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Re: [Xen-devel] [PATCH 08/32] piix4: rename some variables in realize function
- To: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>, qemu-devel@xxxxxxxxxx
- From: Thomas Huth <thuth@xxxxxxxxxx>
- Date: Thu, 17 Oct 2019 17:13:13 +0200
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- Cc: Laurent Vivier <lvivier@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Eduardo Habkost <ehabkost@xxxxxxxxxx>, kvm@xxxxxxxxxxxxxxx, Paul Durrant <paul@xxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, Markus Armbruster <armbru@xxxxxxxxxx>, Marcel Apfelbaum <marcel.apfelbaum@xxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>, Hervé Poussineau <hpoussin@xxxxxxxxxxx>, Aleksandar Markovic <amarkovic@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, Anthony Perard <anthony.perard@xxxxxxxxxx>, Igor Mammedov <imammedo@xxxxxxxxxx>, Aleksandar Rikalo <aleksandar.rikalo@xxxxxxxxx>, Aurelien Jarno <aurelien@xxxxxxxxxxx>, Richard Henderson <rth@xxxxxxxxxxx>
- Delivery-date: Thu, 17 Oct 2019 15:13:27 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Openpgp: preference=signencrypt
On 15/10/2019 18.26, Philippe Mathieu-Daudé wrote:
> From: Hervé Poussineau <hpoussin@xxxxxxxxxxx>
>
> PIIX4 structure is now 's'
> PCI device is now 'pci_dev'
> DeviceState is now 'dev'
Why? Just for the sake of it?
> Acked-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
> Acked-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> Signed-off-by: Hervé Poussineau <hpoussin@xxxxxxxxxxx>
> Message-Id: <20171216090228.28505-6-hpoussin@xxxxxxxxxxx>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
> ---
> hw/isa/piix4.c | 13 +++++++------
> 1 file changed, 7 insertions(+), 6 deletions(-)
>
> diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c
> index 3294056cd5..4202243e41 100644
> --- a/hw/isa/piix4.c
> +++ b/hw/isa/piix4.c
> @@ -88,16 +88,17 @@ static const VMStateDescription vmstate_piix4 = {
> }
> };
>
> -static void piix4_realize(PCIDevice *dev, Error **errp)
> +static void piix4_realize(PCIDevice *pci_dev, Error **errp)
> {
> - PIIX4State *d = PIIX4_PCI_DEVICE(dev);
> + DeviceState *dev = DEVICE(pci_dev);
> + PIIX4State *s = DO_UPCAST(PIIX4State, dev, pci_dev);
AFAIK we rather want to get rid of DO_UPCAST in the long run, so please
don't introduce new ones!
See:
https://lists.gnu.org/archive/html/qemu-devel/2015-10/msg05244.html
Unless there is a real need for the rename, I'd suggest to rather drop
this patch.
Thomas
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