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bpf: Sync bpf.h uapi to tools/ 

This patch sync include/uapi/linux/bpf.h to
tools/include/uapi/linux/

Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Martin KaFai Lau 2018-08-08 01:01:29 -07:00 committed by Daniel Borkmann
parent aa5f0c96cc
commit 3bd43a8c91
1 changed files with 36 additions and 1 deletions
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37
tools/include/uapi/linux/bpf.h
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@ -126,6 +126,7 @@ enum bpf_map_type {
BPF_MAP_TYPE_XSKMAP,
BPF_MAP_TYPE_SOCKHASH,
BPF_MAP_TYPE_CGROUP_STORAGE,
BPF_MAP_TYPE_REUSEPORT_SOCKARRAY,
};
enum bpf_prog_type {
@ -150,6 +151,7 @@ enum bpf_prog_type {
BPF_PROG_TYPE_CGROUP_SOCK_ADDR,
BPF_PROG_TYPE_LWT_SEG6LOCAL,
BPF_PROG_TYPE_LIRC_MODE2,
BPF_PROG_TYPE_SK_REUSEPORT,
};
enum bpf_attach_type {
@ -2113,6 +2115,14 @@ union bpf_attr {
* the shared data.
* Return
* Pointer to the local storage area.
*
* int bpf_sk_select_reuseport(struct sk_reuseport_md *reuse, struct bpf_map *map, void *key, u64 flags)
* Description
* Select a SO_REUSEPORT sk from a BPF_MAP_TYPE_REUSEPORT_ARRAY map
* It checks the selected sk is matching the incoming
* request in the skb.
* Return
* 0 on success, or a negative error in case of failure.
*/
#define __BPF_FUNC_MAPPER(FN) \
FN(unspec), \
@ -2196,7 +2206,8 @@ union bpf_attr {
FN(rc_keydown), \
FN(skb_cgroup_id), \
FN(get_current_cgroup_id), \
FN(get_local_storage),
FN(get_local_storage), \
FN(sk_select_reuseport),
/* integer value in 'imm' field of BPF_CALL instruction selects which helper
* function eBPF program intends to call
@ -2413,6 +2424,30 @@ struct sk_msg_md {
__u32 local_port; /* stored in host byte order */
};
struct sk_reuseport_md {
/*
* Start of directly accessible data. It begins from
* the tcp/udp header.
*/
void *data;
void *data_end; /* End of directly accessible data */
/*
* Total length of packet (starting from the tcp/udp header).
* Note that the directly accessible bytes (data_end - data)
* could be less than this "len". Those bytes could be
* indirectly read by a helper "bpf_skb_load_bytes()".
*/
__u32 len;
/*
* Eth protocol in the mac header (network byte order). e.g.
* ETH_P_IP(0x0800) and ETH_P_IPV6(0x86DD)
*/
__u32 eth_protocol;
__u32 ip_protocol; /* IP protocol. e.g. IPPROTO_TCP, IPPROTO_UDP */
__u32 bind_inany; /* Is sock bound to an INANY address? */
__u32 hash; /* A hash of the packet 4 tuples */
};
#define BPF_TAG_SIZE 8
struct bpf_prog_info {