---

 linux-2.6-npiggin/include/linux/pid.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletion(-)

diff -puN include/linux/pid.h~pid-search-cacheline include/linux/pid.h
--- linux-2.6/include/linux/pid.h~pid-search-cacheline	2004-08-22 15:14:33.000000000 +1000
+++ linux-2.6-npiggin/include/linux/pid.h	2004-08-22 15:16:33.000000000 +1000
@@ -12,11 +12,12 @@ enum pid_type
 
 struct pid
 {
+	/* Try to keep hash_chain in the same cacheline as nr for find_pid */
+	struct hlist_node hash_chain;
 	int nr;
 	atomic_t count;
 	struct task_struct *task;
 	struct list_head task_list;
-	struct hlist_node hash_chain;
 };
 
 struct pid_link

_