Re: [Qemu-devel] [PATCH 1/2] piix: use type-safe cast instead of directly access of parent dev

["Andreas Färber" <afaerber@suse.de>]

Hi,

Am 14.06.2013 08:49, schrieb Hu Tao:
> Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
> ---
>  hw/pci-host/piix.c | 11 +++++++----
>  1 file changed, 7 insertions(+), 4 deletions(-)
> 
> diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c
> index f9e68c3..ba9a8f0 100644
> --- a/hw/pci-host/piix.c
> +++ b/hw/pci-host/piix.c
> @@ -121,22 +121,24 @@ static int pci_slot_get_pirq(PCIDevice *pci_dev, int pci_intx)
>  static void i440fx_update_memory_mappings(PCII440FXState *d)
>  {
>      int i;
> +    PCIDevice *pd = PCI_DEVICE(d);
>  
>      memory_region_transaction_begin();
>      for (i = 0; i < 13; i++) {
>          pam_update(&d->pam_regions[i], i,
> -                   d->dev.config[I440FX_PAM + ((i + 1) / 2)]);
> +                   pd->config[I440FX_PAM + ((i + 1) / 2)]);
[snip]

These two patches will likely conflict with Peter C.'s recent PCI
patchset doing the same thing.

They look okay, although in one case changing to "dev" variable will
force yet another change when later switching to QOM realize with
DeviceState *dev.

Regards,
Andreas

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