[PATCH] remove do_sync parameter from __invalidate_device

The only caller that ever sets it can call fsync_bdev itself easily.  Also
update some comments.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/block_dev.c b/fs/block_dev.c
index d19d07c..c0cbd1b 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -530,7 +530,7 @@
 	if (!bdops->media_changed(bdev->bd_disk))
 		return 0;
 
-	if (__invalidate_device(bdev, 0))
+	if (__invalidate_device(bdev))
 		printk("VFS: busy inodes on changed media.\n");
 
 	if (bdops->revalidate_disk)