diff options
| author | Christoph Hellwig <hch@lst.de> | 2017-12-29 08:53:57 +0100 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2018-01-08 11:46:23 -0800 |
| commit | a99583e780c751003ac9c0105eec9a3b23ec3bc4 (patch) | |
| tree | 084c7a60723639f7e9d61509f843b6eea0f70fb0 /mm | |
| parent | 24b6d4164348370c6b6a58b4248babd85ff9e982 (diff) | |
| download | op-kernel-dev-a99583e780c751003ac9c0105eec9a3b23ec3bc4.zip op-kernel-dev-a99583e780c751003ac9c0105eec9a3b23ec3bc4.tar.gz | |
mm: pass the vmem_altmap to memmap_init_zone
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>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/hmm.c | 2 | ||||
| -rw-r--r-- | mm/memory_hotplug.c | 9 | ||||
| -rw-r--r-- | mm/page_alloc.c | 6 |
3 files changed, 9 insertions, 8 deletions
@@ -942,7 +942,7 @@ static int hmm_devmem_pages_create(struct hmm_devmem *devmem) } move_pfn_range_to_zone(&NODE_DATA(nid)->node_zones[ZONE_DEVICE], align_start >> PAGE_SHIFT, - align_size >> PAGE_SHIFT); + align_size >> PAGE_SHIFT, NULL); mem_hotplug_done(); for (pfn = devmem->pfn_first; pfn < devmem->pfn_last; pfn++) { diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index a8dde97..12df8a5 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -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; } diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 7e5e775..1748dd4 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5314,9 +5314,9 @@ void __ref build_all_zonelists(pg_data_t *pgdat) * done. Non-atomic initialization, single-pass. */ void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone, - unsigned long start_pfn, enum memmap_context context) + unsigned long start_pfn, enum memmap_context context, + struct vmem_altmap *altmap) { - struct vmem_altmap *altmap = to_vmem_altmap(__pfn_to_phys(start_pfn)); unsigned long end_pfn = start_pfn + size; pg_data_t *pgdat = NODE_DATA(nid); unsigned long pfn; @@ -5417,7 +5417,7 @@ static void __meminit zone_init_free_lists(struct zone *zone) #ifndef __HAVE_ARCH_MEMMAP_INIT #define memmap_init(size, nid, zone, start_pfn) \ - memmap_init_zone((size), (nid), (zone), (start_pfn), MEMMAP_EARLY) + memmap_init_zone((size), (nid), (zone), (start_pfn), MEMMAP_EARLY, NULL) #endif static int zone_batchsize(struct zone *zone) |
