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* [PATCH v2 2/2] ipv6:  Warn users if maximum number of routes is reached.
@ 2010-11-08 22:33 Ben Greear
  2010-11-12 22:04 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Ben Greear @ 2010-11-08 22:33 UTC (permalink / raw)
  To: netdev; +Cc: Ben Greear

This gives users at least some clue as to what the problem
might be and how to go about fixing it.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---

v1 -> v2:  Put warning in correct place.

:100644 100644 a275c6e... 9d9d0e9... M	net/ipv6/route.c
 net/ipv6/route.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index a275c6e..9d9d0e9 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1941,8 +1941,12 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 	struct rt6_info *rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops);
 	struct neighbour *neigh;
 
-	if (rt == NULL)
+	if (rt == NULL) {
+		if (net_ratelimit())
+			pr_warning("IPv6:  Maximum number of routes reached,"
+				   " consider increasing route/max_size.\n");
 		return ERR_PTR(-ENOMEM);
+	}
 
 	dev_hold(net->loopback_dev);
 	in6_dev_hold(idev);
-- 
1.6.2.5


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v2 2/2] ipv6: Warn users if maximum number of routes is reached.
  2010-11-08 22:33 [PATCH v2 2/2] ipv6: Warn users if maximum number of routes is reached Ben Greear
@ 2010-11-12 22:04 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2010-11-12 22:04 UTC (permalink / raw)
  To: greearb; +Cc: netdev

From: Ben Greear <greearb@candelatech.com>
Date: Mon,  8 Nov 2010 14:33:48 -0800

> This gives users at least some clue as to what the problem
> might be and how to go about fixing it.
> 
> Signed-off-by: Ben Greear <greearb@candelatech.com>

Applied.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2010-11-08 22:33 [PATCH v2 2/2] ipv6: Warn users if maximum number of routes is reached Ben Greear
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