNECTION        _IOWR('e', 71, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_PUSH_CONNECTION         _IOWR('e', 72, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_CONN                _IOWR('e', 73, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEL_PEER                _IOWR('e', 74, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_ADD_PEER                _IOWR('e', 75, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_PEER                _IOWR('e', 76, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_TXDESC              _IOWR('e', 77, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_ADD_INTERFACE           _IOWR('e', 78, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_DEL_INTERFACE           _IOWR('e', 79, IOCTL_LIBCFS_TYPE)
-#define IOC_LIBCFS_GET_INTERFACE           _IOWR('e', 80, IOCTL_LIBCFS_TYPE)
-
-#define IOC_LIBCFS_MAX_NR                             80
+#define IOC_LIBCFS_REGISTER_MYNID         _IOWR('e', 70, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_CLOSE_CONNECTION       _IOWR('e', 71, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_PUSH_CONNECTION        _IOWR('e', 72, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_CONN               _IOWR('e', 73, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_DEL_PEER               _IOWR('e', 74, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_ADD_PEER               _IOWR('e', 75, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_PEER               _IOWR('e', 76, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_TXDESC             _IOWR('e', 77, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_ADD_INTERFACE          _IOWR('e', 78, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_DEL_INTERFACE          _IOWR('e', 79, IOCTL_LIBCFS_TYPE)
+#define IOC_LIBCFS_GET_INTERFACE          _IOWR('e', 80, IOCTL_LIBCFS_TYPE)
+
+
+/*
+ * DLC Speicif IOCTL numbers.
+ * In order to maintain backward compatibility with any possible external
+ * tools which might be accessing the IOCTL numbers, a new group of IOCTL
+ * number have been allocated.
+ */
+#define IOCTL_CONFIG_SIZE                 struct lnet_ioctl_config_data
+#define IOC_LIBCFS_ADD_ROUTE              _IOWR(IOC_LIBCFS_TYPE, 81, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_DEL_ROUTE              _IOWR(IOC_LIBCFS_TYPE, 82, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_GET_ROUTE              _IOWR(IOC_LIBCFS_TYPE, 83, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_ADD_NET                _IOWR(IOC_LIBCFS_TYPE, 84, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_DEL_NET                _IOWR(IOC_LIBCFS_TYPE, 85, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_GET_NET                _IOWR(IOC_LIBCFS_TYPE, 86, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_CONFIG_RTR             _IOWR(IOC_LIBCFS_TYPE, 87, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_ADD_BUF                _IOWR(IOC_LIBCFS_TYPE, 88, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_GET_BUF                _IOWR(IOC_LIBCFS_TYPE, 89, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_GET_PEER_INFO          _IOWR(IOC_LIBCFS_TYPE, 90, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_GET_LNET_STATS         _IOWR(IOC_LIBCFS_TYPE, 91, \
+                                                IOCTL_CONFIG_SIZE)
+#define IOC_LIBCFS_MAX_NR                            91
 
 static inline int libcfs_ioctl_packlen(struct libcfs_ioctl_data *data)
 {