Auto merge of #2020 - joshtriplett:ifla, r=JohnTitor

Add more IFLA_ values

Author: bors

libc-test/build.rs

@@ -2675,6 +2675,28 @@ fn test_linux(target: &str) {
             // Not yet implemented on sparc64
             "SYS_clone3" if mips | sparc64 => true,
 
+            // Missing from musl's kernel headers
+            | "IFLA_GSO_MAX_SEGS"
+            | "IFLA_GSO_MAX_SIZE"
+            | "IFLA_PAD"
+            | "IFLA_XDP"
+            | "IFLA_EVENT"
+            | "IFLA_NEW_NETNSID"
+            | "IFLA_IF_NETNSID"
+            | "IFLA_TARGET_NETNSID"
+            | "IFLA_CARRIER_UP_COUNT"
+            | "IFLA_CARRIER_DOWN_COUNT"
+            | "IFLA_NEW_IFINDEX"
+            | "IFLA_MIN_MTU"
+            | "IFLA_MAX_MTU"
+                if musl => true,
+
+            // Requires more recent kernel headers:
+            | "IFLA_PROP_LIST"
+            | "IFLA_ALT_IFNAME"
+            | "IFLA_PERM_ADDRESS"
+            | "IFLA_PROTO_DOWN_REASON" => true,
+
             _ => false,
         }
     });

src/unix/linux_like/linux/mod.rs

@@ -1191,6 +1191,23 @@ pub const IFLA_PHYS_SWITCH_ID: ::c_ushort = 36;
 pub const IFLA_LINK_NETNSID: ::c_ushort = 37;
 pub const IFLA_PHYS_PORT_NAME: ::c_ushort = 38;
 pub const IFLA_PROTO_DOWN: ::c_ushort = 39;
+pub const IFLA_GSO_MAX_SEGS: ::c_ushort = 40;
+pub const IFLA_GSO_MAX_SIZE: ::c_ushort = 41;
+pub const IFLA_PAD: ::c_ushort = 42;
+pub const IFLA_XDP: ::c_ushort = 43;
+pub const IFLA_EVENT: ::c_ushort = 44;
+pub const IFLA_NEW_NETNSID: ::c_ushort = 45;
+pub const IFLA_IF_NETNSID: ::c_ushort = 46;
+pub const IFLA_TARGET_NETNSID: ::c_ushort = IFLA_IF_NETNSID;
+pub const IFLA_CARRIER_UP_COUNT: ::c_ushort = 47;
+pub const IFLA_CARRIER_DOWN_COUNT: ::c_ushort = 48;
+pub const IFLA_NEW_IFINDEX: ::c_ushort = 49;
+pub const IFLA_MIN_MTU: ::c_ushort = 50;
+pub const IFLA_MAX_MTU: ::c_ushort = 51;
+pub const IFLA_PROP_LIST: ::c_ushort = 52;
+pub const IFLA_ALT_IFNAME: ::c_ushort = 53;
+pub const IFLA_PERM_ADDRESS: ::c_ushort = 54;
+pub const IFLA_PROTO_DOWN_REASON: ::c_ushort = 55;
 
 pub const IFLA_INFO_UNSPEC: ::c_ushort = 0;
 pub const IFLA_INFO_KIND: ::c_ushort = 1;