[PATCH] mm/hotplug: Enable runtime update of memmap_on_memory parameter

David Hildenbrand david at redhat.com
Tue Jul 25 03:46:01 AEST 2023

On 24.07.23 19:31, Andrew Morton wrote:
> On Fri, 21 Jul 2023 18:49:50 +0530 "Aneesh Kumar K.V" <aneesh.kumar at linux.ibm.com> wrote:
>> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar at linux.ibm.com>
>> ---
>> This is dependent on patches posted at
>> https://lore.kernel.org/linux-mm/20230718024409.95742-1-aneesh.kumar@linux.ibm.com/
> It appears that the above-linked series is to be updated, so
> would it be appropriate to append this patch to that series?
> If not, please resend this once the above-linked series has landed
> in mm-unstable, thanks.

Yes, let's include that patch in that series.

In general, LGTM. Toggling it at runtime, however, makes it harder for a 
driver to stabilize on the value. In the context of virtio-mem this 
would get important (once supporting memmap_on_memory).


David / dhildenb

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