base: kernel fix idle signal

This patch is a fix to a kernel bug that causes the kernel to remain in the idle
wait state even when another MPU has sent a new signal to a workload that should
cause it to change state.

Signed-off-by: Yuji Mano <yuji.mano@am.sony.com>
Acked-by: Kazunori Asayama <asayama@sm.sony.co.jp>
1 file changed