Allow //disk/target@removable for scsi disk devices, since QEMU has support
the removable attribute for scsi-hd device from v0.14.0[1].

[1]: 419e691f8e: scsi-disk: Allow overriding SCSI INQUIRY removable bit

Signed-off-by: Han Han <h...@redhat.com>
---
 docs/formatdomain.rst                              |  2 +-
 src/conf/domain_validate.c                         |  5 +++--
 src/qemu/qemu_command.c                            |  6 ++++--
 ...gs => disk-device-removable.x86_64-latest.args} | 14 +++++++++-----
 ...ice-removable.xml => disk-device-removable.xml} |  5 +++++
 tests/qemuxml2argvtest.c                           |  2 +-
 6 files changed, 23 insertions(+), 11 deletions(-)
 rename tests/qemuxml2argvdata/{disk-usb-device-removable.x86_64-latest.args => 
disk-device-removable.x86_64-latest.args} (70%)
 rename tests/qemuxml2argvdata/{disk-usb-device-removable.xml => 
disk-device-removable.xml} (80%)

diff --git a/docs/formatdomain.rst b/docs/formatdomain.rst
index c3526439bf..676e4b9fd3 100644
--- a/docs/formatdomain.rst
+++ b/docs/formatdomain.rst
@@ -3094,7 +3094,7 @@ paravirtualized driver is specified via the ``disk`` 
element.
    CDROM or Floppy disk), the value can be either "open" or "closed", defaults
    to "closed". NB, the value of ``tray`` could be updated while the domain is
    running. The optional attribute ``removable`` sets the removable flag for 
USB
-   disks, and its value can be either "on" or "off", defaulting to "off".
+   or SCSI disks, and its value can be either "on" or "off", defaulting to 
"off".
    The optional attribute ``rotation_rate`` sets the rotation rate of the
    storage for disks on a SCSI, IDE, or SATA bus. Values in the range 1025 to
    65534 are used to indicate rotational media speed in revolutions per minute.
diff --git a/src/conf/domain_validate.c b/src/conf/domain_validate.c
index 80d6a2ffd9..e7122f6297 100644
--- a/src/conf/domain_validate.c
+++ b/src/conf/domain_validate.c
@@ -881,9 +881,10 @@ virDomainDiskDefValidate(const virDomainDef *def,
     }
 
     if (disk->removable != VIR_TRISTATE_SWITCH_ABSENT &&
-        disk->bus != VIR_DOMAIN_DISK_BUS_USB) {
+        disk->bus != VIR_DOMAIN_DISK_BUS_USB &&
+        !(disk->bus == VIR_DOMAIN_DISK_BUS_SCSI && disk->device == 
VIR_DOMAIN_DISK_DEVICE_DISK)) {
         virReportError(VIR_ERR_XML_ERROR, "%s",
-                       _("removable is only valid for usb disks"));
+                       _("removable is only valid for usb or scsi disks"));
         return -1;
     }
 
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 72363238b8..5ec912ddee 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -1781,10 +1781,12 @@ qemuBuildDiskDeviceProps(const virDomainDef *def,
         if (disk->device == VIR_DOMAIN_DISK_DEVICE_LUN) {
             driver = "scsi-block";
         } else {
-            if (disk->device == VIR_DOMAIN_DISK_DEVICE_CDROM)
+            if (disk->device == VIR_DOMAIN_DISK_DEVICE_CDROM) {
                 driver = "scsi-cd";
-            else
+            } else {
                 driver = "scsi-hd";
+                removable = disk->removable;
+            }
 
             /* qemu historically used the name of -drive as one of the device
              * ids in the Vital Product Data Device Identification page if
diff --git 
a/tests/qemuxml2argvdata/disk-usb-device-removable.x86_64-latest.args 
b/tests/qemuxml2argvdata/disk-device-removable.x86_64-latest.args
similarity index 70%
rename from tests/qemuxml2argvdata/disk-usb-device-removable.x86_64-latest.args
rename to tests/qemuxml2argvdata/disk-device-removable.x86_64-latest.args
index c5bfd8e8e0..106f7b9ce2 100644
--- a/tests/qemuxml2argvdata/disk-usb-device-removable.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-device-removable.x86_64-latest.args
@@ -27,13 +27,17 @@ 
XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain--1-QEMUGuest1/.config \
 -no-shutdown \
 -boot strict=on \
 -device 
'{"driver":"piix3-usb-uhci","id":"usb","bus":"pci.0","addr":"0x1.0x2"}' \
--blockdev 
'{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest1","node-name":"libvirt-2-storage","auto-read-only":true,"discard":"unmap"}'
 \
+-device '{"driver":"virtio-scsi-pci","id":"scsi0","bus":"pci.0","addr":"0x2"}' 
\
+-blockdev 
'{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest1","node-name":"libvirt-3-storage","auto-read-only":true,"discard":"unmap"}'
 \
+-blockdev 
'{"node-name":"libvirt-3-format","read-only":false,"driver":"raw","file":"libvirt-3-storage"}'
 \
+-device 
'{"driver":"ide-hd","bus":"ide.0","unit":0,"drive":"libvirt-3-format","id":"ide0-0-0","bootindex":1}'
 \
+-blockdev 
'{"driver":"file","filename":"/tmp/usbdisk.img","node-name":"libvirt-2-storage","auto-read-only":true,"discard":"unmap"}'
 \
 -blockdev 
'{"node-name":"libvirt-2-format","read-only":false,"driver":"raw","file":"libvirt-2-storage"}'
 \
--device 
'{"driver":"ide-hd","bus":"ide.0","unit":0,"drive":"libvirt-2-format","id":"ide0-0-0","bootindex":1}'
 \
--blockdev 
'{"driver":"file","filename":"/tmp/usbdisk.img","node-name":"libvirt-1-storage","auto-read-only":true,"discard":"unmap"}'
 \
+-device 
'{"driver":"usb-storage","bus":"usb.0","port":"1","drive":"libvirt-2-format","id":"usb-disk0","removable":true}'
 \
+-blockdev 
'{"driver":"file","filename":"/tmp/scsidisk.img","node-name":"libvirt-1-storage","auto-read-only":true,"discard":"unmap"}'
 \
 -blockdev 
'{"node-name":"libvirt-1-format","read-only":false,"driver":"raw","file":"libvirt-1-storage"}'
 \
--device 
'{"driver":"usb-storage","bus":"usb.0","port":"1","drive":"libvirt-1-format","id":"usb-disk0","removable":true}'
 \
+-device 
'{"driver":"scsi-hd","bus":"scsi0.0","channel":0,"scsi-id":0,"lun":1,"device_id":"drive-scsi0-0-0-1","drive":"libvirt-1-format","id":"scsi0-0-0-1","removable":true}'
 \
 -audiodev '{"id":"audio1","driver":"none"}' \
--device 
'{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0x2"}' \
+-device 
'{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0x3"}' \
 -sandbox 
on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
 -msg timestamp=on
diff --git a/tests/qemuxml2argvdata/disk-usb-device-removable.xml 
b/tests/qemuxml2argvdata/disk-device-removable.xml
similarity index 80%
rename from tests/qemuxml2argvdata/disk-usb-device-removable.xml
rename to tests/qemuxml2argvdata/disk-device-removable.xml
index 927a8e8b3e..9400c84863 100644
--- a/tests/qemuxml2argvdata/disk-usb-device-removable.xml
+++ b/tests/qemuxml2argvdata/disk-device-removable.xml
@@ -22,6 +22,11 @@
       <source file='/tmp/usbdisk.img'/>
       <target dev='sda' bus='usb' removable='on'/>
     </disk>
+    <disk type='file' device='disk'>
+      <source file='/tmp/scsidisk.img'/>
+      <target dev='sdb' bus='scsi' removable='on'/>
+    </disk>
+    <controller type='scsi' index='0' model='virtio-scsi'/>
     <memballoon model='virtio'/>
   </devices>
 </domain>
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index d914d8cbea..d6a9ab865d 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -1227,7 +1227,7 @@ mymain(void)
     DO_TEST_CAPS_LATEST_PARSE_ERROR("disk-device-lun-type-invalid");
     DO_TEST_CAPS_LATEST_PARSE_ERROR("disk-attaching-partition-nosupport");
     DO_TEST_CAPS_LATEST("disk-usb-device");
-    DO_TEST_CAPS_LATEST("disk-usb-device-removable");
+    DO_TEST_CAPS_LATEST("disk-device-removable");
     DO_TEST_CAPS_LATEST_PARSE_ERROR("disk-usb-pci");
     DO_TEST_CAPS_LATEST("disk-scsi");
     DO_TEST_CAPS_LATEST("disk-scsi-device-auto");
-- 
2.40.1

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