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authorDaniel Borkmann <daniel@iogearbox.net>2016-03-04 15:15:05 +0100
committerMichael Bestas <mkbestas@lineageos.org>2022-04-19 00:50:09 +0300
commite19aca1c78f5d3146ff8d499709704c5580648f7 (patch)
treea23347892c5470975894aac2edf0c503b6200bde /include/uapi/linux/bpf.h
parent9c4fec72ee1d90640370bdcf1908b03238672fe1 (diff)
bpf: allow to propagate df in bpf_skb_set_tunnel_key
Added by 9a628224a61b ("ip_tunnel: Add dont fragment flag."), allow to feed df flag into tunneling facilities (currently supported on TX by vxlan, geneve and gre) as a hint from eBPF's bpf_skb_set_tunnel_key() helper. Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Chatur27 <jasonbright2709@gmail.com>
Diffstat (limited to 'include/uapi/linux/bpf.h')
-rw-r--r--include/uapi/linux/bpf.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index fcfeec3f6db2..756d98a30f9b 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -328,6 +328,7 @@ enum bpf_func_id {
/* BPF_FUNC_skb_set_tunnel_key flags. */
#define BPF_F_ZERO_CSUM_TX (1ULL << 1)
+#define BPF_F_DONT_FRAGMENT (1ULL << 2)
/* BPF_FUNC_get_stackid flags. */
#define BPF_F_SKIP_FIELD_MASK 0xffULL