LU-9680 net: Netlink improvements

[fs/lustre-release.git] / lnet / include / uapi / linux / lnet / lnet-nl.h

diff --git a/lnet/include/uapi/linux/lnet/lnet-nl.h b/lnet/include/uapi/linux/lnet/lnet-nl.h
index de354fb..8bc0317 100644 (file)
--- a/lnet/include/uapi/linux/lnet/lnet-nl.h
+++ b/lnet/include/uapi/linux/lnet/lnet-nl.h
@@ -37,23 +37,44 @@ enum lnet_nl_key_format {
        LNKF_SEQUENCE           = 4,
 };
 
+/**
+ * enum lnet_nl_scalar_attrs           - scalar LNet netlink attributes used
+ *                                       to compose messages for sending or
+ *                                       receiving.
+ *
+ * @LN_SCALAR_ATTR_UNSPEC:             unspecified attribute to catch errors
+ * @LN_SCALAR_ATTR_PAD:                        padding for 64-bit attributes, ignore
+ *
+ * @LN_SCALAR_ATTR_LIST:               List of scalar attributes (NLA_NESTED)
+ * @LN_SCALAR_ATTR_LIST_SIZE:          Number of items in scalar list (NLA_U16)
+ * @LN_SCALAR_ATTR_INDEX:              True Netlink attr value (NLA_U16)
+ * @LN_SCALAR_ATTR_NLA_TYPE:           Data format for value part of the pair
+ *                                     (NLA_U16)
+ * @LN_SCALAR_ATTR_VALUE:              String value of key part of the pair.
+ *                                     (NLA_NUL_STRING)
+ * @LN_SCALAR_ATTR_INT_VALUE:          Numeric value of key part of the pair.
+ *                                     (NLA_S64)
+ * @LN_SCALAR_ATTR_KEY_FORMAT:         LNKF_* format of the key value pair.
+ */
 enum lnet_nl_scalar_attrs {
        LN_SCALAR_ATTR_UNSPEC = 0,
-       LN_SCALAR_ATTR_LIST,
+       LN_SCALAR_ATTR_PAD = LN_SCALAR_ATTR_UNSPEC,
 
+       LN_SCALAR_ATTR_LIST,
        LN_SCALAR_ATTR_LIST_SIZE,
        LN_SCALAR_ATTR_INDEX,
        LN_SCALAR_ATTR_NLA_TYPE,
        LN_SCALAR_ATTR_VALUE,
+       LN_SCALAR_ATTR_INT_VALUE,
        LN_SCALAR_ATTR_KEY_FORMAT,
 
-       __LN_SCALAR_ATTR_LAST,
+       __LN_SCALAR_ATTR_MAX_PLUS_ONE,
 };
 
-#define LN_SCALAR_CNT (__LN_SCALAR_ATTR_LAST - 1)
+#define LN_SCALAR_MAX (__LN_SCALAR_ATTR_MAX_PLUS_ONE - 1)
 
 struct ln_key_props {
-       char                    *lkp_values;
+       char                    *lkp_value;
        __u16                   lkp_key_format;
        __u16                   lkp_data_type;
 };