The zone type check was a leftover from the cleanup that plumbed altmap
through the memory hotplug path, i.e. commit da024512a1fa "mm: pass the
vmem_altmap to arch_remove_memory and __remove_pages".
Cc: Michal Hocko <mho...@suse.com>
Cc: Logan Gunthorpe <log...@deltatee.com>
Cc: David Hildenbrand <da...@redhat.com>
Signed-off-by: Dan Williams <dan.j.willi...@intel.com>
---
mm/memory_hotplug.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 0d379da0f1a8..108380e20d8f 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -544,11 +544,8 @@ void __remove_pages(struct zone *zone, unsigned long
phys_start_pfn,
unsigned long map_offset = 0;
int sections_to_remove;
- /* In the ZONE_DEVICE case device driver owns the memory region */
- if (is_dev_zone(zone)) {
- if (altmap)
- map_offset = vmem_altmap_offset(altmap);
- }
+ if (altmap)
+ map_offset = vmem_altmap_offset(altmap);
clear_zone_contiguous(zone);
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