[PATCH] Busy inodes after unmount, be more verbose in generic_shutdown_super

[Olaf Hering <olh@suse.de>]

I get 'Busy inodes after umount' very often, even with recent kernels.
Usually it remains unnoticed for a while. A bit more info about what
superblock had problems would be helpful.

bdevname() doesnt seem to be the best way for pretty-printing NFS mounts
for example. Should it just print the major:minor pair? 
Are there scripts or something that parse such kernel messages, should
the extra info go somewhere else?

 fs/super.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

Index: linux-2.6/fs/super.c
===================================================================
--- linux-2.6.orig/fs/super.c
+++ linux-2.6/fs/super.c
@@ -227,6 +227,7 @@ void generic_shutdown_super(struct super
 {
 	struct dentry *root = sb->s_root;
 	struct super_operations *sop = sb->s_op;
+	char b[BDEVNAME_SIZE];
 
 	if (root) {
 		sb->s_root = NULL;
@@ -247,8 +248,9 @@ void generic_shutdown_super(struct super
 
 		/* Forget any remaining inodes */
 		if (invalidate_inodes(sb)) {
-			printk("VFS: Busy inodes after unmount. "
-			   "Self-destruct in 5 seconds.  Have a nice day...\n");
+			printk("VFS: (%s) Busy inodes after unmount. "
+			   "Self-destruct in 5 seconds.  Have a nice day...\n",
+			   bdevname(sb->s_bdev, b));
 		}
 
 		unlock_kernel();
-- 
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 alias appserv=wotan