Re: [PATCH 1/1] kvm: bios: make MMIO address page aligned in guest

[Avi Kivity <avi@redhat.com>]

Han, Weidong wrote:
> MMIO of some devices are not page aligned, such as some EHCI
> controllers and virtual Realtek NIC in guest. Current guest
> bios doesn't guarantee the start address of MMIO page aligned.
> This may result in failure of device assignment, because KVM
> only allow to register page aligned memory slots. For example,
> it fails to assign EHCI controller (its MMIO size is 1KB) with
> virtual Realtek NIC (its MMIO size is 256Bytes), because MMIO
> of virtual Realtek NIC in guest starts from 0xf2001000, MMIO of
> the EHCI controller will starts from 0xf2001400.
>
> MMIO addresses in guest are allocated in guest bios. This patch
> makes MMIO address page aligned in bios, then fixes the issue.
>
>   

Applied, thanks.

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