[PATCH v2 3/3] arm64/efi: efistub: don't abort if base of DRAM is occupied

Jon Masters jcm at redhat.com
Tue Sep 9 12:39:38 PDT 2014


On 08/20/2014 01:35 PM, Mark Rutland wrote:
> On Wed, Aug 20, 2014 at 06:10:57PM +0100, Matt Fleming wrote:
>> On Thu, 14 Aug, at 12:32:05PM, Mark Rutland wrote:
>>> On Wed, Jul 30, 2014 at 11:59:04AM +0100, Ard Biesheuvel wrote:
>>>> If we cannot relocate the kernel Image to its preferred offset of base of DRAM
>>>> plus TEXT_OFFSET, instead relocate it to the lowest available 2 MB boundary plus
>>>> TEXT_OFFSET. We may lose a bit of memory at the low end, but we can still
>>>> proceed normally otherwise.
>>>>
>>>> Signed-off-by: Ard Biesheuvel <ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A at public.gmane.org>
>>>> Acked-by: Mark Salter <msalter-H+wXaHxf7aLQT0dZR+AlfA at public.gmane.org>
>>>
>>> Acked-by: Mark Rutland <mark.rutland-5wv7dgnIgG8 at public.gmane.org>
>>
>> Ard, who's picking this up?
> 
> Will's already taken this into arm64/devel [1,2] with the intention of
> waiting for v3.18 [3]. Per Leif's comment [4] that might have to be
> bumped.

So what's the plan with this series? Waiting for 3.18? The problem is
that this patch series needs to be pulled for any platform with an EFI
firmware located at DRAM base (e.g. AMD Seattle) as was noted before.

Jon.




More information about the linux-arm-kernel mailing list