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[PATCH] x86_64: Get rid of pud_offset_k / __pud_offset_k 

pud_offset_k() equivalent to pud_offset() now.  Pointed out by Jan Beulich
Similar for __pud_offset_ok, which needs a small change in the callers.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2006-06-26 13:57:56 +02:00 committed by Linus Torvalds
parent b79c4df714
commit d2ae5b5f6a
3 changed files with 2 additions and 8 deletions
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2
arch/x86_64/mm/fault.c
View File

@ -160,7 +160,7 @@ void dump_pagetable(unsigned long address)
printk("PGD %lx ", pgd_val(*pgd));
if (!pgd_present(*pgd)) goto ret;
pud = __pud_offset_k((pud_t *)pgd_page(*pgd), address);
pud = pud_offset(pgd, address);
if (bad_address(pud)) goto bad;
printk("PUD %lx ", pud_val(*pud));
if (!pud_present(*pud)) goto ret;

2
arch/x86_64/mm/init.c
View File

@ -372,7 +372,7 @@ void __meminit init_memory_mapping(unsigned long start, unsigned long end)
pud_t *pud;
if (after_bootmem)
pud = pud_offset_k(pgd, start & PGDIR_MASK);
pud = pud_offset(pgd, start & PGDIR_MASK);
else
pud = alloc_low_page(&map, &pud_phys);

6
include/asm-x86_64/pgtable.h
View File

@ -337,14 +337,8 @@ static inline int pmd_large(pmd_t pte) {
/* to find an entry in a page-table-directory. */
#define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1))
#define pud_offset(pgd, address) ((pud_t *) pgd_page(*(pgd)) + pud_index(address))
#define pud_offset_k(pgd, addr) pud_offset(pgd, addr)
#define pud_present(pud) (pud_val(pud) & _PAGE_PRESENT)
static inline pud_t *__pud_offset_k(pud_t *pud, unsigned long address)
{
return pud + pud_index(address);
}
/* PMD - Level 2 access */
#define pmd_page_kernel(pmd) ((unsigned long) __va(pmd_val(pmd) & PTE_MASK))
#define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT))