x86/paravirt: Remove no longer used paravirt functions

[mirror_ubuntu-bionic-kernel.git] / arch / x86 / include / asm / pgtable.h

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 5b4c44d419c55cafbafbddc8562e5c4b8d074c29..b714934512b391905ed37400b6acb37ce6529ca2 100644 (file)
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -55,8 +55,6 @@ extern pmdval_t early_pmd_flags;
 #else  /* !CONFIG_PARAVIRT */
 #define set_pte(ptep, pte)             native_set_pte(ptep, pte)
 #define set_pte_at(mm, addr, ptep, pte)        native_set_pte_at(mm, addr, ptep, pte)
-#define set_pmd_at(mm, addr, pmdp, pmd)        native_set_pmd_at(mm, addr, pmdp, pmd)
-#define set_pud_at(mm, addr, pudp, pud)        native_set_pud_at(mm, addr, pudp, pud)
 
 #define set_pte_atomic(ptep, pte)                                      \
        native_set_pte_atomic(ptep, pte)
@@ -87,8 +85,6 @@ extern pmdval_t early_pmd_flags;
 #define pte_clear(mm, addr, ptep)      native_pte_clear(mm, addr, ptep)
 #define pmd_clear(pmd)                 native_pmd_clear(pmd)
 
-#define pte_update(mm, addr, ptep)              do { } while (0)
-
 #define pgd_val(x)     native_pgd_val(x)
 #define __pgd(x)       native_make_pgd(x)
 
@@ -979,31 +975,18 @@ static inline void native_set_pte_at(struct mm_struct *mm, unsigned long addr,
        native_set_pte(ptep, pte);
 }
 
-static inline void native_set_pmd_at(struct mm_struct *mm, unsigned long addr,
-                                    pmd_t *pmdp , pmd_t pmd)
+static inline void set_pmd_at(struct mm_struct *mm, unsigned long addr,
+                             pmd_t *pmdp, pmd_t pmd)
 {
        native_set_pmd(pmdp, pmd);
 }
 
-static inline void native_set_pud_at(struct mm_struct *mm, unsigned long addr,
-                                    pud_t *pudp, pud_t pud)
+static inline void set_pud_at(struct mm_struct *mm, unsigned long addr,
+                             pud_t *pudp, pud_t pud)
 {
        native_set_pud(pudp, pud);
 }
 
-#ifndef CONFIG_PARAVIRT
-/*
- * Rules for using pte_update - it must be called after any PTE update which
- * has not been done using the set_pte / clear_pte interfaces.  It is used by
- * shadow mode hypervisors to resynchronize the shadow page tables.  Kernel PTE
- * updates should either be sets, clears, or set_pte_atomic for P->P
- * transitions, which means this hook should only be called for user PTEs.
- * This hook implies a P->P protection or access change has taken place, which
- * requires a subsequent TLB flush.
- */
-#define pte_update(mm, addr, ptep)             do { } while (0)
-#endif
-
 /*
  * We only update the dirty/accessed state if we set
  * the dirty bit by hand in the kernel, since the hardware
@@ -1031,7 +1014,6 @@ static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
                                       pte_t *ptep)
 {
        pte_t pte = native_ptep_get_and_clear(ptep);
-       pte_update(mm, addr, ptep);
        return pte;
 }
 
@@ -1058,7 +1040,6 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm,
                                      unsigned long addr, pte_t *ptep)
 {
        clear_bit(_PAGE_BIT_RW, (unsigned long *)&ptep->pte);
-       pte_update(mm, addr, ptep);
 }
 
 #define flush_tlb_fix_spurious_fault(vma, address) do { } while (0)