[RFC v2 1/1] qemu: add index for isa-serial device using target.port
Ani Sinha
ani at anisinha.ca
Mon Jan 3 08:14:29 UTC 2022
On Mon, 3 Jan 2022, Divya Garg wrote:
> Hi all !
>
> Looking forward for the review comments on the patch.
>
For single patches, no need to use numbering.
> Thanks
> Regards
> Divya Garg
>
>
> On 12/12/21 9:27 am, “Divya wrote:
> > From: Divya Garg <divya.garg at nutanix.com>
> >
> > VM XML accepts target.port but this does not get passed while building the
> > qemu
> > command line for this VM.
> >
> > This patch fixes this bug. In addition,
I think we should split up this patch into two, one that fixes the
existing issue and the other that introduces additinal checks. It would be
easier to review it that way.
this introduces additional checks in
> > the port allocation logic for isa-serial devices to :
> > * Check availability of requested ports
> > * Prevent duplicate device assignments to the same port.
> > * In case no ports are provided in the XML, this patch scans the list of
> > unused
> > isa-serial indices to automatically assign available ports for this VM.
> >
> > Signed-off-by: Divya Garg <divya.garg at nutanix.com>
> > ---
> > src/conf/domain_conf.c | 66 ++++++++++++++++---
> > src/conf/domain_conf.h | 1 +
> > src/qemu/qemu_command.c | 21 ++++--
> > ...g-console-compat-2-live+console-virtio.xml | 4 +-
> > .../qemuhotplug-console-compat-2-live.xml | 4 +-
> > tests/qemuxml2argvdata/bios.args | 2 +-
> > .../qemuxml2argvdata/console-compat-auto.args | 2 +-
> > .../console-compat-chardev.args | 2 +-
> > tests/qemuxml2argvdata/console-compat.args | 2 +-
> > .../qemuxml2argvdata/console-virtio-many.args | 2 +-
> > tests/qemuxml2argvdata/controller-order.args | 2 +-
> > .../name-escape.x86_64-2.11.0.args | 4 +-
> > .../q35-virt-manager-basic.args | 2 +-
> > .../serial-dev-chardev-iobase.args | 2 +-
> > .../qemuxml2argvdata/serial-dev-chardev.args | 2 +-
> > .../qemuxml2argvdata/serial-file-chardev.args | 2 +-
> > tests/qemuxml2argvdata/serial-file-log.args | 2 +-
> > .../qemuxml2argvdata/serial-many-chardev.args | 4 +-
> > .../qemuxml2argvdata/serial-pty-chardev.args | 2 +-
> > tests/qemuxml2argvdata/serial-spiceport.args | 2 +-
> > .../qemuxml2argvdata/serial-tcp-chardev.args | 2 +-
> > .../serial-tcp-telnet-chardev.args | 2 +-
> > .../serial-tcp-tlsx509-chardev-notls.args | 4 +-
> > .../serial-tcp-tlsx509-chardev-notls.xml | 2 +-
> > .../serial-tcp-tlsx509-chardev-verify.args | 4 +-
> > .../serial-tcp-tlsx509-chardev-verify.xml | 2 +-
> > .../serial-tcp-tlsx509-chardev.args | 4 +-
> > .../serial-tcp-tlsx509-chardev.xml | 2 +-
> > .../serial-tcp-tlsx509-secret-chardev.args | 4 +-
> > .../serial-tcp-tlsx509-secret-chardev.xml | 2 +-
> > .../qemuxml2argvdata/serial-udp-chardev.args | 4 +-
> > .../qemuxml2argvdata/serial-unix-chardev.args | 4 +-
> > .../serial-unix-chardev.x86_64-latest.args | 4 +-
> > tests/qemuxml2argvdata/serial-vc-chardev.args | 2 +-
> > tests/qemuxml2argvdata/user-aliases.args | 4 +-
> > .../virtio-9p-createmode.x86_64-latest.args | 2 +-
> > .../virtio-9p-multidevs.x86_64-latest.args | 2 +-
> > .../x86_64-pc-graphics.x86_64-latest.args | 2 +-
> > .../x86_64-pc-headless.x86_64-latest.args | 2 +-
> > .../x86_64-q35-graphics.x86_64-latest.args | 2 +-
> > .../x86_64-q35-headless.x86_64-latest.args | 2 +-
> > .../serial-tcp-tlsx509-chardev.xml | 2 +-
> > 42 files changed, 126 insertions(+), 64 deletions(-)
> >
> > diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> > index 107d2a4f5d..e8b19828d4 100644
> > --- a/src/conf/domain_conf.c
> > +++ b/src/conf/domain_conf.c
> > @@ -5319,6 +5319,61 @@ virDomainHostdevDefPostParse(virDomainHostdevDef
> > *dev,
> > }
> > +static int
> > +virDomainChrIsaSerialDefPostParse(virDomainDef *def)
> > +{
> > + size_t i, j;
> > + size_t isa_serial_count = 0;
> > + int isa_device_index_arr[VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS] = {0};
> > + bool used_serial_port[VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS] = {false};
> > +
> > + for (i = 0; i < def->nserials; i++) {
> > + if (def->serials[i]->targetType ==
> > + VIR_DOMAIN_CHR_SERIAL_TARGET_MODEL_ISA_SERIAL) {
> > + if (isa_serial_count >= VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS) {
> > + virReportError(VIR_ERR_INTERNAL_ERROR,
> > + _("Maximum supported number of ISA serial
> > ports is %d."), VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS);
Use '%d' , please see
https://libvirt.org/coding-style.html#error-message-format
> > + return -1;
> > + }
> > + isa_device_index_arr[isa_serial_count++] = i;
> > + }
> > + /* Check for the user defined ports and mark them used if in the
> > range
> > + * of isa-serial ports, .i.e, from 0 to
> > + * VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS.
> > + */
> > + if (def->serials[i]->target.port != -1 &&
> > + def->serials[i]->target.port <
> > VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS) {
> > + if (used_serial_port[def->serials[i]->target.port]) {
> > + virReportError(VIR_ERR_INTERNAL_ERROR,
> > + _("target port [%d] already allocated."),
Please conform to the error string formats as documented here:
https://libvirt.org/coding-style.html#error-message-format
> > def->serials[i]->target.port);
> > + return -1;
> > + }
> > + used_serial_port[def->serials[i]->target.port] = true;
> > + }
> > +
> > + }
> > +
> > + /* Assign the ports to the devices. */
> > + for (i = 0; i < isa_serial_count; i++) {
> > + int isa_index = isa_device_index_arr[i];
> > + if (def->serials[isa_index]->target.port != -1)
> > + continue;
> > + for (j = 0; j < VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS; j++) {
> > + if (!used_serial_port[j]) {
> > + def->serials[isa_index]->target.port = j;
> > + used_serial_port[j] = true;
> > + break;
> > + }
> > + }
> > + if (def->serials[isa_index]->target.port == -1) {
> > + virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
> > + _("out of ports for isa-serial device."));
> > + return -1;
> > + }
> > + }
> > + return 0;
> > +}
> > +
> > static void
> > virDomainChrDefPostParse(virDomainChrDef *chr,
> > const virDomainDef *def)
> > @@ -6186,6 +6241,9 @@ virDomainDefPostParse(virDomainDef *def,
> > goto cleanup;
> > }
> > + if (virDomainChrIsaSerialDefPostParse(def) < 0)
> > + return -1;
> > +
> > /* iterate the devices */
> > ret = virDomainDeviceInfoIterateFlags(def,
> > virDomainDefPostParseDeviceIterator,
> > @@ -19857,14 +19915,6 @@ virDomainDefParseXML(xmlXPathContextPtr ctxt,
> > if (!chr)
> > return NULL;
> > - if (chr->target.port == -1) {
> > - int maxport = -1;
> > - for (j = 0; j < i; j++) {
> > - if (def->serials[j]->target.port > maxport)
> > - maxport = def->serials[j]->target.port;
> > - }
> > - chr->target.port = maxport + 1;
> > - }
> > def->serials[def->nserials++] = chr;
> > }
> > VIR_FREE(nodes);
> > diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
> > index c0c07ea6ba..be162e592c 100644
> > --- a/src/conf/domain_conf.h
> > +++ b/src/conf/domain_conf.h
> > @@ -1179,6 +1179,7 @@ typedef enum {
> > VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_LAST
> > } virDomainChrConsoleTargetType;
> > +#define VIR_MAX_AVAILABLE_ISA_SERIAL_PORTS 4
> > typedef enum {
> > VIR_DOMAIN_CHR_SERIAL_TARGET_MODEL_NONE = 0,
> > VIR_DOMAIN_CHR_SERIAL_TARGET_MODEL_ISA_SERIAL,
> > diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> > index c47998aabd..797cdfb955 100644
> > --- a/src/qemu/qemu_command.c
> > +++ b/src/qemu/qemu_command.c
> > @@ -10953,11 +10953,22 @@ qemuBuildSerialChrDeviceProps(const virDomainDef
> > *def,
> > return NULL;
> > }
> > - if (virJSONValueObjectAdd(&props,
> > - "s:driver",
> > virDomainChrSerialTargetModelTypeToString(serial->targetModel),
> > - "s:chardev", chardev,
> > - "s:id", serial->info.alias,
> > - NULL) < 0)
> > + if (serial->targetModel ==
> > VIR_DOMAIN_CHR_SERIAL_TARGET_MODEL_ISA_SERIAL) {
> > + if (virJSONValueObjectAdd(&props,
> > + "s:driver",
> > +
> > virDomainChrSerialTargetModelTypeToString(serial->targetModel),
> > + "s:chardev", chardev,
> > + "s:id", serial->info.alias,
> > + "k:index", serial->target.port,
> > + NULL) < 0)
> > + return NULL;
> > + }
> > + else if (virJSONValueObjectAdd(&props,
> > + "s:driver",
> > +
> > virDomainChrSerialTargetModelTypeToString(serial->targetModel),
> > + "s:chardev", chardev,
> > + "s:id", serial->info.alias,
> > + NULL) < 0)
> > return NULL;
> > if (qemuBuildDeviceAddressProps(props, def, &serial->info) < 0)
> > diff --git
> > a/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live+console-virtio.xml
> > b/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live+console-virtio.xml
> > index 5d688e7748..295d75b768 100644
> > ---
> > a/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live+console-virtio.xml
> > +++
> > b/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live+console-virtio.xml
> > @@ -74,7 +74,7 @@
> > <alias name='serial0'/>
> > </serial>
> > <serial type='pty'>
> > - <target type='isa-serial' port='0'>
> > + <target type='isa-serial' port='1'>
> > <model name='isa-serial'/>
> > </target>
> > <alias name='serial1'/>
> > @@ -82,7 +82,7 @@
> > <serial type='tcp'>
> > <source mode='bind' host='0.0.0.0' service='2445'/>
> > <protocol type='raw'/>
> > - <target type='isa-serial' port='1'>
> > + <target type='isa-serial' port='2'>
> > <model name='isa-serial'/>
> > </target>
> > <alias name='serial2'/>
> > diff --git
> > a/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live.xml
> > b/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live.xml
> > index b916f30412..850ebddf52 100644
> > --- a/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live.xml
> > +++ b/tests/qemuhotplugtestdomains/qemuhotplug-console-compat-2-live.xml
> > @@ -74,7 +74,7 @@
> > <alias name='serial0'/>
> > </serial>
> > <serial type='pty'>
> > - <target type='isa-serial' port='0'>
> > + <target type='isa-serial' port='1'>
> > <model name='isa-serial'/>
> > </target>
> > <alias name='serial1'/>
> > @@ -82,7 +82,7 @@
> > <serial type='tcp'>
> > <source mode='bind' host='0.0.0.0' service='2445'/>
> > <protocol type='raw'/>
> > - <target type='isa-serial' port='1'>
> > + <target type='isa-serial' port='2'>
> > <model name='isa-serial'/>
> > </target>
> > <alias name='serial2'/>
> > diff --git a/tests/qemuxml2argvdata/bios.args
> > b/tests/qemuxml2argvdata/bios.args
> > index 0469b7419e..62ec87541d 100644
> > --- a/tests/qemuxml2argvdata/bios.args
> > +++ b/tests/qemuxml2argvdata/bios.args
> > @@ -31,7 +31,7 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device usb-tablet,id=input0,bus=usb.0,port=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/console-compat-auto.args
> > b/tests/qemuxml2argvdata/console-compat-auto.args
> > index 5285d0749a..9c459b641b 100644
> > --- a/tests/qemuxml2argvdata/console-compat-auto.args
> > +++ b/tests/qemuxml2argvdata/console-compat-auto.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/console-compat-chardev.args
> > b/tests/qemuxml2argvdata/console-compat-chardev.args
> > index 5285d0749a..9c459b641b 100644
> > --- a/tests/qemuxml2argvdata/console-compat-chardev.args
> > +++ b/tests/qemuxml2argvdata/console-compat-chardev.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/console-compat.args
> > b/tests/qemuxml2argvdata/console-compat.args
> > index 9f37788586..709a82faad 100644
> > --- a/tests/qemuxml2argvdata/console-compat.args
> > +++ b/tests/qemuxml2argvdata/console-compat.args
> > @@ -30,5 +30,5 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/console-virtio-many.args
> > b/tests/qemuxml2argvdata/console-virtio-many.args
> > index dc1aca1129..b509cd55b5 100644
> > --- a/tests/qemuxml2argvdata/console-virtio-many.args
> > +++ b/tests/qemuxml2argvdata/console-virtio-many.args
> > @@ -31,7 +31,7 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev pty,id=charconsole1 \
> > -device virtconsole,chardev=charconsole1,id=console1 \
> > -chardev pty,id=charconsole2 \
> > diff --git a/tests/qemuxml2argvdata/controller-order.args
> > b/tests/qemuxml2argvdata/controller-order.args
> > index 51571a27bf..51fa04dfd8 100644
> > --- a/tests/qemuxml2argvdata/controller-order.args
> > +++ b/tests/qemuxml2argvdata/controller-order.args
> > @@ -37,7 +37,7 @@ QEMU_AUDIO_DRV=spice \
> > -chardev spicevmc,id=charsmartcard0,name=smartcard \
> > -device
> > ccid-card-passthru,chardev=charsmartcard0,id=smartcard0,bus=ccid0.0 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev spicevmc,id=charchannel0,name=vdagent \
> > -device
> > virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=com.redhat.spice.0
> > \
> > -device usb-tablet,id=input0,bus=usb.0,port=1.2 \
> > diff --git a/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args
> > b/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args
> > index 1ce91ff354..a57adedfa5 100644
> > --- a/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args
> > +++ b/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args
> > @@ -32,9 +32,9 @@ QEMU_AUDIO_DRV=spice \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1,write-cache=on
> > \
> > -device
> > ccid-card-emulated,backend=certificates,cert1=cert1,,foo,cert2=cert2,cert3=cert3,db=/etc/pki/nssdb,,foo,id=smartcard0,bus=ccid0.0
> > \
> > -chardev tty,id=charserial0,path=/dev/ttyS2,,foo \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=1 \
> > -chardev file,id=charserial1,path=/tmp/serial.log,,foo,append=on \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=0 \
> > -chardev pipe,id=charchannel0,path=/tmp/guestfwd,,foo \
> > -netdev user,guestfwd=tcp:10.0.2.1:4600-chardev:charchannel0,id=channel0 \
> > -vnc vnc=unix:/tmp/lib/domain--1-foo=1,,bar=2/vnc.sock \
> > diff --git a/tests/qemuxml2argvdata/q35-virt-manager-basic.args
> > b/tests/qemuxml2argvdata/q35-virt-manager-basic.args
> > index 6e84c9ca2a..a33a74e355 100644
> > --- a/tests/qemuxml2argvdata/q35-virt-manager-basic.args
> > +++ b/tests/qemuxml2argvdata/q35-virt-manager-basic.args
> > @@ -40,7 +40,7 @@ QEMU_AUDIO_DRV=spice \
> > -netdev user,id=hostnet0 \
> > -device
> > virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:9a:e6:c6,bus=pci.1,addr=0x0
> > \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev
> > socket,id=charchannel0,path=/tmp/channel/domain--1-virt-manager-basic/org.qemu.guest_agent.0,server=on,wait=off
> > \
> > -device
> > virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=org.qemu.guest_agent.0
> > \
> > -chardev spicevmc,id=charchannel1,name=vdagent \
> > diff --git a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args
> > b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args
> > index dfa6785795..1f358b6469 100644
> > --- a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args
> > +++ b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev tty,id=charserial0,path=/dev/ttyS2 \
> > --device isa-serial,chardev=charserial0,id=serial0,iobase=1016,irq=4 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0,iobase=1016,irq=4
> > \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-dev-chardev.args
> > b/tests/qemuxml2argvdata/serial-dev-chardev.args
> > index c325f21e0c..47da5b8454 100644
> > --- a/tests/qemuxml2argvdata/serial-dev-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-dev-chardev.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev tty,id=charserial0,path=/dev/ttyS2 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-file-chardev.args
> > b/tests/qemuxml2argvdata/serial-file-chardev.args
> > index 4cbd0edf1c..5b8f3be45a 100644
> > --- a/tests/qemuxml2argvdata/serial-file-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-file-chardev.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev file,id=charserial0,path=/tmp/serial.log,append=on \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-file-log.args
> > b/tests/qemuxml2argvdata/serial-file-log.args
> > index c4c6106200..9ee066ef49 100644
> > --- a/tests/qemuxml2argvdata/serial-file-log.args
> > +++ b/tests/qemuxml2argvdata/serial-file-log.args
> > @@ -30,5 +30,5 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev
> > file,id=charserial0,path=/tmp/serial.log,logfile=/var/lib/libvirt/qemu/demo-serial.log,logappend=off
> > \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-many-chardev.args
> > b/tests/qemuxml2argvdata/serial-many-chardev.args
> > index 2c548c9e4b..da0d0b21c3 100644
> > --- a/tests/qemuxml2argvdata/serial-many-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-many-chardev.args
> > @@ -30,8 +30,8 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev file,id=charserial1,path=/tmp/serial.log \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-pty-chardev.args
> > b/tests/qemuxml2argvdata/serial-pty-chardev.args
> > index 5285d0749a..9c459b641b 100644
> > --- a/tests/qemuxml2argvdata/serial-pty-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-pty-chardev.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-spiceport.args
> > b/tests/qemuxml2argvdata/serial-spiceport.args
> > index 43e65a0679..704e6d1820 100644
> > --- a/tests/qemuxml2argvdata/serial-spiceport.args
> > +++ b/tests/qemuxml2argvdata/serial-spiceport.args
> > @@ -29,7 +29,7 @@ QEMU_AUDIO_DRV=spice \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev spiceport,id=charserial0,name=org.qemu.console.serial.0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device usb-tablet,id=input0,bus=usb.0,port=1 \
> > -spice
> > port=5903,tls-port=5904,addr=127.0.0.1,x509-dir=/etc/pki/libvirt-spice,seamless-migration=on
> > \
> > -device
> > qxl-vga,id=video0,ram_size=67108864,vram_size=67108864,bus=pci.0,addr=0x2 \
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-chardev.args
> > b/tests/qemuxml2argvdata/serial-tcp-chardev.args
> > index aec7093d03..263add4409 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-tcp-chardev.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev socket,id=charserial0,host=127.0.0.1,port=9999 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args
> > b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args
> > index 72f81d7938..13e092c4c7 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev
> > socket,id=charserial0,host=127.0.0.1,port=9999,telnet=on,server=on,wait=off
> > \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args
> > index 7db40862e9..8bf070d820 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args
> > @@ -30,8 +30,8 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev
> > udp,id=charserial0,host=127.0.0.1,port=2222,localaddr=127.0.0.1,localport=1111
> > \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev socket,id=charserial1,host=127.0.0.1,port=5555 \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml
> > index 9b0b8b3e73..522f0184d3 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml
> > @@ -37,7 +37,7 @@
> > <serial type='tcp'>
> > <source mode='connect' host='127.0.0.1' service='5555' tls='no'/>
> > <protocol type='raw'/>
> > - <target type='isa-serial' port='0'>
> > + <target type='isa-serial' port='1'>
> > <model name='isa-serial'/>
> > </target>
> > </serial>
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args
> > index f3dc5f5019..374d24ec00 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args
> > @@ -30,9 +30,9 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev
> > udp,id=charserial0,host=127.0.0.1,port=2222,localaddr=127.0.0.1,localport=1111
> > \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -object
> > tls-creds-x509,id=objcharserial1_tls0,dir=/etc/pki/libvirt-chardev,endpoint=client,verify-peer=on
> > \
> > -chardev
> > socket,id=charserial1,host=127.0.0.1,port=5555,tls-creds=objcharserial1_tls0
> > \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml
> > index 75c6c7f5f4..d41f5ee03e 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml
> > @@ -29,7 +29,7 @@
> > <serial type='tcp'>
> > <source mode='connect' host='127.0.0.1' service='5555'/>
> > <protocol type='raw'/>
> > - <target port='0'/>
> > + <target port='1'/>
> > </serial>
> > <console type='udp'>
> > <source mode='bind' host='127.0.0.1' service='1111'/>
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args
> > index f3dc5f5019..374d24ec00 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args
> > @@ -30,9 +30,9 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev
> > udp,id=charserial0,host=127.0.0.1,port=2222,localaddr=127.0.0.1,localport=1111
> > \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -object
> > tls-creds-x509,id=objcharserial1_tls0,dir=/etc/pki/libvirt-chardev,endpoint=client,verify-peer=on
> > \
> > -chardev
> > socket,id=charserial1,host=127.0.0.1,port=5555,tls-creds=objcharserial1_tls0
> > \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml
> > index 75c6c7f5f4..d41f5ee03e 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml
> > @@ -29,7 +29,7 @@
> > <serial type='tcp'>
> > <source mode='connect' host='127.0.0.1' service='5555'/>
> > <protocol type='raw'/>
> > - <target port='0'/>
> > + <target port='1'/>
> > </serial>
> > <console type='udp'>
> > <source mode='bind' host='127.0.0.1' service='1111'/>
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args
> > index 151629458b..2defeb28da 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args
> > @@ -30,10 +30,10 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev
> > udp,id=charserial0,host=127.0.0.1,port=2222,localaddr=127.0.0.1,localport=1111
> > \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -object
> > secret,id=charserial1-secret0,data=9eao5F8qtkGt+seB1HYivWIxbtwUu6MQtg1zpj/oDtUsPr1q8wBYM91uEHCn6j/1,keyid=masterKey0,iv=AAECAwQFBgcICQoLDA0ODw==,format=base64
> > \
> > -object
> > tls-creds-x509,id=objcharserial1_tls0,dir=/etc/pki/libvirt-chardev,endpoint=client,verify-peer=on,passwordid=charserial1-secret0
> > \
> > -chardev
> > socket,id=charserial1,host=127.0.0.1,port=5555,tls-creds=objcharserial1_tls0
> > \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml
> > b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml
> > index 670f282b84..2bf954bc9f 100644
> > --- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml
> > +++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml
> > @@ -34,7 +34,7 @@
> > <serial type='tcp'>
> > <source mode='connect' host='127.0.0.1' service='5555'/>
> > <protocol type='raw'/>
> > - <target port='0'/>
> > + <target port='1'/>
> > </serial>
> > <console type='udp'>
> > <source mode='bind' host='127.0.0.1' service='1111'/>
> > diff --git a/tests/qemuxml2argvdata/serial-udp-chardev.args
> > b/tests/qemuxml2argvdata/serial-udp-chardev.args
> > index 9d2f2e03e9..de6621f0e2 100644
> > --- a/tests/qemuxml2argvdata/serial-udp-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-udp-chardev.args
> > @@ -30,8 +30,8 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev
> > udp,id=charserial0,host=127.0.0.1,port=9998,localaddr=127.0.0.1,localport=9999
> > \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev udp,id=charserial1,host=,port=9999,localaddr=,localport=0 \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-unix-chardev.args
> > b/tests/qemuxml2argvdata/serial-unix-chardev.args
> > index 19731b02b2..1e2444f824 100644
> > --- a/tests/qemuxml2argvdata/serial-unix-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-unix-chardev.args
> > @@ -28,8 +28,8 @@ QEMU_AUDIO_DRV=none \
> > -boot strict=on \
> > -usb \
> > -chardev socket,id=charserial0,path=/tmp/serial.sock \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev
> > socket,id=charserial1,path=/tmp/serial-server.sock,server=on,wait=off \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args
> > b/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args
> > index 1e3d5772b4..1387fc9a1d 100644
> > --- a/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args
> > +++ b/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args
> > @@ -29,9 +29,9 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
> > -boot strict=on \
> > -device
> > '{"driver":"piix3-usb-uhci","id":"usb","bus":"pci.0","addr":"0x1.0x2"}' \
> > -chardev socket,id=charserial0,path=/tmp/serial.sock \
> > --device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \
> > -chardev socket,id=charserial1,fd=1729,server=on,wait=off \
> > --device '{"driver":"isa-serial","chardev":"charserial1","id":"serial1"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial1","id":"serial1","index":1}' \
> > -audiodev '{"id":"audio1","driver":"none"}' \
> > -device
> > '{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0x2"}'
> > \
> > -sandbox
> > on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
> > diff --git a/tests/qemuxml2argvdata/serial-vc-chardev.args
> > b/tests/qemuxml2argvdata/serial-vc-chardev.args
> > index d28a3eee47..09b33a15ee 100644
> > --- a/tests/qemuxml2argvdata/serial-vc-chardev.args
> > +++ b/tests/qemuxml2argvdata/serial-vc-chardev.args
> > @@ -30,6 +30,6 @@ QEMU_AUDIO_DRV=none \
> > -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
> > -device
> > ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 \
> > -chardev vc,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
> > -msg timestamp=on
> > diff --git a/tests/qemuxml2argvdata/user-aliases.args
> > b/tests/qemuxml2argvdata/user-aliases.args
> > index 486473a566..8608144b5e 100644
> > --- a/tests/qemuxml2argvdata/user-aliases.args
> > +++ b/tests/qemuxml2argvdata/user-aliases.args
> > @@ -55,9 +55,9 @@ QEMU_AUDIO_DRV=none \
> > -device
> > rtl8139,netdev=hostua-AndAlsoClientMode,id=ua-AndAlsoClientMode,mac=52:54:00:8c:b1:f8,bus=pci.0,addr=0xa
> > \
> > -device
> > ccid-card-emulated,backend=nss-emulated,id=smartcard0,bus=ua-myCCID.0 \
> > -chardev pty,id=charserial0 \
> > --device isa-serial,chardev=charserial0,id=serial0 \
> > +-device isa-serial,chardev=charserial0,id=serial0,index=0 \
> > -chardev pty,id=charserial1 \
> > --device isa-serial,chardev=charserial1,id=serial1 \
> > +-device isa-serial,chardev=charserial1,id=serial1,index=1 \
> > -chardev
> > socket,id=charchannel0,path=/var/lib/libvirt/qemu/channel/target/gentoo.org.qemu.guest_agent.0,server=on,wait=off
> > \
> > -device
> > virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=org.qemu.guest_agent.0
> > \
> > -vnc 127.0.0.1:0 \
> > diff --git a/tests/qemuxml2argvdata/virtio-9p-createmode.x86_64-latest.args
> > b/tests/qemuxml2argvdata/virtio-9p-createmode.x86_64-latest.args
> > index 01fe01e3c6..d306b37b53 100644
> > --- a/tests/qemuxml2argvdata/virtio-9p-createmode.x86_64-latest.args
> > +++ b/tests/qemuxml2argvdata/virtio-9p-createmode.x86_64-latest.args
> > @@ -37,7 +37,7 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
> > -fsdev local,security_model=mapped,id=fsdev-fs3,path=/export/fs3 \
> > -device
> > '{"driver":"virtio-9p-pci","id":"fs3","fsdev":"fsdev-fs3","mount_tag":"fs3","bus":"pci.0","addr":"0x5"}'
> > \
> > -chardev pty,id=charserial0 \
> > --device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \
> > -audiodev '{"id":"audio1","driver":"none"}' \
> > -device
> > '{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0xc"}'
> > \
> > -sandbox
> > on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
> > diff --git a/tests/qemuxml2argvdata/virtio-9p-multidevs.x86_64-latest.args
> > b/tests/qemuxml2argvdata/virtio-9p-multidevs.x86_64-latest.args
> > index 8b325bb7ec..0752f09fe9 100644
> > --- a/tests/qemuxml2argvdata/virtio-9p-multidevs.x86_64-latest.args
> > +++ b/tests/qemuxml2argvdata/virtio-9p-multidevs.x86_64-latest.args
> > @@ -35,7 +35,7 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
> > -fsdev
> > local,security_model=mapped,multidevs=warn,id=fsdev-fs2,path=/export/fs2 \
> > -device
> > '{"driver":"virtio-9p-pci","id":"fs2","fsdev":"fsdev-fs2","mount_tag":"fs2","bus":"pci.0","addr":"0x4"}'
> > \
> > -chardev pty,id=charserial0 \
> > --device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \
> > -audiodev '{"id":"audio1","driver":"none"}' \
> > -device
> > '{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0xc"}'
> > \
> > -sandbox
> > on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
> > diff --git a/tests/qemuxml2argvdata/x86_64-pc-graphics.x86_64-latest.args
> > b/tests/qemuxml2argvdata/x86_64-pc-graphics.x86_64-latest.args
> > index 3cae9fafa0..8cad1d9f38 100644
> > --- a/tests/qemuxml2argvdata/x86_64-pc-graphics.x86_64-latest.args
> > +++ b/tests/qemuxml2argvdata/x86_64-pc-graphics.x86_64-latest.args
> > @@ -37,7 +37,7 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-guest/.config \
> > -netdev user,id=hostnet0 \
> > -device
> > '{"driver":"virtio-net-pci","netdev":"hostnet0","id":"net0","mac":"52:54:00:4c:e3:86","bus":"pci.0","addr":"0x3"}'
> > \
> > -chardev pty,id=charserial0 \
> > --device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \
> > -chardev socket,id=charchannel0,fd=1729,server=on,wait=off \
> > -device
> > '{"driver":"virtserialport","bus":"virtio-serial0.0","nr":1,"chardev":"charchannel0","id":"channel0","name":"org.qemu.guest_agent.0"}'
> > \
> > -device '{"driver":"usb-tablet","id":"input0","bus":"usb.0","port":"1"}' \
> > diff --git a/tests/qemuxml2argvdata/x86_64-pc-headless.x86_64-latest.args
> > b/tests/qemuxml2argvdata/x86_64-pc-headless.x86_64-latest.args
> > index fbfb823d83..3c4688a89e 100644
> > --- a/tests/qemuxml2argvdata/x86_64-pc-headless.x86_64-latest.args
> > +++ b/tests/qemuxml2argvdata/x86_64-pc-headless.x86_64-latest.args
> > @@ -38,7 +38,7 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-guest/.config \
> > -netdev user,id=hostnet0 \
> > -device
> > '{"driver":"virtio-net-pci","netdev":"hostnet0","id":"net0","mac":"52:54:00:09:a4:37","bus":"pci.0","addr":"0x2"}'
> > \
> > -chardev pty,id=charserial0 \
> > --device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \
> > -chardev socket,id=charchannel0,fd=1729,server=on,wait=off \
> > -device
> > '{"driver":"virtserialport","bus":"virtio-serial0.0","nr":1,"chardev":"charchannel0","id":"channel0","name":"org.qemu.guest_agent.0"}'
> > \
> > -audiodev '{"id":"audio1","driver":"none"}' \
> > diff --git a/tests/qemuxml2argvdata/x86_64-q35-graphics.x86_64-latest.args
> > b/tests/qemuxml2argvdata/x86_64-q35-graphics.x86_64-latest.args
> > index ca0e00f468..9e4c361ec9 100644
> > --- a/tests/qemuxml2argvdata/x86_64-q35-graphics.x86_64-latest.args
> > +++ b/tests/qemuxml2argvdata/x86_64-q35-graphics.x86_64-latest.args
> > @@ -44,7 +44,7 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-guest/.config \
> > -netdev user,id=hostnet0 \
> > -device
> > '{"driver":"virtio-net-pci","netdev":"hostnet0","id":"net0","mac":"52:54:00:d2:70:0b","bus":"pci.1","addr":"0x0"}'
> > \
> > -chardev pty,id=charserial0 \
> > --device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \
> > -chardev socket,id=charchannel0,fd=1729,server=on,wait=off \
> > -device
> > '{"driver":"virtserialport","bus":"virtio-serial0.0","nr":1,"chardev":"charchannel0","id":"channel0","name":"org.qemu.guest_agent.0"}'
> > \
> > -device '{"driver":"usb-tablet","id":"input0","bus":"usb.0","port":"1"}' \
> > diff --git a/tests/qemuxml2argvdata/x86_64-q35-headless.x86_64-latest.args
> > b/tests/qemuxml2argvdata/x86_64-q35-headless.x86_64-latest.args
> > index c6970e349d..b4d90dff5e 100644
> > --- a/tests/qemuxml2argvdata/x86_64-q35-headless.x86_64-latest.args
> > +++ b/tests/qemuxml2argvdata/x86_64-q35-headless.x86_64-latest.args
> > @@ -45,7 +45,7 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-guest/.config \
> > -netdev user,id=hostnet0 \
> > -device
> > '{"driver":"virtio-net-pci","netdev":"hostnet0","id":"net0","mac":"52:54:00:09:a4:37","bus":"pci.1","addr":"0x0"}'
> > \
> > -chardev pty,id=charserial0 \
> > --device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0"}' \
> > +-device
> > '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \
> > -chardev socket,id=charchannel0,fd=1729,server=on,wait=off \
> > -device
> > '{"driver":"virtserialport","bus":"virtio-serial0.0","nr":1,"chardev":"charchannel0","id":"channel0","name":"org.qemu.guest_agent.0"}'
> > \
> > -audiodev '{"id":"audio1","driver":"none"}' \
> > diff --git a/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml
> > b/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml
> > index 7fde19f283..de11465233 100644
> > --- a/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml
> > +++ b/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml
> > @@ -37,7 +37,7 @@
> > <serial type='tcp'>
> > <source mode='connect' host='127.0.0.1' service='5555'/>
> > <protocol type='raw'/>
> > - <target type='isa-serial' port='0'>
> > + <target type='isa-serial' port='1'>
> > <model name='isa-serial'/>
> > </target>
> > </serial>
>
>
>
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