From: "Fred A. Kemp" <anonym@xxxxxxxxxx>
Allow use of the usb-storage device only if the new capability flag
QEMU_CAPS_DEVICE_USB_STORAGE is set, which it is for qemu(-kvm)
versions >= 0.12.1.2-rhel62-beta.
---
src/qemu/qemu_capabilities.c | 2 ++
src/qemu/qemu_capabilities.h | 1 +
src/qemu/qemu_command.c | 7 +++++++
tests/qemuhelptest.c | 18 ++++++++++++------
tests/qemuxml2argvtest.c | 3 ++-
5 files changed, 24 insertions(+), 7 deletions(-)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 47cc07a..5c566c1 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -235,6 +235,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
"vnc-share-policy", /* 150 */
"device-del-event",
"dmi-to-pci-bridge",
+ "usb-storage",
);
struct _virQEMUCaps {
@@ -1383,6 +1384,7 @@ struct virQEMUCapsStringFlags virQEMUCapsObjectTypes[] = {
{ "vfio-pci", QEMU_CAPS_DEVICE_VFIO_PCI },
{ "scsi-generic", QEMU_CAPS_DEVICE_SCSI_GENERIC },
{ "i82801b11-bridge", QEMU_CAPS_DEVICE_DMI_TO_PCI_BRIDGE },
+ { "usb-storage", QEMU_CAPS_DEVICE_USB_STORAGE },
};
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioBlk[] = {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 074e55d..4a8b14b 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -191,6 +191,7 @@ enum virQEMUCapsFlags {
QEMU_CAPS_VNC_SHARE_POLICY = 150, /* set display sharing policy */
QEMU_CAPS_DEVICE_DEL_EVENT = 151, /* DEVICE_DELETED event */
QEMU_CAPS_DEVICE_DMI_TO_PCI_BRIDGE = 152, /* -device i82801b11-bridge */
+ QEMU_CAPS_DEVICE_USB_STORAGE = 153, /* -device usb-storage */
QEMU_CAPS_LAST, /* this must always be the last item */
};
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index b5ac15a..395b24a 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -4325,6 +4325,13 @@ qemuBuildDriveDevStr(virDomainDefPtr def,
goto error;
break;
case VIR_DOMAIN_DISK_BUS_USB:
+ if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_USB_STORAGE)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+ _("This QEMU doesn't support '-device "
+ "usb-storage'"));
+ goto error;
+
+ }
virBufferAddLit(&opt, "usb-storage");
if (qemuBuildDeviceAddressStr(&opt, def, &disk->info, qemuCaps) < 0)
diff --git a/tests/qemuhelptest.c b/tests/qemuhelptest.c
index d6cc04b..cbabe12 100644
--- a/tests/qemuhelptest.c
+++ b/tests/qemuhelptest.c
@@ -514,7 +514,8 @@ mymain(void)
QEMU_CAPS_DEVICE_USB_SERIAL,
QEMU_CAPS_DEVICE_USB_NET,
QEMU_CAPS_DEVICE_PCI_BRIDGE,
- QEMU_CAPS_DEVICE_SCSI_GENERIC);
+ QEMU_CAPS_DEVICE_SCSI_GENERIC,
+ QEMU_CAPS_DEVICE_USB_STORAGE);
DO_TEST("qemu-kvm-0.12.1.2-rhel61", 12001, 1, 0,
QEMU_CAPS_VNC_COLON,
QEMU_CAPS_NO_REBOOT,
@@ -653,7 +654,8 @@ mymain(void)
QEMU_CAPS_DEVICE_QXL,
QEMU_CAPS_DEVICE_VGA,
QEMU_CAPS_DEVICE_CIRRUS_VGA,
- QEMU_CAPS_DEVICE_PCI_BRIDGE);
+ QEMU_CAPS_DEVICE_PCI_BRIDGE,
+ QEMU_CAPS_DEVICE_USB_STORAGE);
DO_TEST("qemu-1.0", 1000000, 0, 0,
QEMU_CAPS_VNC_COLON,
QEMU_CAPS_NO_REBOOT,
@@ -736,7 +738,8 @@ mymain(void)
QEMU_CAPS_DEVICE_USB_SERIAL,
QEMU_CAPS_DEVICE_USB_NET,
QEMU_CAPS_DEVICE_SCSI_GENERIC,
- QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX);
+ QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX,
+ QEMU_CAPS_DEVICE_USB_STORAGE);
DO_TEST("qemu-1.1.0", 1001000, 0, 0,
QEMU_CAPS_VNC_COLON,
QEMU_CAPS_NO_REBOOT,
@@ -831,7 +834,8 @@ mymain(void)
QEMU_CAPS_DEVICE_PCI_BRIDGE,
QEMU_CAPS_DEVICE_SCSI_GENERIC,
QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX,
- QEMU_CAPS_VNC_SHARE_POLICY);
+ QEMU_CAPS_VNC_SHARE_POLICY,
+ QEMU_CAPS_DEVICE_USB_STORAGE);
DO_TEST("qemu-1.2.0", 1002000, 0, 0,
QEMU_CAPS_VNC_COLON,
QEMU_CAPS_NO_REBOOT,
@@ -937,7 +941,8 @@ mymain(void)
QEMU_CAPS_DEVICE_PCI_BRIDGE,
QEMU_CAPS_DEVICE_SCSI_GENERIC,
QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX,
- QEMU_CAPS_VNC_SHARE_POLICY);
+ QEMU_CAPS_VNC_SHARE_POLICY,
+ QEMU_CAPS_DEVICE_USB_STORAGE);
DO_TEST("qemu-kvm-1.2.0", 1002000, 1, 0,
QEMU_CAPS_VNC_COLON,
QEMU_CAPS_NO_REBOOT,
@@ -1048,7 +1053,8 @@ mymain(void)
QEMU_CAPS_DEVICE_PCI_BRIDGE,
QEMU_CAPS_DEVICE_SCSI_GENERIC,
QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX,
- QEMU_CAPS_VNC_SHARE_POLICY);
+ QEMU_CAPS_VNC_SHARE_POLICY,
+ QEMU_CAPS_DEVICE_USB_STORAGE);
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 3a3c304..5dbf941 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -540,7 +540,8 @@ mymain(void)
QEMU_CAPS_DRIVE, QEMU_CAPS_DEVICE, QEMU_CAPS_BOOTINDEX);
DO_TEST("disk-usb", NONE);
DO_TEST("disk-usb-device",
- QEMU_CAPS_DRIVE, QEMU_CAPS_DEVICE, QEMU_CAPS_NODEFCONFIG);
+ QEMU_CAPS_DRIVE, QEMU_CAPS_DEVICE, QEMU_CAPS_DEVICE_USB_STORAGE,
+ QEMU_CAPS_NODEFCONFIG);
DO_TEST("disk-scsi-device",
QEMU_CAPS_DRIVE, QEMU_CAPS_DEVICE, QEMU_CAPS_NODEFCONFIG,
QEMU_CAPS_SCSI_LSI);
--
1.7.10.4
--
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