Re: [PATCH] kvm: update eax documentation in signature cpuid

From: Takuya Yoshikawa
Date: Tue May 01 2012 - 09:24:26 EST


On Tue, 1 May 2012 16:06:11 +0300
"Michael S. Tsirkin" <mst@xxxxxxxxxx> wrote:

> Note that this value in ebx, ecx and edx corresponds to the string "KVMKVMKVM".
> +The value in eax corresponds to the maximim cpuid function present in this leaf,

maximum?

Takuya

> +and will be updated if more functions are added in the future.
> +Note also that old hosts set eax value to 0x0. This should
> +be interpreted as if the value was 0x40000001.
> This function queries the presence of KVM cpuid leafs.
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