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Diffstat (limited to 'mm')
-rw-r--r--mm/memory_hotplug.c17
-rw-r--r--mm/sparse.c3
2 files changed, 4 insertions, 16 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 0be83039c3b5..238a6712738e 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1088,7 +1088,7 @@ void adjust_present_page_count(struct page *page, struct memory_group *group,
}
int mhp_init_memmap_on_memory(unsigned long pfn, unsigned long nr_pages,
- struct zone *zone, bool mhp_off_inaccessible)
+ struct zone *zone)
{
unsigned long end_pfn = pfn + nr_pages;
int ret, i;
@@ -1097,15 +1097,6 @@ int mhp_init_memmap_on_memory(unsigned long pfn, unsigned long nr_pages,
if (ret)
return ret;
- /*
- * Memory block is accessible at this stage and hence poison the struct
- * pages now. If the memory block is accessible during memory hotplug
- * addition phase, then page poisining is already performed in
- * sparse_add_section().
- */
- if (mhp_off_inaccessible)
- page_init_poison(pfn_to_page(pfn), sizeof(struct page) * nr_pages);
-
move_pfn_range_to_zone(zone, pfn, nr_pages, NULL, MIGRATE_UNMOVABLE,
false);
@@ -1444,7 +1435,7 @@ static void remove_memory_blocks_and_altmaps(u64 start, u64 size)
}
static int create_altmaps_and_memory_blocks(int nid, struct memory_group *group,
- u64 start, u64 size, mhp_t mhp_flags)
+ u64 start, u64 size)
{
unsigned long memblock_size = memory_block_size_bytes();
u64 cur_start;
@@ -1460,8 +1451,6 @@ static int create_altmaps_and_memory_blocks(int nid, struct memory_group *group,
};
mhp_altmap.free = memory_block_memmap_on_memory_pages();
- if (mhp_flags & MHP_OFFLINE_INACCESSIBLE)
- mhp_altmap.inaccessible = true;
params.altmap = kmemdup(&mhp_altmap, sizeof(struct vmem_altmap),
GFP_KERNEL);
if (!params.altmap) {
@@ -1555,7 +1544,7 @@ int add_memory_resource(int nid, struct resource *res, mhp_t mhp_flags)
*/
if ((mhp_flags & MHP_MEMMAP_ON_MEMORY) &&
mhp_supports_memmap_on_memory()) {
- ret = create_altmaps_and_memory_blocks(nid, group, start, size, mhp_flags);
+ ret = create_altmaps_and_memory_blocks(nid, group, start, size);
if (ret)
goto error;
} else {
diff --git a/mm/sparse.c b/mm/sparse.c
index 17c50a6415c2..b5b2b6f7041b 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -951,8 +951,7 @@ int __meminit sparse_add_section(int nid, unsigned long start_pfn,
* Poison uninitialized struct pages in order to catch invalid flags
* combinations.
*/
- if (!altmap || !altmap->inaccessible)
- page_init_poison(memmap, sizeof(struct page) * nr_pages);
+ page_init_poison(memmap, sizeof(struct page) * nr_pages);
ms = __nr_to_section(section_nr);
set_section_nid(section_nr, nid);