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authorEric Dumazet <edumazet@google.com>2017-10-27 07:47:28 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-28 19:24:39 +0900
commitbd239704295c66196e6b77c5717ec4aec076ddd5 (patch)
tree26e8dc3319b42d82ec0210017f0529c284da5cf4 /net/ipv4/tcp_input.c
parent26e9596e5b8f11025b57b12e7265df649129ab00 (diff)
tcp: Namespace-ify sysctl_tcp_min_rtt_wlen
Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 928048a4e2c5..da1ef666d1f9 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -80,7 +80,6 @@
#include <linux/static_key.h>
int sysctl_tcp_max_orphans __read_mostly = NR_FILE;
-int sysctl_tcp_min_rtt_wlen __read_mostly = 300;
int sysctl_tcp_invalid_ratelimit __read_mostly = HZ/2;
#define FLAG_DATA 0x01 /* Incoming frame contained data. */
@@ -2915,8 +2914,8 @@ static void tcp_fastretrans_alert(struct sock *sk, const int acked,
static void tcp_update_rtt_min(struct sock *sk, u32 rtt_us)
{
+ u32 wlen = sock_net(sk)->ipv4.sysctl_tcp_min_rtt_wlen * HZ;
struct tcp_sock *tp = tcp_sk(sk);
- u32 wlen = sysctl_tcp_min_rtt_wlen * HZ;
minmax_running_min(&tp->rtt_min, wlen, tcp_jiffies32,
rtt_us ? : jiffies_to_usecs(1));