tree 833d40fbff5e35a06fcd3c55736d20e4e82901f6
parent 47494f6a84cdae2740b62e1d86a1860df85d9bbb
author Cornelia Huck <cornelia.huck@de.ibm.com> 1209555519 +0200
committer Martin Schwidefsky <schwidefsky@de.ibm.com> 1209555525 +0200

[S390] cio: Make isc handling more robust.

Introduce an ->isc field in the subchannel to store the desired
interruption subclass, since sch->schib.pmcw.isc may be overwritten
by the hardware on stsch() after machine checks.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>