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authorEric Dumazet <edumazet@google.com>2017-10-27 07:47:25 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-28 19:24:38 +0900
commit9184d8bb448a3d2c2d9f90f1e2f5de625292e769 (patch)
tree4199b7802435469654fe0f51ab57d0b823f834a5 /net/ipv4/tcp_output.c
parenttcp: Namespace-ify sysctl_tcp_workaround_signed_windows (diff)
downloadlinux-dev-9184d8bb448a3d2c2d9f90f1e2f5de625292e769.tar.xz
linux-dev-9184d8bb448a3d2c2d9f90f1e2f5de625292e769.zip
tcp: Namespace-ify sysctl_tcp_limit_output_bytes
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.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 5bbed67c27e9..f018892c6a98 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -45,9 +45,6 @@
#include <trace/events/tcp.h>
-/* Default TSQ limit of four TSO segments */
-int sysctl_tcp_limit_output_bytes __read_mostly = 262144;
-
static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle,
int push_one, gfp_t gfp);
@@ -2215,7 +2212,8 @@ static bool tcp_small_queue_check(struct sock *sk, const struct sk_buff *skb,
unsigned int limit;
limit = max(2 * skb->truesize, sk->sk_pacing_rate >> 10);
- limit = min_t(u32, limit, sysctl_tcp_limit_output_bytes);
+ limit = min_t(u32, limit,
+ sock_net(sk)->ipv4.sysctl_tcp_limit_output_bytes);
limit <<= factor;
if (refcount_read(&sk->sk_wmem_alloc) > limit) {