Re: [kvm-devel] [PATCH] Handle vma regions with no backing page (v3)

[Avi K. <av...@qu...>]

Anthony Liguori wrote:
> This patch allows VMA's that contain no backing page to be used for guest
> memory.  This is a drop-in replacement for Ben-Ami's first page in his direct
> mmio series.  Here, we continue to allow mmio pages to be represented in the
> rmap.
>
> Since v1, I've taken into account Andrea's suggestions at using VM_PFNMAP
> instead of VM_IO and changed the BUG_ON to a return of bad_page.
>
> Since v2, I've incorporated comments from Avi about returning bad_page instead
> of NULL and fixed a typo spotted by Muli.
>
>   

Applied, thanks.

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.