diff options
| author | LorDClockaN <davor@losinj.com> | 2014-06-18 15:09:32 +0200 |
|---|---|---|
| committer | LorDClockaN <davor@losinj.com> | 2014-06-18 15:09:32 +0200 |
| commit | 3d258ae906ee28e8f43f1fe1f51d48a63b5fd1ca (patch) | |
| tree | daf27e2d6c97a18c9525ec3207a6aa6191165a2d /net/ipv4/tcp_input.c | |
| parent | 69a8edcfd8ca6987626f20cd5a78051f43f532e9 (diff) | |
| parent | c795f63b44d1f605b84261bd9a76e53f6f1a0b7d (diff) | |
Change-Id: I1801401160f3216c9e2621b4cb337b3c11d82c9e
Diffstat (limited to 'net/ipv4/tcp_input.c')
| -rw-r--r-- | net/ipv4/tcp_input.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 51e4301eb48..d9026bec22e 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -102,6 +102,7 @@ int sysctl_tcp_thin_dupack __read_mostly; int sysctl_tcp_moderate_rcvbuf __read_mostly = 1; int sysctl_tcp_abc __read_mostly; +int sysctl_tcp_default_init_rwnd __read_mostly = TCP_DEFAULT_INIT_RCVWND; #define FLAG_DATA 0x01 /* Incoming frame contained data. */ #define FLAG_WIN_UPDATE 0x02 /* Incoming ACK was a window update. */ @@ -352,14 +353,14 @@ static void tcp_grow_window(struct sock *sk, const struct sk_buff *skb) static void tcp_fixup_rcvbuf(struct sock *sk) { u32 mss = tcp_sk(sk)->advmss; - u32 icwnd = TCP_DEFAULT_INIT_RCVWND; + u32 icwnd = sysctl_tcp_default_init_rwnd; int rcvmem; /* Limit to 10 segments if mss <= 1460, * or 14600/mss segments, with a minimum of two segments. */ if (mss > 1460) - icwnd = max_t(u32, (1460 * TCP_DEFAULT_INIT_RCVWND) / mss, 2); + icwnd = max_t(u32, (1460 * icwnd) / mss, 2); rcvmem = SKB_TRUESIZE(mss + MAX_TCP_HEADER); while (tcp_win_from_space(rcvmem) < mss) |