diff options
| author | Brian Haley <brian.haley@hp.com> | 2006-09-22 14:15:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-09-22 14:55:03 -0700 |
| commit | ab32ea5d8a760e7dd4339634e95d7be24ee5b842 (patch) | |
| tree | 8460a66c529fe03f926848326d9b6aa874e19514 /net/ipv4/tcp_timer.c | |
| parent | 56fc85ac961e2c20dcb5ef07e2628b3f93de2e49 (diff) | |
| download | lwn-ab32ea5d8a760e7dd4339634e95d7be24ee5b842.tar.gz lwn-ab32ea5d8a760e7dd4339634e95d7be24ee5b842.zip | |
[NET/IPV4/IPV6]: Change some sysctl variables to __read_mostly
Change net/core, ipv4 and ipv6 sysctl variables to __read_mostly.
Couldn't actually measure any performance increase while testing (.3%
I consider noise), but seems like the right thing to do.
Signed-off-by: Brian Haley <brian.haley@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_timer.c')
| -rw-r--r-- | net/ipv4/tcp_timer.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 7c1bde3cd6cb..fb09ade5897b 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -23,14 +23,14 @@ #include <linux/module.h> #include <net/tcp.h> -int sysctl_tcp_syn_retries = TCP_SYN_RETRIES; -int sysctl_tcp_synack_retries = TCP_SYNACK_RETRIES; -int sysctl_tcp_keepalive_time = TCP_KEEPALIVE_TIME; -int sysctl_tcp_keepalive_probes = TCP_KEEPALIVE_PROBES; -int sysctl_tcp_keepalive_intvl = TCP_KEEPALIVE_INTVL; -int sysctl_tcp_retries1 = TCP_RETR1; -int sysctl_tcp_retries2 = TCP_RETR2; -int sysctl_tcp_orphan_retries; +int sysctl_tcp_syn_retries __read_mostly = TCP_SYN_RETRIES; +int sysctl_tcp_synack_retries __read_mostly = TCP_SYNACK_RETRIES; +int sysctl_tcp_keepalive_time __read_mostly = TCP_KEEPALIVE_TIME; +int sysctl_tcp_keepalive_probes __read_mostly = TCP_KEEPALIVE_PROBES; +int sysctl_tcp_keepalive_intvl __read_mostly = TCP_KEEPALIVE_INTVL; +int sysctl_tcp_retries1 __read_mostly = TCP_RETR1; +int sysctl_tcp_retries2 __read_mostly = TCP_RETR2; +int sysctl_tcp_orphan_retries __read_mostly; static void tcp_write_timer(unsigned long); static void tcp_delack_timer(unsigned long); |