s390/idle: Rewrite psw_idle() in C

To ease maintenance and further enhancements, convert
the psw_idle() function to C.

Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
This commit is contained in:
Sven Schnelle 2024-04-30 16:29:59 +02:00 • committed by Alexander Gordeev
commit fa2ae4a377
4 changed files with 21 additions and 32 deletions