SHA512 (linux-4.15.tar.xz) = c00d92659df815a53dcac7dde145b742b1f20867d380c07cb09ddb3295d6ff10f8931b21ef0b09d7156923a3957b39d74d87c883300173b2e20690d2b4ec35ea SHA512 (patch-4.15.4.xz) = e903b02631f5fa261db44ea2da69b6edc3afbbbbb4da5eca6abf2972b9f5aeb032d6b4b22c1313eef7763bc91987ec793b05c00c04a0ec592f61cb5a82cea296