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authorEric Dumazet <edumazet@google.com>2021-03-31 10:52:07 -0700
committerDavid S. Miller <davem@davemloft.net>2021-03-31 14:48:19 -0700
commitb2908fac5b7b23c03fa1d3e1055ad95ba305c871 (patch)
treeb95b04a1788788c02fc89b5789f6f0f806fc51c3
parent490f33c4e70431d0a4d01666a6525fdd43299cde (diff)
ipv4: convert fib_notify_on_flag_change sysctl to u8
Reduce footprint of sysctls. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/netns/ipv4.h2
-rw-r--r--net/ipv4/sysctl_net_ipv4.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index 538ed69919dc..b187ac597b8c 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -191,7 +191,7 @@ struct netns_ipv4 {
int sysctl_udp_wmem_min;
int sysctl_udp_rmem_min;
- int sysctl_fib_notify_on_flag_change;
+ u8 sysctl_fib_notify_on_flag_change;
#ifdef CONFIG_NET_L3_MASTER_DEV
int sysctl_udp_l3mdev_accept;
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 9199f507a005..a2352d8d88cc 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -1364,9 +1364,9 @@ static struct ctl_table ipv4_net_table[] = {
{
.procname = "fib_notify_on_flag_change",
.data = &init_net.ipv4.sysctl_fib_notify_on_flag_change,
- .maxlen = sizeof(int),
+ .maxlen = sizeof(u8),
.mode = 0644,
- .proc_handler = proc_dointvec_minmax,
+ .proc_handler = proc_dou8vec_minmax,
.extra1 = SYSCTL_ZERO,
.extra2 = &two,
},