Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / include / linux / sysctl.h

diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 7bb5cb64f3b84798db8023be585755d94af785a0..11684d9e6bd2391374f2cc3fd9ff7d4f9df4e11d 100644 (file)
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -930,6 +930,7 @@ enum
 
 #ifdef __KERNEL__
 #include <linux/list.h>
+#include <linux/rcupdate.h>
 
 /* For the /proc/sys support */
 struct ctl_table;
@@ -1037,10 +1038,15 @@ struct ctl_table_root {
    struct ctl_table trees. */
 struct ctl_table_header
 {
-       struct ctl_table *ctl_table;
-       struct list_head ctl_entry;
-       int used;
-       int count;
+       union {
+               struct {
+                       struct ctl_table *ctl_table;
+                       struct list_head ctl_entry;
+                       int used;
+                       int count;
+               };
+               struct rcu_head rcu;
+       };
        struct completion *unregistering;
        struct ctl_table *ctl_table_arg;
        struct ctl_table_root *root;