GFS2: Remove ancient, unused code

Remove code that used to have something to do with initrd
but has been unused for a long time.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

fs/gfs2/mount.c

@@ -85,14 +85,6 @@ int gfs2_mount_args(struct gfs2_sbd *sdp, char *data_arg, int remount)
 	int error = 0;
 
 	if (!remount) {
-		/*  If someone preloaded options, use those instead  */
-		spin_lock(&gfs2_sys_margs_lock);
-		if (gfs2_sys_margs) {
-			data = gfs2_sys_margs;
-			gfs2_sys_margs = NULL;
-		}
-		spin_unlock(&gfs2_sys_margs_lock);
-
 		/*  Set some defaults  */
 		args->ar_quota = GFS2_QUOTA_DEFAULT;
 		args->ar_data = GFS2_DATA_DEFAULT;

fs/gfs2/sys.c

@@ -26,9 +26,6 @@
 #include "quota.h"
 #include "util.h"
 
-char *gfs2_sys_margs;
-spinlock_t gfs2_sys_margs_lock;
-
 static ssize_t id_show(struct gfs2_sbd *sdp, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%u:%u\n",
@@ -477,8 +474,6 @@ static struct kset_uevent_ops gfs2_uevent_ops = {
 
 int gfs2_sys_init(void)
 {
-	gfs2_sys_margs = NULL;
-	spin_lock_init(&gfs2_sys_margs_lock);
 	gfs2_kset = kset_create_and_add("gfs2", &gfs2_uevent_ops, fs_kobj);
 	if (!gfs2_kset)
 		return -ENOMEM;
@@ -487,7 +482,6 @@ int gfs2_sys_init(void)
 
 void gfs2_sys_uninit(void)
 {
-	kfree(gfs2_sys_margs);
 	kset_unregister(gfs2_kset);
 }
 

fs/gfs2/sys.h

@@ -13,10 +13,6 @@
 #include <linux/spinlock.h>
 struct gfs2_sbd;
 
-/* Allow args to be passed to GFS2 when using an initial ram disk */
-extern char *gfs2_sys_margs;
-extern spinlock_t gfs2_sys_margs_lock;
-
 int gfs2_sys_fs_add(struct gfs2_sbd *sdp);
 void gfs2_sys_fs_del(struct gfs2_sbd *sdp);