Messages in this thread Patch in this message | | | Subject | [PATCH v9 05/12] mm/hotplug: Kill is_dev_zone() usage in __remove_pages() | From | Dan Williams <> | Date | Wed, 05 Jun 2019 14:58:27 -0700 |
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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 <mhocko@suse.com> Cc: Logan Gunthorpe <logang@deltatee.com> Cc: Pavel Tatashin <pasha.tatashin@soleen.com> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Oscar Salvador <osalvador@suse.de> Signed-off-by: Dan Williams <dan.j.williams@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 647859a1d119..4b882c57781a 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -535,11 +535,8 @@ 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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