[libvirt] [PATCH v2 01/21] qemu: Introduce qemuDomainChrDefPostParse()

Marc Hartmayer mhartmay at linux.vnet.ibm.com
Wed Nov 22 12:38:57 UTC 2017


On Tue, Nov 21, 2017 at 05:42 PM +0100, Andrea Bolognani <abologna at redhat.com> wrote:
> Having a separate function for char device handling is better than
> adding even more code to qemuDomainDeviceDefPostParse().
>
> Signed-off-by: Andrea Bolognani <abologna at redhat.com>
> ---
>  src/qemu/qemu_domain.c | 57 ++++++++++++++++++++++++++++++--------------------
>  1 file changed, 34 insertions(+), 23 deletions(-)
>
> diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
> index cc7596bad..c6ba4079d 100644
> --- a/src/qemu/qemu_domain.c
> +++ b/src/qemu/qemu_domain.c
> @@ -4036,6 +4036,35 @@ qemuDomainControllerDefPostParse(virDomainControllerDefPtr cont,
>      return 0;
>  }
>
> +static int
> +qemuDomainChrDefPostParse(virDomainChrDefPtr chr,
> +                          const virDomainDef *def,
> +                          virQEMUDriverPtr driver,
> +                          unsigned int parseFlags)
> +{
> +    /* set the default console type for S390 arches */
> +    if (chr->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_CONSOLE &&
> +        chr->targetType == VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_NONE &&
> +        ARCH_IS_S390(def->os.arch)) {
> +        chr->targetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_VIRTIO;
> +    }
> +
> +    /* clear auto generated unix socket path for inactive definitions */
> +    if (parseFlags & VIR_DOMAIN_DEF_PARSE_INACTIVE) {
> +        if (qemuDomainChrDefDropDefaultPath(chr, driver) < 0)
> +            return -1;
> +
> +        /* For UNIX chardev if no path is provided we generate one.
> +         * This also implies that the mode is 'bind'. */
> +        if (chr->source &&
> +            chr->source->type == VIR_DOMAIN_CHR_TYPE_UNIX &&
> +            !chr->source->data.nix.path) {
> +            chr->source->data.nix.listen = true;
> +        }
> +    }
> +
> +    return 0;
> +}
>
>  static int
>  qemuDomainDeviceDefPostParse(virDomainDeviceDefPtr dev,
> @@ -4096,29 +4125,6 @@ qemuDomainDeviceDefPostParse(virDomainDeviceDefPtr dev,
>          }
>      }
>
> -    /* set the default console type for S390 arches */
> -    if (dev->type == VIR_DOMAIN_DEVICE_CHR &&
> -        dev->data.chr->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_CONSOLE &&
> -        dev->data.chr->targetType == VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_NONE &&
> -        ARCH_IS_S390(def->os.arch))
> -        dev->data.chr->targetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_VIRTIO;
> -
> -    /* clear auto generated unix socket path for inactive definitions */
> -    if ((parseFlags & VIR_DOMAIN_DEF_PARSE_INACTIVE) &&
> -        dev->type == VIR_DOMAIN_DEVICE_CHR) {
> -        virDomainChrDefPtr chr = dev->data.chr;
> -        if (qemuDomainChrDefDropDefaultPath(chr, driver) < 0)
> -            goto cleanup;
> -
> -        /* For UNIX chardev if no path is provided we generate one.
> -         * This also implies that the mode is 'bind'. */
> -        if (chr->source &&
> -            chr->source->type == VIR_DOMAIN_CHR_TYPE_UNIX &&
> -            !chr->source->data.nix.path) {
> -            chr->source->data.nix.listen = true;
> -        }
> -    }
> -
>      if (dev->type == VIR_DOMAIN_DEVICE_VIDEO) {
>          if (dev->data.video->type == VIR_DOMAIN_VIDEO_TYPE_DEFAULT) {
>              if ARCH_IS_PPC64(def->os.arch)
> @@ -4154,6 +4160,11 @@ qemuDomainDeviceDefPostParse(virDomainDeviceDefPtr dev,
>          qemuDomainShmemDefPostParse(dev->data.shmem) < 0)
>          goto cleanup;
>
> +    if (dev->type == VIR_DOMAIN_DEVICE_CHR &&
> +        qemuDomainChrDefPostParse(dev->data.chr, def, driver, parseFlags) < 0) {
> +        goto cleanup;
> +    }
> +
>      ret = 0;
>
>   cleanup:
> --
> 2.14.3
>
> --
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>

Reviewed-by: Marc Hartmayer <mhartmay at linux.vnet.ibm.com>

--
Beste Grüße / Kind regards
   Marc Hartmayer

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