ipv4: NET_IPV4_ROUTE_GC_INTERVAL removal

removing obsoleted sysctl,
ip_rt_gc_interval variable no longer used since 2.6.38

Signed-off-by: Vasily Averin <vvs@sw.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 11684d9..9a1ec10 100644 (file)
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -435,7 +435,7 @@ enum {
        NET_IPV4_ROUTE_MAX_SIZE=5,
        NET_IPV4_ROUTE_GC_MIN_INTERVAL=6,
        NET_IPV4_ROUTE_GC_TIMEOUT=7,
-       NET_IPV4_ROUTE_GC_INTERVAL=8,
+       NET_IPV4_ROUTE_GC_INTERVAL=8, /* obsolete since 2.6.38 */
        NET_IPV4_ROUTE_REDIRECT_LOAD=9,
        NET_IPV4_ROUTE_REDIRECT_NUMBER=10,
        NET_IPV4_ROUTE_REDIRECT_SILENCE=11,

diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c
index e8bffbe..6318b51 100644 (file)
--- a/kernel/sysctl_binary.c
+++ b/kernel/sysctl_binary.c
@@ -214,7 +214,7 @@ static const struct bin_table bin_net_ipv4_route_table[] = {
        { CTL_INT,      NET_IPV4_ROUTE_GC_MIN_INTERVAL,         "gc_min_interval" },
        { CTL_INT,      NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS,      "gc_min_interval_ms" },
        { CTL_INT,      NET_IPV4_ROUTE_GC_TIMEOUT,              "gc_timeout" },
-       { CTL_INT,      NET_IPV4_ROUTE_GC_INTERVAL,             "gc_interval" },
+       /* NET_IPV4_ROUTE_GC_INTERVAL "gc_interval" no longer used */
        { CTL_INT,      NET_IPV4_ROUTE_REDIRECT_LOAD,           "redirect_load" },
        { CTL_INT,      NET_IPV4_ROUTE_REDIRECT_NUMBER,         "redirect_number" },
        { CTL_INT,      NET_IPV4_ROUTE_REDIRECT_SILENCE,        "redirect_silence" },

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 2c21d3b..26c77e1 100644 (file)
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -120,7 +120,6 @@
 
 static int ip_rt_max_size;
 static int ip_rt_gc_timeout __read_mostly      = RT_GC_TIMEOUT;
-static int ip_rt_gc_interval __read_mostly     = 60 * HZ;
 static int ip_rt_gc_min_interval __read_mostly = HZ / 2;
 static int ip_rt_redirect_number __read_mostly = 9;
 static int ip_rt_redirect_load __read_mostly   = HZ / 50;
@@ -3121,13 +3120,6 @@ static ctl_table ipv4_route_table[] = {
                .proc_handler   = proc_dointvec_jiffies,
        },
        {
-               .procname       = "gc_interval",
-               .data           = &ip_rt_gc_interval,
-               .maxlen         = sizeof(int),
-               .mode           = 0644,
-               .proc_handler   = proc_dointvec_jiffies,
-       },
-       {
                .procname       = "redirect_load",
                .data           = &ip_rt_redirect_load,
                .maxlen         = sizeof(int),