diff options
Diffstat (limited to 'include/asm-i386/pgtable-2level.h')
-rw-r--r-- | include/asm-i386/pgtable-2level.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-i386/pgtable-2level.h b/include/asm-i386/pgtable-2level.h index 27bde973abc7..2756d4b04c27 100644 --- a/include/asm-i386/pgtable-2level.h +++ b/include/asm-i386/pgtable-2level.h | |||
@@ -18,6 +18,9 @@ | |||
18 | #define set_pte_atomic(pteptr, pteval) set_pte(pteptr,pteval) | 18 | #define set_pte_atomic(pteptr, pteval) set_pte(pteptr,pteval) |
19 | #define set_pmd(pmdptr, pmdval) (*(pmdptr) = (pmdval)) | 19 | #define set_pmd(pmdptr, pmdval) (*(pmdptr) = (pmdval)) |
20 | 20 | ||
21 | #define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) | ||
22 | #define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) | ||
23 | |||
21 | #define ptep_get_and_clear(mm,addr,xp) __pte(xchg(&(xp)->pte_low, 0)) | 24 | #define ptep_get_and_clear(mm,addr,xp) __pte(xchg(&(xp)->pte_low, 0)) |
22 | #define pte_same(a, b) ((a).pte_low == (b).pte_low) | 25 | #define pte_same(a, b) ((a).pte_low == (b).pte_low) |
23 | #define pte_page(x) pfn_to_page(pte_pfn(x)) | 26 | #define pte_page(x) pfn_to_page(pte_pfn(x)) |