From 203755029e063066ecc4cf5eee1110ab946c2d88 Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Sun, 23 Oct 2005 16:11:39 +1000 Subject: [PATCH] [NEIGH] Print stack trace in neigh_add_timer Stack traces are very helpful in determining the exact nature of a bug. So let's print a stack trace when the timer is added twice. Signed-off-by: Herbert Xu --- net/core/neighbour.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/core/neighbour.c b/net/core/neighbour.c index 4128fc76ac3a..766caa0dd930 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -732,6 +732,7 @@ static inline void neigh_add_timer(struct neighbour *n, unsigned long when) if (unlikely(mod_timer(&n->timer, when))) { printk("NEIGH: BUG, double timer add, state is %x\n", n->nud_state); + dump_stack(); } }