[ Upstream commit 75309018a24ddfb930c51bad8f4070b9bc2c923b ] Wire up TIF_NOTIFY_SIGNAL handling for s390. Cc: linux-s390@vger.kernel.org Acked-by: Heiko Carstens <hca@linux.ibm.com> Acked-by: Sven Schnelle <svens@linux.ibm.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>