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authorNikolay Borisov <kernel@kyup.com>2016-02-03 09:46:57 +0200
committerDavid S. Miller <davem@davemloft.net>2016-02-07 14:36:11 -0500
commit4979f2d9f7262b9b180bc83de8d70f7a7721c085 (patch)
tree1ff97d492bccff41a2171747ec6bba8c298ca03c /net/ipv4
parentipv4: Namespaceify tcp_fin_timeout sysctl knob (diff)
downloadlinux-dev-4979f2d9f7262b9b180bc83de8d70f7a7721c085.tar.xz
linux-dev-4979f2d9f7262b9b180bc83de8d70f7a7721c085.zip
ipv4: Namespaceify tcp_notsent_lowat sysctl knob
Signed-off-by: Nikolay Borisov <kernel@kyup.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/sysctl_net_ipv4.c14
-rw-r--r--net/ipv4/tcp_ipv4.c1
-rw-r--r--net/ipv4/tcp_output.c3
3 files changed, 8 insertions, 10 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 8bd335a2cba8..44bb59824267 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -456,13 +456,6 @@ static struct ctl_table ipv4_table[] = {
.extra1 = &one,
},
{
- .procname = "tcp_notsent_lowat",
- .data = &sysctl_tcp_notsent_lowat,
- .maxlen = sizeof(sysctl_tcp_notsent_lowat),
- .mode = 0644,
- .proc_handler = proc_dointvec,
- },
- {
.procname = "tcp_rmem",
.data = &sysctl_tcp_rmem,
.maxlen = sizeof(sysctl_tcp_rmem),
@@ -960,6 +953,13 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
+ {
+ .procname = "tcp_notsent_lowat",
+ .data = &init_net.ipv4.sysctl_tcp_notsent_lowat,
+ .maxlen = sizeof(unsigned int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec,
+ },
{ }
};
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 36c83c28d9c9..11ae706f53a1 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2395,6 +2395,7 @@ static int __net_init tcp_sk_init(struct net *net)
net->ipv4.sysctl_tcp_retries2 = TCP_RETR2;
net->ipv4.sysctl_tcp_orphan_retries = 0;
net->ipv4.sysctl_tcp_fin_timeout = TCP_FIN_TIMEOUT;
+ net->ipv4.sysctl_tcp_notsent_lowat = UINT_MAX;
return 0;
fail:
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 7beb3f688b7a..7d2c7a400456 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -62,9 +62,6 @@ int sysctl_tcp_tso_win_divisor __read_mostly = 3;
/* By default, RFC2861 behavior. */
int sysctl_tcp_slow_start_after_idle __read_mostly = 1;
-unsigned int sysctl_tcp_notsent_lowat __read_mostly = UINT_MAX;
-EXPORT_SYMBOL(sysctl_tcp_notsent_lowat);
-
static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle,
int push_one, gfp_t gfp);