s390/ipl: add eckd dump support

This adds support to use ECKD disks as dump device
to linux. The new dump type is called 'eckd_dump', parameters
are the same as for eckd ipl.

Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Reviewed-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
This commit is contained in:
Sven Schnelle 2022-10-05 10:17:41 +02:00 • committed by Alexander Gordeev
commit e2d2a2968f
5 changed files with 81 additions and 1 deletions