linux-kernel - [PATCH 54/62] sysfs: Kill unused sysfs

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Date:	Tue,  2 Mar 2010 15:28:53 -0800
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	"Eric W. Biederman" <ebiederm@...stanetworks.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 54/62] sysfs: Kill unused sysfs_sb variable.

From: Eric W. Biederman <ebiederm@...ssion.com>

Now that there are no more users we can remove
the sysfs_sb variable.

Acked-by: Tejun Heo <tj@...nel.org>
Acked-by: Serge Hallyn <serue@...ibm.com>
Signed-off-by: Eric W. Biederman <ebiederm@...stanetworks.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 fs/sysfs/mount.c |    2 --
 fs/sysfs/sysfs.h |    1 -
 2 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/fs/sysfs/mount.c b/fs/sysfs/mount.c
index 89db07e..0cb1088 100644
--- a/fs/sysfs/mount.c
+++ b/fs/sysfs/mount.c
@@ -23,7 +23,6 @@
 
 
 static struct vfsmount *sysfs_mount;
-struct super_block * sysfs_sb = NULL;
 struct kmem_cache *sysfs_dir_cachep;
 
 static const struct super_operations sysfs_ops = {
@@ -50,7 +49,6 @@ static int sysfs_fill_super(struct super_block *sb, void *data, int silent)
 	sb->s_magic = SYSFS_MAGIC;
 	sb->s_op = &sysfs_ops;
 	sb->s_time_gran = 1;
-	sysfs_sb = sb;
 
 	/* get root inode, initialize and unlock it */
 	mutex_lock(&sysfs_mutex);
diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h
index 7593d71..30f5a44 100644
--- a/fs/sysfs/sysfs.h
+++ b/fs/sysfs/sysfs.h
@@ -115,7 +115,6 @@ struct sysfs_addrm_cxt {
  * mount.c
  */
 extern struct sysfs_dirent sysfs_root;
-extern struct super_block *sysfs_sb;
 extern struct kmem_cache *sysfs_dir_cachep;
 
 /*
-- 
1.7.0.1

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