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mm: pass the vmem_altmap to memmap_init_zone

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Pass the vmem_altmap two levels down instead of needing a lookup.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Christoph Hellwig
2017-12-29 08:53:57 +01:00
committed by Dan Williams
parent 24b6d41643
commit a99583e780
7 changed files with 18 additions and 16 deletions
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9
mm/memory_hotplug.c
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@@ -798,8 +798,8 @@ static void __meminit resize_pgdat_range(struct pglist_data *pgdat, unsigned lon
pgdat->node_spanned_pages = max(start_pfn + nr_pages, old_end_pfn) - pgdat->node_start_pfn;
}
void __ref move_pfn_range_to_zone(struct zone *zone,
unsigned long start_pfn, unsigned long nr_pages)
void __ref move_pfn_range_to_zone(struct zone *zone, unsigned long start_pfn,
unsigned long nr_pages, struct vmem_altmap *altmap)
{
struct pglist_data *pgdat = zone->zone_pgdat;
int nid = pgdat->node_id;
@@ -824,7 +824,8 @@ void __ref move_pfn_range_to_zone(struct zone *zone,
* expects the zone spans the pfn range. All the pages in the range
* are reserved so nobody should be touching them so we should be safe
*/
memmap_init_zone(nr_pages, nid, zone_idx(zone), start_pfn, MEMMAP_HOTPLUG);
memmap_init_zone(nr_pages, nid, zone_idx(zone), start_pfn,
MEMMAP_HOTPLUG, altmap);
set_zone_contiguous(zone);
}
@@ -896,7 +897,7 @@ static struct zone * __meminit move_pfn_range(int online_type, int nid,
struct zone *zone;
zone = zone_for_pfn_range(online_type, nid, start_pfn, nr_pages);
move_pfn_range_to_zone(zone, start_pfn, nr_pages);
move_pfn_range_to_zone(zone, start_pfn, nr_pages, NULL);
return zone;
}