Re: [PATCH v7 13/15] ACPI / processor: Add acpi_map_madt_entry().

From: Catalin Marinas
Date: Wed May 25 2016 - 10:42:38 EST


On Tue, May 24, 2016 at 03:35:43PM -0700, David Daney wrote:
> From: David Daney <david.daney@xxxxxxxxxx>
>
> Follow-on arm64 ACPI/NUMA patches need to map MADT entries very early
> (before kmalloc is usable).
>
> Add acpi_map_madt_entry() which, indirectly, uses
> early_memremap()/early_memunmap() to access the table and parse out
> the mpidr. The existing implementation of map_madt_entry() is
> modified to take a pointer to the MADT as a parameter and the callers
> adjusted.
>
> Signed-off-by: David Daney <david.daney@xxxxxxxxxx>

Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>