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path: root/net/ipv6/exthdrs_offload.c
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Diffstat (limited to 'net/ipv6/exthdrs_offload.c')
-rw-r--r--net/ipv6/exthdrs_offload.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/net/ipv6/exthdrs_offload.c b/net/ipv6/exthdrs_offload.c
new file mode 100644
index 000000000..447a7fbd1
--- /dev/null
+++ b/net/ipv6/exthdrs_offload.c
@@ -0,0 +1,41 @@
+/*
+ * IPV6 GSO/GRO offload support
+ * Linux INET6 implementation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * IPV6 Extension Header GSO/GRO support
+ */
+#include <net/protocol.h>
+#include "ip6_offload.h"
+
+static const struct net_offload rthdr_offload = {
+ .flags = INET6_PROTO_GSO_EXTHDR,
+};
+
+static const struct net_offload dstopt_offload = {
+ .flags = INET6_PROTO_GSO_EXTHDR,
+};
+
+int __init ipv6_exthdrs_offload_init(void)
+{
+ int ret;
+
+ ret = inet6_add_offload(&rthdr_offload, IPPROTO_ROUTING);
+ if (ret)
+ goto out;
+
+ ret = inet6_add_offload(&dstopt_offload, IPPROTO_DSTOPTS);
+ if (ret)
+ goto out_rt;
+
+out:
+ return ret;
+
+out_rt:
+ inet_del_offload(&rthdr_offload, IPPROTO_ROUTING);
+ goto out;
+}