From ce71ec36840368b877fb63bd14c8e67ab62d08b1 Mon Sep 17 00:00:00 2001
From: Dave Hansen <haveblue@us.ibm.com>
Date: Sat, 30 Sep 2006 23:29:06 -0700
Subject: [PATCH] r/o bind mounts: monitor zeroing of i_nlink

Some filesystems, instead of simply decrementing i_nlink, simply zero it
during an unlink operation.  We need to catch these in addition to the
decrement operations.

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 fs/jfs/namei.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'fs/jfs/namei.c')

diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 8cef88170aa..b8d16a6aa88 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -414,7 +414,7 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry)
 	JFS_IP(ip)->acl.flag = 0;
 
 	/* mark the target directory as deleted */
-	ip->i_nlink = 0;
+	clear_nlink(ip);
 	mark_inode_dirty(ip);
 
 	rc = txCommit(tid, 2, &iplist[0], 0);
-- 
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