aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-x86_64/pgtable.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-x86_64/pgtable.h')
-rw-r--r--include/asm-x86_64/pgtable.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h
index 7309fffeec9a..ecf58c7c1650 100644
--- a/include/asm-x86_64/pgtable.h
+++ b/include/asm-x86_64/pgtable.h
@@ -16,6 +16,7 @@ extern pud_t level3_physmem_pgt[512];
16extern pud_t level3_ident_pgt[512]; 16extern pud_t level3_ident_pgt[512];
17extern pmd_t level2_kernel_pgt[512]; 17extern pmd_t level2_kernel_pgt[512];
18extern pgd_t init_level4_pgt[]; 18extern pgd_t init_level4_pgt[];
19extern pgd_t boot_level4_pgt[];
19extern unsigned long __supported_pte_mask; 20extern unsigned long __supported_pte_mask;
20 21
21#define swapper_pg_dir init_level4_pgt 22#define swapper_pg_dir init_level4_pgt
@@ -247,7 +248,7 @@ static inline unsigned long pud_bad(pud_t pud)
247#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) /* FIXME: is this 248#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) /* FIXME: is this
248 right? */ 249 right? */
249#define pte_page(x) pfn_to_page(pte_pfn(x)) 250#define pte_page(x) pfn_to_page(pte_pfn(x))
250#define pte_pfn(x) ((pte_val(x) >> PAGE_SHIFT) & __PHYSICAL_MASK) 251#define pte_pfn(x) ((pte_val(x) & __PHYSICAL_MASK) >> PAGE_SHIFT)
251 252
252static inline pte_t pfn_pte(unsigned long page_nr, pgprot_t pgprot) 253static inline pte_t pfn_pte(unsigned long page_nr, pgprot_t pgprot)
253{ 254{
@@ -354,7 +355,7 @@ static inline pud_t *__pud_offset_k(pud_t *pud, unsigned long address)
354#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) 355#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0)
355#define pmd_bad(x) ((pmd_val(x) & (~PTE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE ) 356#define pmd_bad(x) ((pmd_val(x) & (~PTE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE )
356#define pfn_pmd(nr,prot) (__pmd(((nr) << PAGE_SHIFT) | pgprot_val(prot))) 357#define pfn_pmd(nr,prot) (__pmd(((nr) << PAGE_SHIFT) | pgprot_val(prot)))
357#define pmd_pfn(x) ((pmd_val(x) >> PAGE_SHIFT) & __PHYSICAL_MASK) 358#define pmd_pfn(x) ((pmd_val(x) & __PHYSICAL_MASK) >> PAGE_SHIFT)
358 359
359#define pte_to_pgoff(pte) ((pte_val(pte) & PHYSICAL_PAGE_MASK) >> PAGE_SHIFT) 360#define pte_to_pgoff(pte) ((pte_val(pte) & PHYSICAL_PAGE_MASK) >> PAGE_SHIFT)
360#define pgoff_to_pte(off) ((pte_t) { ((off) << PAGE_SHIFT) | _PAGE_FILE }) 361#define pgoff_to_pte(off) ((pte_t) { ((off) << PAGE_SHIFT) | _PAGE_FILE })