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Re: [Qemu-devel] [PATCH 6/6] kvm: Fix dirty tracking with large kernel p


From: Benjamin Herrenschmidt
Subject: Re: [Qemu-devel] [PATCH 6/6] kvm: Fix dirty tracking with large kernel page size
Date: Mon, 05 Mar 2012 08:17:28 +1100

On Sun, 2012-03-04 at 17:46 +0100, Andreas Färber wrote:
> Except for ppcemb-softmmu (1k), which is irrelevant for KVM AFAIU.
> 
> Maybe just add an assert and be done with it?

Well, my patch should work anyway, as long as getpagesize() returns a
higher power of two.

The case that wouldn't work (but also doesn't exist) is getpagesize() <
TARGET_PAGE_SIZE.

> For the record, I am hoping to get rid of some of those cpu.h defines
> in a later stage of QOM'ification.

Cheers,
Ben.





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