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-rw-r--r--mm/page_alloc.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index e75865d58ba7..e2ef1c17942f 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -32,7 +32,6 @@
#include <linux/slab.h>
#include <linux/ratelimit.h>
#include <linux/oom.h>
-#include <linux/notifier.h>
#include <linux/topology.h>
#include <linux/sysctl.h>
#include <linux/cpu.h>
@@ -6194,17 +6193,6 @@ static unsigned long __init calc_memmap_size(unsigned long spanned_pages,
return PAGE_ALIGN(pages * sizeof(struct page)) >> PAGE_SHIFT;
}
-#ifdef CONFIG_NUMA_BALANCING
-static void pgdat_init_numabalancing(struct pglist_data *pgdat)
-{
- spin_lock_init(&pgdat->numabalancing_migrate_lock);
- pgdat->numabalancing_migrate_nr_pages = 0;
- pgdat->numabalancing_migrate_next_window = jiffies;
-}
-#else
-static void pgdat_init_numabalancing(struct pglist_data *pgdat) {}
-#endif
-
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
static void pgdat_init_split_queue(struct pglist_data *pgdat)
{
@@ -6229,7 +6217,6 @@ static void __meminit pgdat_init_internals(struct pglist_data *pgdat)
{
pgdat_resize_init(pgdat);
- pgdat_init_numabalancing(pgdat);
pgdat_init_split_queue(pgdat);
pgdat_init_kcompactd(pgdat);
@@ -7709,6 +7696,10 @@ bool has_unmovable_pages(struct zone *zone, struct page *page, int count,
* handle each tail page individually in migration.
*/
if (PageHuge(page)) {
+
+ if (!hugepage_migration_supported(page_hstate(page)))
+ goto unmovable;
+
iter = round_up(iter + 1, 1<<compound_order(page)) - 1;
continue;
}