Use struct path in struct svc_expkey

I'm embedding struct path into struct svc_expkey.

Signed-off-by: Jan Blunck <jblunck@suse.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Neil Brown <neilb@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h
index 491dec1..5431512 100644
--- a/include/linux/nfsd/export.h
+++ b/include/linux/nfsd/export.h
@@ -106,8 +106,7 @@
 	int			ek_fsidtype;
 	u32			ek_fsid[6];
 
-	struct vfsmount *	ek_mnt;
-	struct dentry *		ek_dentry;
+	struct path		ek_path;
 };
 
 #define EX_SECURE(exp)		(!((exp)->ex_flags & NFSEXP_INSECURE_PORT))