X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=block%2Fgenhd.c;h=e0ce23ac2ece84b24a283f9ae9203ec3291f2f78;hb=4f02b5d7d1f0e24705d8dae26ff8bc717e33a485;hp=656c2c7abf999628e1232024b71c4af2f22a1ac9;hpb=05f57f50e04aec3c629a652a776497b2c76c0d0b;p=linux-2.6-omap-h63xx.git

diff --git a/block/genhd.c b/block/genhd.c
index 656c2c7abf9..e0ce23ac2ec 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -190,7 +190,6 @@ void add_disk(struct gendisk *disk)
 			    disk->minors, NULL, exact_match, exact_lock, disk);
 	register_disk(disk);
 	blk_register_queue(disk);
-	blk_register_filter(disk);
 
 	bdi = &disk->queue->backing_dev_info;
 	bdi_register_dev(bdi, MKDEV(disk->major, disk->first_minor));
@@ -203,7 +202,6 @@ EXPORT_SYMBOL(del_gendisk);	/* in partitions/check.c */
 
 void unlink_gendisk(struct gendisk *disk)
 {
-	blk_unregister_filter(disk);
 	sysfs_remove_link(&disk->dev.kobj, "bdi");
 	bdi_unregister(&disk->queue->backing_dev_info);
 	blk_unregister_queue(disk);
@@ -309,7 +307,7 @@ static void *part_start(struct seq_file *part, loff_t *pos)
 	loff_t k = *pos;
 
 	if (!k)
-		seq_puts(part, "major minor  #blocks  name\n\n");
+		part->private = (void *)1LU;	/* tell show to print header */
 
 	mutex_lock(&block_class_lock);
 	dev = class_find_device(&block_class, NULL, &k, find_start);
@@ -351,6 +349,17 @@ static int show_partition(struct seq_file *part, void *v)
 	int n;
 	char buf[BDEVNAME_SIZE];
 
+	/*
+	 * Print header if start told us to do.  This is to preserve
+	 * the original behavior of not printing header if no
+	 * partition exists.  This hackery will be removed later with
+	 * class iteration clean up.
+	 */
+	if (part->private) {
+		seq_puts(part, "major minor  #blocks  name\n\n");
+		part->private = NULL;
+	}
+
 	/* Don't show non-partitionable removeable devices or empty devices */
 	if (!get_capacity(sgp) ||
 			(sgp->minors == 1 && (sgp->flags & GENHD_FL_REMOVABLE)))