From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 17 Sep 2013 01:34:53 +0000 (-0400)
Subject: initialize namespace_sem statically
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=59aa0da8e232f990be793d0ea23ca74675b236b3;p=deliverable%2Flinux.git

initialize namespace_sem statically

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/namespace.c b/fs/namespace.c
index 5918fc31a636..827aea4c3242 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -39,7 +39,7 @@ static int mnt_group_start = 1;
 static struct list_head *mount_hashtable __read_mostly;
 static struct list_head *mountpoint_hashtable __read_mostly;
 static struct kmem_cache *mnt_cache __read_mostly;
-static struct rw_semaphore namespace_sem;
+static DECLARE_RWSEM(namespace_sem);
 
 /* /sys/fs */
 struct kobject *fs_kobj;
@@ -2767,8 +2767,6 @@ void __init mnt_init(void)
 	unsigned u;
 	int err;
 
-	init_rwsem(&namespace_sem);
-
 	mnt_cache = kmem_cache_create("mnt_cache", sizeof(struct mount),
 			0, SLAB_HWCACHE_ALIGN | SLAB_PANIC, NULL);