From 390c684367de37e1c2f9005cf92f7a746c69fdd3 Mon Sep 17 00:00:00 2001
From: Ram Pai <linuxram@us.ibm.com>
Date: Mon, 7 Nov 2005 17:17:51 -0500
Subject: [PATCH] making namespace_sem global

This removes the per-namespace semaphore in favor of a global semaphore.
This can have an effect on namespace scalability.

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 include/linux/namespace.h | 1 -
 1 file changed, 1 deletion(-)

(limited to 'include/linux/namespace.h')

diff --git a/include/linux/namespace.h b/include/linux/namespace.h
index 6f0f25d64c38..6731977c4c13 100644
--- a/include/linux/namespace.h
+++ b/include/linux/namespace.h
@@ -9,7 +9,6 @@ struct namespace {
 	atomic_t		count;
 	struct vfsmount *	root;
 	struct list_head	list;
-	struct rw_semaphore	sem;
 	wait_queue_head_t poll;
 	int event;
 };
-- 
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