linux-kernel - [PATCH 21/26] sysfs: Kill unused sysfs

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Message-Id: <1243628376-22905-21-git-send-email-ebiederm@xmission.com>
Date:	Fri, 29 May 2009 13:19:31 -0700
From:	"Eric W. Biederman" <ebiederm@...ssion.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>
Cc:	<linux-kernel@...r.kernel.org>, Tejun Heo <tj@...nel.org>,
	Cornelia Huck <cornelia.huck@...ibm.com>,
	<linux-fsdevel@...r.kernel.org>,
	Kay Sievers <kay.sievers@...y.org>, Greg KH <greg@...ah.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	"Eric W. Biederman" <ebiederm@...stanetworks.com>
Subject: [PATCH 21/26] 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>
Signed-off-by: Eric W. Biederman <ebiederm@...stanetworks.com>
---
 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 cf21b06..5dd8168 100644
--- a/fs/sysfs/sysfs.h
+++ b/fs/sysfs/sysfs.h
@@ -80,7 +80,6 @@ static inline unsigned int sysfs_type(struct sysfs_dirent *sd)
  * mount.c
  */
 extern struct sysfs_dirent sysfs_root;
-extern struct super_block *sysfs_sb;
 extern struct kmem_cache *sysfs_dir_cachep;
 
 /*
-- 
1.6.3.1.54.g99dd.dirty

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