tux3: Fix missing i_ctime update for xattr

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
diff --git a/fs/tux3/xattr.c b/fs/tux3/xattr.c
index 7872119..5dc313d 100644
--- a/fs/tux3/xattr.c
+++ b/fs/tux3/xattr.c
@@ -637,6 +637,9 @@
 	tux_inode(inode)->xcache->size += more;
 	memcpy(xattr->body, data, (xattr->size = len));
 	xattr->atom = atom;
+
+	tux3_iattrdirty(inode);
+	inode->i_ctime = gettime();
 	tux3_mark_inode_dirty(inode);
 
 	use++;
@@ -750,6 +753,8 @@
 		tux3_xattrdirty(inode);
 		int used = remove_old(xcache, xattr);
 		if (used) {
+			tux3_iattrdirty(inode);
+			inode->i_ctime = gettime();
 			tux3_mark_inode_dirty(inode);
 			/* FIXME: error check */
 			atomref(atable, atom, -used);