Re: [patch 1/7 v2] Add function efi_remap_region for remapping tosaved virt address

From: Toshi Kani
Date: Fri Nov 15 2013 - 18:06:55 EST


On Tue, 2013-11-05 at 16:20 +0800, dyoung@xxxxxxxxxx wrote:
> Kexec kernel will use saved runtime virtual mapping, so add a
> new function efi_remap_region to remapping it directly without
> calculate the virt addr from efi_va.
>
> The md is passed in from 1st kernel, the virtual addr is
> saved in md->virt_addr.

:

> +/*
> + * kexec kernel will use efi_map_region_fixed to map efi
> + * runtime memory ranges. md->virt_addr is the original virtual
> + * address which had been mapped in kexec 1st kernel.
> + */
> +void __init efi_map_region_fixed(efi_memory_desc_t *md)

Can you simply use __map_region() instead of creating this function?
Both functions seem to do the same thing. (In __map_region(), size and
end are not used.)

Thanks,
-Toshi

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/