aboutsummaryrefslogtreecommitdiffstats
path: root/net
diff options
context:
space:
mode:
authorStephen Hemminger <shemminger@linux-foundation.org>2007-02-12 13:15:20 -0800
committerDavid S. Miller <davem@davemloft.net>2007-02-12 13:15:20 -0800
commit59758f44592b0930e83b190cf0206e59d616c983 (patch)
tree5b2c5a4cc02d10d686aae619bc04879bbe15e562 /net
parent[NETFILTER]: nf_conntrack_tcp: make sysctl variables static (diff)
downloadlinux-dev-59758f44592b0930e83b190cf0206e59d616c983.tar.xz
linux-dev-59758f44592b0930e83b190cf0206e59d616c983.zip
[TCP]: Use read mostly for CUBIC parameters.
These module parameters should be in the read mostly area to avoid cache pollution. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/tcp_cubic.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c
index 5ce6cd85680b..9a582fb4ef9f 100644
--- a/net/ipv4/tcp_cubic.c
+++ b/net/ipv4/tcp_cubic.c
@@ -26,16 +26,16 @@
*/
#define BICTCP_HZ 10 /* BIC HZ 2^10 = 1024 */
-static int fast_convergence = 1;
-static int max_increment = 16;
-static int beta = 819; /* = 819/1024 (BICTCP_BETA_SCALE) */
-static int initial_ssthresh = 100;
-static int bic_scale = 41;
-static int tcp_friendliness = 1;
-
-static u32 cube_rtt_scale;
-static u32 beta_scale;
-static u64 cube_factor;
+static int fast_convergence __read_mostly = 1;
+static int max_increment __read_mostly = 16;
+static int beta __read_mostly = 819; /* = 819/1024 (BICTCP_BETA_SCALE) */
+static int initial_ssthresh __read_mostly = 100;
+static int bic_scale __read_mostly = 41;
+static int tcp_friendliness __read_mostly = 1;
+
+static u32 cube_rtt_scale __read_mostly;
+static u32 beta_scale __read_mostly;
+static u64 cube_factor __read_mostly;
/* Note parameters that are used for precomputing scale factors are read-only */
module_param(fast_convergence, int, 0644);