Re: [PATCH v8 3/3] mm: reinititalise user and admin reserves ifmemory is added or removed

From: Andrew Shewmaker
Date: Tue Apr 09 2013 - 20:11:31 EST


On Tue, Apr 9, 2013 at 6:05 PM, Simon Jeons <simon.jeons@xxxxxxxxx> wrote:
> Hi Andrew,
>
> On 04/10/2013 07:56 AM, Andrew Shewmaker wrote:
>>
>> On Tue, Apr 9, 2013 at 4:19 PM, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
>> wrote:
>>>
>>> On Mon, 8 Apr 2013 17:00:40 -0400 Andrew Shewmaker <agshew@xxxxxxxxx>
>>> wrote:
>>>
>>>> Should I add the memory notifier code to mm/nommu.c too?
>>>> I'm guessing that if a system doesn't have an mmu that it also
>>>> won't be hotplugging memory.
>>>
>>> I doubt if we need to worry about memory hotplug on nommu machines,
>>> so just do the minimum which is required to get nommu to compile
>>> and link. That's probably "nothing".
>>
>> I haven't gotten myself set up to compile a nommu architecture, so I'll
>> post
>> my next version, and work on verifying it compiles and links later. But I
>> I probably won't be able to get to that for a week and a half ... I'm
>> leaving
>> on my honeymoon in the next couple days :)
>
>
> How to compile a nommu architecture? just config in menu config or a
> physical machine?

I was going to set up a qemu arm guest. Please, anyone, let me know if
there's an easier way to test nommu builds on x86.
--
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/