SOCKET_I
sock = SOCKET_I(inode)->sk;
__sock_release(SOCKET_I(inode), inode);
struct socket *sock = SOCKET_I(d_inode(dentry));
sock = SOCKET_I(inode);
struct socket *sock = SOCKET_I(inode);
sock = SOCKET_I(ip);
sock = SOCKET_I(inode);
sock = SOCKET_I(inode);