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Re: [Xen-devel] [PATCH] ACPI/APEI: fix ERST MOVE_DATA instruction implementation

>>> On 17.10.12 at 14:07, Keir Fraser <keir@xxxxxxx> wrote:
> On 17/10/2012 12:53, "Jan Beulich" <JBeulich@xxxxxxxx> wrote:
>> Before anyone asks - yes, I have added to my todo list to put in
>> place a proper ioremap() for x86. But since I'm under some time
>> pressure right now, this was the faster route to something that
>> can be committed to see whether the regression goes away.
> That's good as we'll need it for >4kB per-VCPU stacks (even if we only need
> 4kB VCPU stacks, we'll want a guard page too).

But why would you want to do that via ioremap()?


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