virtio/s390: make airq summary indicators DMA
authorHalil Pasic <pasic@linux.ibm.com>
Tue, 26 Mar 2019 18:03:47 +0000 (19:03 +0100)
committerHeiko Carstens <heiko.carstens@de.ibm.com>
Sat, 15 Jun 2019 10:25:41 +0000 (12:25 +0200)
commit39c7dcb158924f84e04f4c2433d164eee845a732
tree8e0aaf9ae4fd035da72fc6ceda02bb76e4f65197
parent48720ba56891570e3b750b271d80efb631478630
virtio/s390: make airq summary indicators DMA

The hypervisor needs to interact with the summary indicators, so these
need to be DMA memory as well (at least for protected virtualization
guests).

Signed-off-by: Halil Pasic <pasic@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Michael Mueller <mimu@linux.ibm.com>
Tested-by: Michael Mueller <mimu@linux.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
drivers/s390/virtio/virtio_ccw.c