Re: [RFC PATCH 0/3] allow fallback to swiotlb on hw iommu init failures

[Andi Kleen]

Chris Wright <chrisw@xxxxxxxxxxxx> writes:

> This short series gives us the ability to allocate the swiotlb and then
> conditionally free it if we discover it isn't needed.  This allows us to
> put swiotlb to use when the hw iommu fails to initialize properly.
>
> This needs some changes to the bootmem allocator to give the ability to
> free reserved bootmem directly to the page allocator after bootmem is
> torn down.

You forgot to state what motivated you to that change?

-Andi

-- 
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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