thp: add HPAGE_PMD_* definitions for !CONFIG_TRANSPARENT_HUGEPAGE

[can-eth-gw-linux.git] / mm / pgtable-generic.c

diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c
index eb663fb533e06f45305ac0b348b2365ecb1615bb..5a74fea182f152bd2fee6182e6b06f1dbaa4f922 100644 (file)
--- a/mm/pgtable-generic.c
+++ b/mm/pgtable-generic.c
@@ -70,10 +70,11 @@ int pmdp_clear_flush_young(struct vm_area_struct *vma,
                           unsigned long address, pmd_t *pmdp)
 {
        int young;
-#ifndef CONFIG_TRANSPARENT_HUGEPAGE
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+       VM_BUG_ON(address & ~HPAGE_PMD_MASK);
+#else
        BUG();
 #endif /* CONFIG_TRANSPARENT_HUGEPAGE */
-       VM_BUG_ON(address & ~HPAGE_PMD_MASK);
        young = pmdp_test_and_clear_young(vma, address, pmdp);
        if (young)
                flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE);