[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>
This commit is contained in:
Brian Haley
2006-09-22 14:15:41 -07:00
committed by David S. Miller
parent 56fc85ac96
commit ab32ea5d8a
18 changed files with 67 additions and 67 deletions

View File

@@ -1397,8 +1397,8 @@ static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
/*
* Join a socket to a group
*/
int sysctl_igmp_max_memberships = IP_MAX_MEMBERSHIPS;
int sysctl_igmp_max_msf = IP_MAX_MSF;
int sysctl_igmp_max_memberships __read_mostly = IP_MAX_MEMBERSHIPS;
int sysctl_igmp_max_msf __read_mostly = IP_MAX_MSF;
static int ip_mc_del1_src(struct ip_mc_list *pmc, int sfmode,