From b835996f628eadb55c5fb222ba46fe9395bf73c7 Mon Sep 17 00:00:00 2001
From: Dipankar Sarma <dipankar@in.ibm.com>
Date: Fri, 9 Sep 2005 13:04:14 -0700
Subject: [PATCH] files: lock-free fd look-up

With the use of RCU in files structure, the look-up of files using fds can now
be lock-free.  The lookup is protected by rcu_read_lock()/rcu_read_unlock().
This patch changes the readers to use lock-free lookup.

Signed-off-by: Maneesh Soni <maneesh@in.ibm.com>
Signed-off-by: Ravikiran Thirumalai <kiran_th@gmail.com>
Signed-off-by: Dipankar Sarma <dipankar@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 net/ipv4/netfilter/ipt_owner.c  | 1 +
 net/ipv6/netfilter/ip6t_owner.c | 1 +
 2 files changed, 2 insertions(+)

(limited to 'net')

diff --git a/net/ipv4/netfilter/ipt_owner.c b/net/ipv4/netfilter/ipt_owner.c
index c1889f88262..0cee2862ed8 100644
--- a/net/ipv4/netfilter/ipt_owner.c
+++ b/net/ipv4/netfilter/ipt_owner.c
@@ -11,6 +11,7 @@
 #include <linux/module.h>
 #include <linux/skbuff.h>
 #include <linux/file.h>
+#include <linux/rcupdate.h>
 #include <net/sock.h>
 
 #include <linux/netfilter_ipv4/ipt_owner.h>
diff --git a/net/ipv6/netfilter/ip6t_owner.c b/net/ipv6/netfilter/ip6t_owner.c
index 9b91decbfdd..4de4cdad4b7 100644
--- a/net/ipv6/netfilter/ip6t_owner.c
+++ b/net/ipv6/netfilter/ip6t_owner.c
@@ -11,6 +11,7 @@
 #include <linux/module.h>
 #include <linux/skbuff.h>
 #include <linux/file.h>
+#include <linux/rcupdate.h>
 #include <net/sock.h>
 
 #include <linux/netfilter_ipv6/ip6t_owner.h>
-- 
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