diff options
| author | Eric Dumazet <edumazet@google.com> | 2015-05-15 22:39:27 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-05-18 05:45:48 +0300 |
| commit | b8da51ebb1aa93908350f95efae73aecbc2e266c (patch) | |
| tree | 5d6b1edc272ea24b07ec2a38cbcba7c53fb44bae /net/ipv4/tcp_output.c | |
| parent | a6c5ea4ccf0033591e6e476d7a273c0074c07aa7 (diff) | |
| download | linux-b8da51ebb1aa93908350f95efae73aecbc2e266c.tar.xz | |
tcp: introduce tcp_under_memory_pressure()
Introduce an optimized version of sk_under_memory_pressure()
for TCP. Our intent is to use it in fast paths.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_output.c')
| -rw-r--r-- | net/ipv4/tcp_output.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index bac1a950d087..08c2cc40b26d 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -2392,7 +2392,7 @@ u32 __tcp_select_window(struct sock *sk) if (free_space < (full_space >> 1)) { icsk->icsk_ack.quick = 0; - if (sk_under_memory_pressure(sk)) + if (tcp_under_memory_pressure(sk)) tp->rcv_ssthresh = min(tp->rcv_ssthresh, 4U * tp->advmss); @@ -2843,7 +2843,7 @@ void tcp_send_fin(struct sock *sk) * Note: in the latter case, FIN packet will be sent after a timeout, * as TCP stack thinks it has already been transmitted. */ - if (tskb && (tcp_send_head(sk) || sk_under_memory_pressure(sk))) { + if (tskb && (tcp_send_head(sk) || tcp_under_memory_pressure(sk))) { coalesce: TCP_SKB_CB(tskb)->tcp_flags |= TCPHDR_FIN; TCP_SKB_CB(tskb)->end_seq++; |