Re: [PATCH 00/22] Fix hotplug of disks with iothreads and s390 cruft cleanup

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On 6/11/21 4:48 PM, Peter Krempa wrote:
> This series consists of 3 parts:
> 
> Part 1, patches 1-3:
> 
>  These are fixes to the virCommand->string conversion, namely two bugs:
>     - VIR_TEST_REGENERATE_OUTPUT would produce new files with missing end
>       newline
>     - memleak in bhyves xml->native conversion
> 
> Part 2, patches 4 - 21:
> 
>    Removal of 's390-virtio' machine and the corresponding addressing
>    type. This was removed in qemu 2.6. The exploration started because
>    the last patch was for a strange reason checking the address type and
>    I needed to know if indeed 'virtio-s390' addresses don't support
>    iothreads. Turns out the whole thing can be deleted.
> 
> Part 3, patch 22:
> 
>    Hotplug of disks with iothreads is broken because the code was moved
>    prior to address asignment and didn't account for missing address.
>    Let's remove the whole check as it turned out to be pointless.
> 
> Peter Krempa (22):
>   util: command: Introduce virCommandToStringBuf
>   qemuxml2arvtest: Ensure newline at the end of generated .args files
>   bhyveConnectDomainXMLToNative: Fix memory leak in incorrect
>     virCommandToString usage
>   tests: qemuxml2argv: Modernize 'watchdog-diag288' test
>   tests: qemuxml2argv: Modernize 'console-sclp' test
>   tests: qemuxml2argv: Remove redundant tests for the obsolete
>     'virtio-390' machine
>   tests: qemuxml2argv: Modernize 's390-allow-bogus-usb-none' test
>   tests: qemuxml2xml: Modernize 's390-defaultconsole' case
>   tests: qemuxml2argv: Modernize 's390-allow-bogus-usb-controller' test
>   qemu: domain: Remove hack for 's390-virtio' machine
>   tests: Remove 's390-virtio' machine caps faking
>   qemu: capabilities: Remove probing of 'virtio-*-s390' devices
>   qemu: capabilities: Don't probe device properties for 'virtio-*-s390'
>     devices
>   qemuxml2argvtest: Use other bus capability for
>     'non-x86_64-timer-error' case
>   qemu: Always reject 'virtio-s390' addresses
>   qemu: Remove last uses of QEMU_CAPS_VIRTIO_S390
>   qemuxml2*test: Remove QEMU_CAPS_VIRTIO_S390 flag
>   qemu: capabilities: Retire QEMU_CAPS_VIRTIO_S390
>   qemu: Drop handling of devices with
>     VIR_DOMAIN_DEVICE_ADDRESS_TYPE_VIRTIO_S390
>   qemuValidateDomainDeviceDefAddress: Add validation of CCW address
>   qemuDomainCheckCCWS390AddressSupport: Remove duplicated checker
>   qemu: validate: Don't check bus type in
>     qemuValidateDomainDeviceDefDiskIOThreads
> 
>  src/bhyve/bhyve_driver.c                      |   4 +-
>  src/libvirt_private.syms                      |   1 +

[...]

>  tests/testutilsqemu.c                         |   2 +-
>  tests/vircapstest.c                           |   4 -
>  74 files changed, 2562 insertions(+), 3387 deletions(-)
>  delete mode 100644 tests/qemuxml2argvdata/console-sclp.args
>  create mode 100644 tests/qemuxml2argvdata/console-sclp.s390x-latest.args
>  delete mode 100644 tests/qemuxml2argvdata/console-virtio-s390.args
>  delete mode 100644 tests/qemuxml2argvdata/console-virtio-s390.xml
>  delete mode 100644 tests/qemuxml2argvdata/disk-virtio-s390.args
>  delete mode 100644 tests/qemuxml2argvdata/disk-virtio-s390.xml
>  delete mode 100644 tests/qemuxml2argvdata/net-virtio-s390.args
>  delete mode 100644 tests/qemuxml2argvdata/net-virtio-s390.xml
>  delete mode 100644 tests/qemuxml2argvdata/s390-allow-bogus-usb-controller.args
>  create mode 100644 tests/qemuxml2argvdata/s390-allow-bogus-usb-controller.s390x-latest.args
>  delete mode 100644 tests/qemuxml2argvdata/s390-allow-bogus-usb-none.args
>  create mode 100644 tests/qemuxml2argvdata/s390-allow-bogus-usb-none.s390x-latest.args
>  delete mode 100644 tests/qemuxml2argvdata/watchdog-diag288.args
>  create mode 100644 tests/qemuxml2argvdata/watchdog-diag288.s390x-latest.args
>  rename tests/qemuxml2xmloutdata/{s390-defaultconsole.xml => s390-defaultconsole.s390x-latest.xml} (82%)
> 

Series:
Reviewed-by: Ján Tomko <jtomko@xxxxxxxxxx>

Jano




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