Skip to content

Commit

Permalink
x86: unify pmd_page_vaddr
Browse files Browse the repository at this point in the history
Impact: cleanup

Unify and demacro pmd_page_vaddr.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
  • Loading branch information
Jeremy Fitzhardinge committed Feb 6, 2009
1 parent 3d081b1 commit 3ffb356
Show file tree
Hide file tree
Showing 3 changed files with 5 additions and 4 deletions.
5 changes: 5 additions & 0 deletions arch/x86/include/asm/pgtable.h
Original file line number Diff line number Diff line change
Expand Up @@ -468,6 +468,11 @@ static inline int pmd_none(pmd_t pmd)
return !(unsigned long)native_pmd_val(pmd);
}

static inline unsigned long pmd_page_vaddr(pmd_t pmd)
{
return (unsigned long)__va(pmd_val(pmd) & PTE_PFN_MASK);
}

#if PAGETABLE_LEVELS > 2
static inline int pud_present(pud_t pud)
{
Expand Down
3 changes: 0 additions & 3 deletions arch/x86/include/asm/pgtable_32.h
Original file line number Diff line number Diff line change
Expand Up @@ -126,9 +126,6 @@ static inline int pud_large(pud_t pud) { return 0; }

#define pmd_page(pmd) (pfn_to_page(pmd_val((pmd)) >> PAGE_SHIFT))

#define pmd_page_vaddr(pmd) \
((unsigned long)__va(pmd_val((pmd)) & PTE_PFN_MASK))

#if defined(CONFIG_HIGHPTE)
#define pte_offset_map(dir, address) \
((pte_t *)kmap_atomic_pte(pmd_page(*(dir)), KM_PTE0) + \
Expand Down
1 change: 0 additions & 1 deletion arch/x86/include/asm/pgtable_64.h
Original file line number Diff line number Diff line change
Expand Up @@ -191,7 +191,6 @@ static inline int pud_large(pud_t pte)
}

/* PMD - Level 2 access */
#define pmd_page_vaddr(pmd) ((unsigned long) __va(pmd_val((pmd)) & PTE_PFN_MASK))
#define pmd_page(pmd) (pfn_to_page(pmd_val((pmd)) >> PAGE_SHIFT))

#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD - 1))
Expand Down

0 comments on commit 3ffb356

Please sign in to comment.