[libvirt] [PATCH 08/12] Add missing call to re-attach host devices if VM startup fails

[Daniel Veillard]

On Wed, Jan 20, 2010 at 03:15:05PM +0000, Daniel P. Berrange wrote:
> If there is a problem with VM startup, PCI devices may be left
> assigned to pci-stub / pci-back. Adding a call to reattach
> host devices in the cleanup path is required.
> 
> * qemu/qemu_driver.c: qemuDomainReAttachHostDevices() when
>   VM startup fails
> ---
>  src/qemu/qemu_driver.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> index 9554852..22b6adc 100644
> --- a/src/qemu/qemu_driver.c
> +++ b/src/qemu/qemu_driver.c
> @@ -2742,6 +2742,8 @@ cleanup:
>      /* We jump here if we failed to start the VM for any reason
>       * XXX investigate if we can kill this block and safely call
>       * qemudShutdownVMDaemon even though no PID is running */
> +    qemuDomainReAttachHostDevices(conn, driver, vm->def);
> +
>      if (driver->securityDriver &&
>          driver->securityDriver->domainRestoreSecurityAllLabel)
>          driver->securityDriver->domainRestoreSecurityAllLabel(conn, vm);

  ACK,

Daniel

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