diff options
| author | Eric Dumazet <edumazet@google.com> | 2021-10-25 15:13:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-10-26 14:45:12 +0100 |
| commit | 8a794df69300cf2f889b4f02ada9c54baa9bca91 (patch) | |
| tree | 633e9f453e19ecc8aaab0ba4620b62c5d19fbfd9 /net | |
| parent | f8dd3b8d70206a0d427ffb0aada6dcada1cf3720 (diff) | |
| download | linux-8a794df69300cf2f889b4f02ada9c54baa9bca91.tar.gz | |
tcp: use MAX_TCP_HEADER in tcp_stream_alloc_skb
Both IPv4 and IPv6 uses same reserve, no need risking
cache line misses to fetch its value.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/tcp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 9ba2317cbe3214..f30a26820126b6 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -867,7 +867,7 @@ struct sk_buff *tcp_stream_alloc_skb(struct sock *sk, int size, gfp_t gfp, if (unlikely(tcp_under_memory_pressure(sk))) sk_mem_reclaim_partial(sk); - skb = alloc_skb_fclone(size + sk->sk_prot->max_header, gfp); + skb = alloc_skb_fclone(size + MAX_TCP_HEADER, gfp); if (likely(skb)) { bool mem_scheduled; @@ -878,7 +878,7 @@ struct sk_buff *tcp_stream_alloc_skb(struct sock *sk, int size, gfp_t gfp, mem_scheduled = sk_wmem_schedule(sk, skb->truesize); } if (likely(mem_scheduled)) { - skb_reserve(skb, sk->sk_prot->max_header); + skb_reserve(skb, MAX_TCP_HEADER); /* * Make sure that we have exactly size bytes * available to the caller, no more, no less. |