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-rw-r--r--include/linux/hugetlb.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index b857fc8cc2ec..5f539f985e2a 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -466,7 +466,11 @@ extern int dissolve_free_huge_pages(unsigned long start_pfn,
static inline bool hugepage_migration_supported(struct hstate *h)
{
#ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION
- return huge_page_shift(h) == PMD_SHIFT;
+ if ((huge_page_shift(h) == PMD_SHIFT) ||
+ (huge_page_shift(h) == PGDIR_SHIFT))
+ return true;
+ else
+ return false;
#else
return false;
#endif
@@ -518,6 +522,11 @@ struct hstate {};
#define vma_mmu_pagesize(v) PAGE_SIZE
#define huge_page_order(h) 0
#define huge_page_shift(h) PAGE_SHIFT
+static inline bool hstate_is_gigantic(struct hstate *h)
+{
+ return false;
+}
+
static inline unsigned int pages_per_huge_page(struct hstate *h)
{
return 1;