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Re: [Qemu-devel] [PATCH v3 3/2] smbios: Decouple system product from QEM


From: Michael S. Tsirkin
Subject: Re: [Qemu-devel] [PATCH v3 3/2] smbios: Decouple system product from QEMUMachine
Date: Thu, 31 Oct 2013 08:16:32 +0200

On Thu, Oct 31, 2013 at 06:51:50AM +0100, Markus Armbruster wrote:
> Michael Tsirkin doesn't trust us to keep values of QEMUMachine member
> product stable in the future.  Use copies instead, and in a way that
> makes it obvious that they're guest ABI.
> 
> Note that we can be trusted to keep values of member name, because
> that has always been ABI.
> 
> Signed-off-by: Markus Armbruster <address@hidden>

Nice and clean. Thanks!

Reviewed-by: Michael S. Tsirkin <address@hidden>

> ---
>  hw/i386/pc_piix.c | 3 ++-
>  hw/i386/pc_q35.c  | 3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
> index 417ad33..1ffa1ac 100644
> --- a/hw/i386/pc_piix.c
> +++ b/hw/i386/pc_piix.c
> @@ -127,7 +127,8 @@ static void pc_init1(QEMUMachineInitArgs *args,
>      guest_info->has_pci_info = has_pci_info;
>      guest_info->isapc_ram_fw = !pci_enabled;
>      if (smbios_type1_defaults) {
> -        smbios_set_type1_defaults("QEMU", args->machine->desc,
> +        /* These values are guest ABI, do not change */
> +        smbios_set_type1_defaults("QEMU", "Standard PC (i440FX + PIIX, 
> 1996)",
>                                    args->machine->name);
>      }
>  
> diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
> index 9e3213f..0dc75c1 100644
> --- a/hw/i386/pc_q35.c
> +++ b/hw/i386/pc_q35.c
> @@ -114,7 +114,8 @@ static void pc_q35_init(QEMUMachineInitArgs *args)
>      guest_info->has_pci_info = has_pci_info;
>      guest_info->isapc_ram_fw = false;
>      if (smbios_type1_defaults) {
> -        smbios_set_type1_defaults("QEMU", args->machine->desc,
> +        /* These values are guest ABI, do not change */
> +        smbios_set_type1_defaults("QEMU", "Standard PC (Q35 + ICH9, 2009)",
>                                    args->machine->name);
>      }
>  
> -- 
> 1.8.1.4
> 



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