openrisc: add support for TIF_NOTIFY_SIGNAL

stable inclusion
from stable-v5.10.162
commit 12284aec880fc9f06d98d2fee28982c030cf99cf
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7P7OH

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=12284aec880fc9f06d98d2fee28982c030cf99cf



--------------------------------

[ Upstream commit e181c0aa ]

Wire up TIF_NOTIFY_SIGNAL handling for openrisc.

Cc: openrisc@lists.librecores.org
Acked-by: Stafford Horne <shorne@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: sanglipeng <sanglipeng1@jd.com>