ipv4: Namespaceify tcp_max_syn_backlog knob

Different namespace application might require different maximal
number of remembered connection requests.

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 2 deletions

diff --git a/net/core/request_sock.c b/net/core/request_sock.c
index 5d26056b6d8f..9b8727c67b58 100644
--- a/net/core/request_sock.c
+++ b/net/core/request_sock.c
@@ -34,8 +34,6 @@
  * and it will increase in proportion to the memory of machine.
  * Note : Dont forget somaxconn that may limit backlog too.
  */
-int sysctl_max_syn_backlog = 256;
-EXPORT_SYMBOL(sysctl_max_syn_backlog);
 
 void reqsk_queue_alloc(struct request_sock_queue *queue)
 {