Re: [PATCH] ipv4: Elide fib_validate_source() completely when possible.

[David Miller <davem@davemloft.net>]

From: Julian Anastasov <ja@ssi.bg>
Date: Sat, 30 Jun 2012 13:45:52 +0300 (EEST)

> 	If we really want a change in behavior we should
> at least update the accept_local info in
> Documentation/networking/ip-sysctl.txt ?

Thanks for pointing this out, that's what I will do.

====================
ipv4: Clarify in docs that accept_local requires rp_filter.

Signed-off-by: David S. Miller <davem@davemloft.net>
---
 Documentation/networking/ip-sysctl.txt |   11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 99d0e05..47b6c79 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -857,9 +857,14 @@ accept_source_route - BOOLEAN
 		FALSE (host)
 
 accept_local - BOOLEAN
-	Accept packets with local source addresses. In combination with
-	suitable routing, this can be used to direct packets between two
-	local interfaces over the wire and have them accepted properly.
+	Accept packets with local source addresses. In combination
+	with suitable routing, this can be used to direct packets
+	between two local interfaces over the wire and have them
+	accepted properly.
+
+	rp_filter must be set to a non-zero value in order for
+	accept_local to have an effect.
+
 	default FALSE
 
 route_localnet - BOOLEAN
-- 
1.7.10.4