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[TCP]: Use read mostly for CUBIC parameters.

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These module parameters should be in the read mostly area to avoid
cache pollution.

Signed-off-by: Stephen Hemminger <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Stephen Hemminger 2007-02-12 13:15:20 -08:00 • committed by David S. Miller
commit 59758f4459
1 changed files with 10 additions and 10 deletions
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18
net/ipv4/tcp_cubic.c
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@ -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 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;
static u32 beta_scale;
static u64 cube_factor;
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);