aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/pgtable-3level.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/include/asm/pgtable-3level.h')
-rw-r--r--arch/x86/include/asm/pgtable-3level.h35
1 files changed, 0 insertions, 35 deletions
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index 447da43cddb3..3f13cdf61156 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -18,21 +18,6 @@
18 printk("%s:%d: bad pgd %p(%016Lx).\n", \ 18 printk("%s:%d: bad pgd %p(%016Lx).\n", \
19 __FILE__, __LINE__, &(e), pgd_val(e)) 19 __FILE__, __LINE__, &(e), pgd_val(e))
20 20
21static inline int pud_none(pud_t pud)
22{
23 return pud_val(pud) == 0;
24}
25
26static inline int pud_bad(pud_t pud)
27{
28 return (pud_val(pud) & ~(PTE_PFN_MASK | _KERNPG_TABLE | _PAGE_USER)) != 0;
29}
30
31static inline int pud_present(pud_t pud)
32{
33 return pud_val(pud) & _PAGE_PRESENT;
34}
35
36/* Rules for using set_pte: the pte being assigned *must* be 21/* Rules for using set_pte: the pte being assigned *must* be
37 * either not present or in a state where the hardware will 22 * either not present or in a state where the hardware will
38 * not attempt to update the pte. In places where this is 23 * not attempt to update the pte. In places where this is
@@ -120,15 +105,6 @@ static inline void pud_clear(pud_t *pudp)
120 write_cr3(pgd); 105 write_cr3(pgd);
121} 106}
122 107
123#define pud_page(pud) pfn_to_page(pud_val(pud) >> PAGE_SHIFT)
124
125#define pud_page_vaddr(pud) ((unsigned long) __va(pud_val(pud) & PTE_PFN_MASK))
126
127
128/* Find an entry in the second-level page table.. */
129#define pmd_offset(pud, address) ((pmd_t *)pud_page_vaddr(*(pud)) + \
130 pmd_index(address))
131
132#ifdef CONFIG_SMP 108#ifdef CONFIG_SMP
133static inline pte_t native_ptep_get_and_clear(pte_t *ptep) 109static inline pte_t native_ptep_get_and_clear(pte_t *ptep)
134{ 110{
@@ -145,17 +121,6 @@ static inline pte_t native_ptep_get_and_clear(pte_t *ptep)
145#define native_ptep_get_and_clear(xp) native_local_ptep_get_and_clear(xp) 121#define native_ptep_get_and_clear(xp) native_local_ptep_get_and_clear(xp)
146#endif 122#endif
147 123
148#define __HAVE_ARCH_PTE_SAME
149static inline int pte_same(pte_t a, pte_t b)
150{
151 return a.pte_low == b.pte_low && a.pte_high == b.pte_high;
152}
153
154static inline int pte_none(pte_t pte)
155{
156 return !pte.pte_low && !pte.pte_high;
157}
158
159/* 124/*
160 * Bits 0, 6 and 7 are taken in the low part of the pte, 125 * Bits 0, 6 and 7 are taken in the low part of the pte,
161 * put the 32 bits of offset into the high part. 126 * put the 32 bits of offset into the high part.