On 2012/12/01 04:26, Daniel P. Berrange wrote:
> From: "Daniel P. Berrange" <[email protected]>
>
> Wire up the attach/detach device drivers in LXC to support the
> hotplug/unplug of USB host devices.
>
> Signed-off-by: Daniel P. Berrange <[email protected]>
> ---
> src/lxc/lxc_driver.c | 332
> +++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 332 insertions(+)
>
[...]
> static int
> +lxcDomainDetachDeviceHostdevUSBLive(virLXCDriverPtr driver,
> + virDomainObjPtr vm,
> + virDomainDeviceDefPtr dev)
> +{
> + virLXCDomainObjPrivatePtr priv = vm->privateData;
> + virDomainHostdevDefPtr def = NULL;
> + virCgroupPtr group = NULL;
> + int idx, ret = -1;
> + char *dst = NULL;
> + char *vroot = NULL;
> + usbDevice *usb = NULL;
> +
> + if (!priv->initpid) {
No need,already checked in lxcDomainDetachDeviceHostdevLive
> + virReportError(VIR_ERR_OPERATION_INVALID, "%s",
> + _("Cannot attach hostdev until init PID is known"));
> + goto cleanup;
> + }
> +
[...]
> +static int
> +lxcDomainDetachDeviceHostdevLive(virLXCDriverPtr driver,
> + virDomainObjPtr vm,
> + virDomainDeviceDefPtr dev)
> +{
> + virLXCDomainObjPrivatePtr priv = vm->privateData;
> +
> + if (!priv->initpid) {
> + virReportError(VIR_ERR_OPERATION_INVALID, "%s",
> + _("Cannot attach hostdev until init PID is known"));
> + return -1;
> + }
> +
ACK
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