[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>
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 76b7fb3..6b90ef9 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -818,7 +818,7 @@
if (!rc) {
drop_nlink(inode);
i_size_write(direntry->d_inode,0);
- direntry->d_inode->i_nlink = 0;
+ clear_nlink(direntry->d_inode);
}
cifsInode = CIFS_I(direntry->d_inode);