Commit 7c96d8ec authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

ipv6: add struct hop_jumbo_hdr definition 



Following patches will need to add and remove local IPv6 jumbogram
options to enable BIG TCP.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Acked-by: default avatarAlexander Duyck <alexanderduyck@fb.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9957b38b

include/net/ipv6.h

+11 −0
Original line number Diff line number Diff line
@@ -151,6 +151,17 @@ struct frag_hdr { 
	__be32	identification;

};



/*

 * Jumbo payload option, as described in RFC 2675 2.

 */

struct hop_jumbo_hdr {

	u8	nexthdr;

	u8	hdrlen;

	u8	tlv_type;	/* IPV6_TLV_JUMBO, 0xC2 */

	u8	tlv_len;	/* 4 */

	__be32	jumbo_payload_len;

};



#define	IP6_MF		0x0001

#define	IP6_OFFSET	0xFFF8