From: Andi Kleen <ak@suse.de>
Date: Tue, 13 Feb 2007 12:26:26 +0000 (+0100)
Subject: [PATCH] x86-64: Remove mk_pte_phys()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=126b1922367fbe5513daa675a2abd13ed3917f4e;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[PATCH] x86-64: Remove mk_pte_phys()

- Convert last user to pfn_pte
- Remove mk_pte_phys

Suggested by Jan Beulich

Signed-off-by: Andi Kleen <ak@suse.de>
---

diff --git a/arch/x86_64/mm/pageattr.c b/arch/x86_64/mm/pageattr.c
index ccb91dd996a9..65c5eaa59905 100644
--- a/arch/x86_64/mm/pageattr.c
+++ b/arch/x86_64/mm/pageattr.c
@@ -107,6 +107,7 @@ static void revert_page(unsigned long address, pgprot_t ref_prot)
 	pud_t *pud;
 	pmd_t *pmd;
 	pte_t large_pte;
+	unsigned long pfn;
 
 	pgd = pgd_offset_k(address);
 	BUG_ON(pgd_none(*pgd));
@@ -114,7 +115,8 @@ static void revert_page(unsigned long address, pgprot_t ref_prot)
 	BUG_ON(pud_none(*pud));
 	pmd = pmd_offset(pud, address);
 	BUG_ON(pmd_val(*pmd) & _PAGE_PSE);
-	large_pte = mk_pte_phys(__pa(address) & LARGE_PAGE_MASK, ref_prot);
+	pfn = (__pa(address) & LARGE_PAGE_MASK) >> PAGE_SHIFT;
+	large_pte = pfn_pte(pfn, ref_prot);
 	large_pte = pte_mkhuge(large_pte);
 	set_pte((pte_t *)pmd, large_pte);
 }      
diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h
index 59901c690a0d..730bd6028416 100644
--- a/include/asm-x86_64/pgtable.h
+++ b/include/asm-x86_64/pgtable.h
@@ -359,15 +359,6 @@ static inline int pmd_large(pmd_t pte) {
 #define mk_pte(page, pgprot)	pfn_pte(page_to_pfn(page), (pgprot))
 #define mk_pte_huge(entry) (pte_val(entry) |= _PAGE_PRESENT | _PAGE_PSE)
  
-/* physical address -> PTE */
-static inline pte_t mk_pte_phys(unsigned long physpage, pgprot_t pgprot)
-{ 
-	pte_t pte;
-	pte_val(pte) = physpage | pgprot_val(pgprot); 
-	pte_val(pte) &= __supported_pte_mask;
-	return pte; 
-}
- 
 /* Change flags of a PTE */
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {