Re: [PATCH v4 4/8] mm/memory_hotplug: Poison memmap in remove_pfn_range_from_zone()

From: Aneesh Kumar K.V
Date: Thu Sep 26 2019 - 05:11:27 EST


David Hildenbrand <david@xxxxxxxxxx> writes:
@@ -134,11 +134,12 @@ void memunmap_pages(struct dev_pagemap *pgmap)

> mem_hotplug_begin();
> + remove_pfn_range_from_zone(page_zone(pfn_to_page(pfn)), pfn,
> + PHYS_PFN(resource_size(res)));

That should be part of PATCH 3?

> if (pgmap->type == MEMORY_DEVICE_PRIVATE) {
> - pfn = PHYS_PFN(res->start);
> __remove_pages(pfn, PHYS_PFN(resource_size(res)), NULL);
> } else {
> arch_remove_memory(nid, res->start, resource_size(res),
> --
> 2.21.0

-aneesh