ipv6: Kill useless route tracing bits in net/ipv6/route.c

RDBG() wasn't even used, and the messages printed by RT6_DEBUG() were
far from useful.  Just get rid of all this stuff, we can replace it
with something more suitable if we want.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 5855e9ede3cbd939e4e8f672703945dc10f0596a..35b07cc33aad97bc71127c131f2fbd616c7fa54f 100644 (file)
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -62,17 +62,6 @@
 #include <linux/sysctl.h>
 #endif
 
-/* Set to 3 to get tracing. */
-#define RT6_DEBUG 2
-
-#if RT6_DEBUG >= 3
-#define RDBG(x) printk x
-#define RT6_TRACE(x...) printk(KERN_DEBUG x)
-#else
-#define RDBG(x)
-#define RT6_TRACE(x...) do { ; } while (0)
-#endif
-
 static struct rt6_info *ip6_rt_copy(const struct rt6_info *ort,
                                    const struct in6_addr *dest);
 static struct dst_entry        *ip6_dst_check(struct dst_entry *dst, u32 cookie);
@@ -518,9 +507,6 @@ static struct rt6_info *rt6_select(struct fib6_node *fn, int oif, int strict)
        struct rt6_info *match, *rt0;
        struct net *net;
 
-       RT6_TRACE("%s(fn->leaf=%p, oif=%d)\n",
-                 __func__, fn->leaf, oif);
-
        rt0 = fn->rr_ptr;
        if (!rt0)
                fn->rr_ptr = rt0 = fn->leaf;
@@ -539,9 +525,6 @@ static struct rt6_info *rt6_select(struct fib6_node *fn, int oif, int strict)
                        fn->rr_ptr = next;
        }
 
-       RT6_TRACE("%s() => %p\n",
-                 __func__, match);
-
        net = dev_net(rt0->rt6i_dev);
        return match ? match : net->ipv6.ip6_null_entry;
 }
@@ -2173,10 +2156,9 @@ static int fib6_ifdown(struct rt6_info *rt, void *arg)
        const struct net_device *dev = adn->dev;
 
        if ((rt->rt6i_dev == dev || !dev) &&
-           rt != adn->net->ipv6.ip6_null_entry) {
-               RT6_TRACE("deleted by ifdown %p\n", rt);
+           rt != adn->net->ipv6.ip6_null_entry)
                return -1;
-       }
+
        return 0;
 }