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authorDipankar Sarma <dipankar@in.ibm.com>2005-09-09 13:04:14 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-09 13:57:55 -0700
commitb835996f628eadb55c5fb222ba46fe9395bf73c7 (patch)
treed63d80585d197e1ffc299af4a0034049790fb197 /net
parentab2af1f5005069321c5d130f09cce577b03f43ef (diff)
[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>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/netfilter/ipt_owner.c1
-rw-r--r--net/ipv6/netfilter/ip6t_owner.c1
2 files changed, 2 insertions, 0 deletions
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>