[PATCH -next v2 2/2] mm/debug_vm_pgtable: Remove redundant pfn_{pmd/pte}() and fix one comment mistake

[Shixin Liu]

v1->v2:
Remove redundant pfn_pte() and fold two patch to one.

Remove redundant pfn_{pmd/pte}() and fix one comment mistake.

Signed-off-by: Shixin Liu <liushix...@huawei.com>
---
 mm/debug_vm_pgtable.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/mm/debug_vm_pgtable.c b/mm/debug_vm_pgtable.c
index d3cf178621d9..e2f35db8ba69 100644
--- a/mm/debug_vm_pgtable.c
+++ b/mm/debug_vm_pgtable.c
@@ -91,7 +91,7 @@ static void __init pte_advanced_tests(struct mm_struct *mm,
                                      unsigned long pfn, unsigned long vaddr,
                                      pgprot_t prot)
 {
-       pte_t pte = pfn_pte(pfn, prot);
+       pte_t pte;
 
        /*
         * Architectures optimize set_pte_at by avoiding TLB flush.
@@ -185,7 +185,7 @@ static void __init pmd_advanced_tests(struct mm_struct *mm,
                                      unsigned long pfn, unsigned long vaddr,
                                      pgprot_t prot, pgtable_t pgtable)
 {
-       pmd_t pmd = pfn_pmd(pfn, prot);
+       pmd_t pmd;
 
        if (!has_transparent_hugepage())
                return;
@@ -300,7 +300,7 @@ static void __init pud_advanced_tests(struct mm_struct *mm,
                                      unsigned long pfn, unsigned long vaddr,
                                      pgprot_t prot)
 {
-       pud_t pud = pfn_pud(pfn, prot);
+       pud_t pud;
 
        if (!has_transparent_hugepage())
                return;
@@ -309,6 +309,7 @@ static void __init pud_advanced_tests(struct mm_struct *mm,
        /* Align the address wrt HPAGE_PUD_SIZE */
        vaddr = (vaddr & HPAGE_PUD_MASK) + HPAGE_PUD_SIZE;
 
+       pud = pfn_pud(pfn, prot);
        set_pud_at(mm, vaddr, pudp, pud);
        pudp_set_wrprotect(mm, vaddr, pudp);
        pud = READ_ONCE(*pudp);
@@ -742,12 +743,12 @@ static void __init pmd_swap_soft_dirty_tests(unsigned 
long pfn, pgprot_t prot)
        WARN_ON(!pmd_swp_soft_dirty(pmd_swp_mksoft_dirty(pmd)));
        WARN_ON(pmd_swp_soft_dirty(pmd_swp_clear_soft_dirty(pmd)));
 }
-#else  /* !CONFIG_ARCH_HAS_PTE_DEVMAP */
+#else  /* !CONFIG_TRANSPARENT_HUGEPAGE */
 static void __init pmd_soft_dirty_tests(unsigned long pfn, pgprot_t prot) { }
 static void __init pmd_swap_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
 {
 }
-#endif /* CONFIG_ARCH_HAS_PTE_DEVMAP */
+#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
 
 static void __init pte_swap_tests(unsigned long pfn, pgprot_t prot)
 {
-- 
2.25.1