[PATCH v2 2/2] scsi-disk: Advertise FUA support by default

[Alberto Faria <afaria@redhat.com>]

Allow the guest to submit FUA requests directly, instead of forcing it
to emulate them using a regular flush.

Signed-off-by: Alberto Faria <afaria@redhat.com>
---
 hw/core/machine.c   | 1 +
 hw/scsi/scsi-disk.c | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/core/machine.c b/hw/core/machine.c
index 63c6ef93d2..e4e6474a4e 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -46,6 +46,7 @@ GlobalProperty hw_compat_9_2[] = {
     { "migration", "multifd-clean-tls-termination", "false" },
     { "migration", "send-switchover-start", "off"},
     { "vfio-pci", "x-migration-multifd-transfer", "off" },
+    { "scsi-disk", "dpofua", "off" },
 };
 const size_t hw_compat_9_2_len = G_N_ELEMENTS(hw_compat_9_2);
 
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index f62dcded64..2f62f6069d 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -3192,7 +3192,7 @@ static const Property scsi_hd_properties[] = {
     DEFINE_PROP_BIT("removable", SCSIDiskState, features,
                     SCSI_DISK_F_REMOVABLE, false),
     DEFINE_PROP_BIT("dpofua", SCSIDiskState, features,
-                    SCSI_DISK_F_DPOFUA, false),
+                    SCSI_DISK_F_DPOFUA, true),
     DEFINE_PROP_UINT64("wwn", SCSIDiskState, qdev.wwn, 0),
     DEFINE_PROP_UINT64("port_wwn", SCSIDiskState, qdev.port_wwn, 0),
     DEFINE_PROP_UINT16("port_index", SCSIDiskState, port_index, 0),
-- 
2.49.0