mm: migrate: check movability of hugepage in unmap_and_move_huge_page()

[thirdparty/kernel/stable.git] / arch / arm64 / mm / hugetlbpage.c

diff --git a/arch/arm64/mm/hugetlbpage.c b/arch/arm64/mm/hugetlbpage.c
index 2fc8258bab2df614ab51a0bf1ffb4a36a236ba41..5e9aec358306f0c13bdd0bb70758dde88be9e961 100644 (file)
--- a/arch/arm64/mm/hugetlbpage.c
+++ b/arch/arm64/mm/hugetlbpage.c
@@ -54,6 +54,11 @@ int pud_huge(pud_t pud)
        return !(pud_val(pud) & PUD_TABLE_BIT);
 }
 
+int pmd_huge_support(void)
+{
+       return 1;
+}
+
 static __init int setup_hugepagesz(char *opt)
 {
        unsigned long ps = memparse(opt, &opt);