ping
>
> ping the series
>
> >
> > Allows to remove _SpiceUsbDevice structure.
> > _SpiceUsbDevice is only caching this value from SpiceUsbBackendDevice.
> >
> > Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> > ---
> > src/usb-backend.c | 9 +++++++++
> > 1 file changed, 9 insertions(+)
> >
> > diff --git a/src/usb-backend.c b/src/usb-backend.c
> > index 9ac8595c..7e0e4a8a 100644
> > --- a/src/usb-backend.c
> > +++ b/src/usb-backend.c
> > @@ -50,6 +50,8 @@ struct _SpiceUsbBackendDevice
> > gint ref_count;
> > SpiceUsbBackendChannel *attached_to;
> > UsbDeviceInformation device_info;
> > + uint8_t cached_isochronous_valid : 1;
> > + uint8_t cached_isochronous : 1;
> > };
> >
> > struct _SpiceUsbBackend
> > @@ -341,6 +343,10 @@ gboolean
> > spice_usb_backend_device_isoch(SpiceUsbBackendDevice *dev)
> > gint i, j, k;
> > int rc;
> >
> > + if (dev->cached_isochronous_valid) {
> > + return dev->cached_isochronous;
> > + }
> > +
> > g_return_val_if_fail(libdev != NULL, 0);
> >
> > rc = libusb_get_active_config_descriptor(libdev, &conf_desc);
> > @@ -362,6 +368,9 @@ gboolean
> > spice_usb_backend_device_isoch(SpiceUsbBackendDevice *dev)
> > }
> > }
> >
> > + dev->cached_isochronous_valid = TRUE;
> > + dev->cached_isochronous = isoc_found;
> > +
> > libusb_free_config_descriptor(conf_desc);
> > return isoc_found;
> > }
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