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authorStephen Hemminger <shemminger@linux-foundation.org>2007-03-09 07:41:08 +0300
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-26 09:24:05 +0400
commita2a316fd068c455c609ecc155dcfaa7e208d29fe (patch)
tree9839e2c7e05e9d25241fa7c7b27fd06214120292 /net
parentae40eb1ef30ab4120bd3c8b7e3da99ee53d27a23 (diff)
downloadlinux-a2a316fd068c455c609ecc155dcfaa7e208d29fe.tar.xz
[NET]: Replace CONFIG_NET_DEBUG with sysctl.
Covert network warning messages from a compile time to runtime choice. Removes kernel config option and replaces it with new /proc/sys/net/core/warnings. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/Kconfig7
-rw-r--r--net/core/sysctl_net_core.c8
-rw-r--r--net/core/utils.c2
3 files changed, 10 insertions, 7 deletions
diff --git a/net/Kconfig b/net/Kconfig
index 915657832d94..e2d9b3b9cda4 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -27,13 +27,6 @@ if NET
menu "Networking options"
-config NETDEBUG
- bool "Network packet debugging"
- help
- You can say Y here if you want to get additional messages useful in
- debugging bad packets, but can overwhelm logs under denial of service
- attacks.
-
source "net/packet/Kconfig"
source "net/unix/Kconfig"
source "net/xfrm/Kconfig"
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 1e75b1585460..b29712033dd4 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -136,6 +136,14 @@ ctl_table core_table[] = {
.mode = 0644,
.proc_handler = &proc_dointvec
},
+ {
+ .ctl_name = NET_CORE_WARNINGS,
+ .procname = "warnings",
+ .data = &net_msg_warn,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
{ .ctl_name = 0 }
};
diff --git a/net/core/utils.c b/net/core/utils.c
index 07236c17fab9..34f08107b98e 100644
--- a/net/core/utils.c
+++ b/net/core/utils.c
@@ -32,6 +32,8 @@
int net_msg_cost = 5*HZ;
int net_msg_burst = 10;
+int net_msg_warn = 1;
+EXPORT_SYMBOL(net_msg_warn);
/*
* All net warning printk()s should be guarded by this function.