Re: [Xen-devel] PATCH: console.c: use ioremap instead of __va to map video memory

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 14 Apr 2006, at 15:46, Muli Ben-Yehuda wrote:

> The comment in asm-x86/io.h says "we don't need a real ioremap on
> Xen/x86", but I think we do need it for the IOMMU work on x86-64,
> since the hypervisor will need to map the IOMMU's internal register
> area for things like cache flushing. Is there a fundamental objection
> to a real ioremap for x86?
No, it got removed as it wasn't used, but it can easily be added back. 
It's particularly easy since we probably don't need iounmap().
 -- Keir


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