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authorRalf Baechle <ralf@linux-mips.org>2000-08-08 22:17:26 +0000
committerRalf Baechle <ralf@linux-mips.org>2000-08-08 22:17:26 +0000
commit984760dbf5e48f6224dfe9e26e03536b3d38b6cd (patch)
treea99674322e524c4c90009b3bdae5fab0eebf2094 /include/asm-ia64/pgtable.h
parenta7ce7d5e94c98ef5b867f61b2ebecd563f4b6ec9 (diff)
Merge with Linux 2.4.0-test6-pre8.
Diffstat (limited to 'include/asm-ia64/pgtable.h')
-rw-r--r--include/asm-ia64/pgtable.h10
1 files changed, 2 insertions, 8 deletions
diff --git a/include/asm-ia64/pgtable.h b/include/asm-ia64/pgtable.h
index 0efc7f155..9963ebb73 100644
--- a/include/asm-ia64/pgtable.h
+++ b/include/asm-ia64/pgtable.h
@@ -169,12 +169,6 @@
#define page_address(page) ((void *) (PAGE_OFFSET + (((page) - mem_map) << PAGE_SHIFT)))
/*
- * Given a PTE, return the index of the mem_map[] entry corresponding
- * to the page frame the PTE.
- */
-#define pte_pagenr(x) ((unsigned long) ((pte_val(x) & _PFN_MASK) >> PAGE_SHIFT))
-
-/*
* Now for some cache flushing routines. This is the kind of stuff
* that can be very expensive, so try to avoid them whenever possible.
*/
@@ -250,7 +244,7 @@ extern pmd_t *ia64_bad_pagetable (void);
#define pte_present(pte) (pte_val(pte) & (_PAGE_P | _PAGE_PROTNONE))
#define pte_clear(pte) (pte_val(*(pte)) = 0UL)
/* pte_page() returns the "struct page *" corresponding to the PTE: */
-#define pte_page(pte) (mem_map + pte_pagenr(pte))
+#define pte_page(pte) (mem_map + (unsigned long) ((pte_val(pte) & _PFN_MASK) >> PAGE_SHIFT))
#define pmd_set(pmdp, ptep) (pmd_val(*(pmdp)) = __pa(ptep))
#define pmd_none(pmd) (!pmd_val(pmd))
@@ -418,7 +412,7 @@ do { \
* for zero-mapped memory areas etc..
*/
extern unsigned long empty_zero_page[1024];
-#define ZERO_PAGE(vaddr) (mem_map + MAP_NR(empty_zero_page))
+#define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
# endif /* !__ASSEMBLY__ */