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-rw-r--r--net/ipv4/tcp.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 591e96dffc2..8f5042bd825 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -257,6 +257,7 @@
#include <linux/fs.h>
#include <linux/random.h>
#include <linux/bootmem.h>
+#include <linux/cache.h>
#include <net/icmp.h>
#include <net/tcp.h>
@@ -275,9 +276,9 @@ atomic_t tcp_orphan_count = ATOMIC_INIT(0);
EXPORT_SYMBOL_GPL(tcp_orphan_count);
-int sysctl_tcp_mem[3];
-int sysctl_tcp_wmem[3];
-int sysctl_tcp_rmem[3];
+int sysctl_tcp_mem[3] __read_mostly;
+int sysctl_tcp_wmem[3] __read_mostly;
+int sysctl_tcp_rmem[3] __read_mostly;
EXPORT_SYMBOL(sysctl_tcp_mem);
EXPORT_SYMBOL(sysctl_tcp_rmem);