[PATCH 1/3] powerpc/47x: allow kernel to be loaded in higher physical memory

Josh Boyer jwboyer at linux.vnet.ibm.com
Tue Jul 12 23:27:11 EST 2011

On Tue, Jul 5, 2011 at 2:18 AM, Suzuki Poulose <suzuki at in.ibm.com> wrote:
> On 07/05/11 10:06, Tony Breeds wrote:
>> From: Dave Kleikamp<shaggy at linux.vnet.ibm.com>
>> The 44x code (which is shared by 47x) assumes the available physical
>> memory
>> begins at 0x00000000.  This is not necessarily the case in an AMP
>> environment.
>> Support CONFIG_RELOCATABLE for 476 in order to allow the kernel to be
>> loaded into a higher memory range.
> I think the code assumes, the kernel is loaded in 256M aligned page. You may
> want to mention that in the description here.

Suzie, do you have any other concerns with this code in regards to
your kexec/kdump work for 4xx?  It seems fairly self-contained to me,
so I'd like to apply it but I want to make sure it is not going to
majorly conflict with the work you're doing.


More information about the Linuxppc-dev mailing list