Devices that are compliant with virtio-1 do not support scsi passthrough any more (and it has not been a recommended setup anyway for quite some time). To avoid having to switch it off explicitly in newer qemus that turn on virtio-1 by default, let's switch the default to scsi=false for 2.5.
Signed-off-by: Cornelia Huck <cornelia.h...@de.ibm.com> --- hw/block/virtio-blk.c | 2 +- include/hw/compat.h | 6 +++++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index 8beb26b..999dbd7 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -975,7 +975,7 @@ static Property virtio_blk_properties[] = { DEFINE_PROP_STRING("serial", VirtIOBlock, conf.serial), DEFINE_PROP_BIT("config-wce", VirtIOBlock, conf.config_wce, 0, true), #ifdef __linux__ - DEFINE_PROP_BIT("scsi", VirtIOBlock, conf.scsi, 0, true), + DEFINE_PROP_BIT("scsi", VirtIOBlock, conf.scsi, 0, false), #endif DEFINE_PROP_BIT("request-merging", VirtIOBlock, conf.request_merging, 0, true), diff --git a/include/hw/compat.h b/include/hw/compat.h index 095de5d..93e71af 100644 --- a/include/hw/compat.h +++ b/include/hw/compat.h @@ -2,7 +2,11 @@ #define HW_COMPAT_H #define HW_COMPAT_2_4 \ - /* empty */ + {\ + .driver = "virtio-blk-device",\ + .property = "scsi",\ + .value = "true",\ + }, #define HW_COMPAT_2_3 \ {\ -- 2.3.9