x86: change 64-bit __change_page_attr() to struct page
authorIngo Molnar <mingo@elte.hu>
Wed, 30 Jan 2008 12:34:02 +0000 (13:34 +0100)
committerIngo Molnar <mingo@elte.hu>
Wed, 30 Jan 2008 12:34:02 +0000 (13:34 +0100)
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
arch/x86/mm/pageattr_64.c

index 5eff244c16dba0b3c4271b94c8ad1a00169c136b..5a03fb5fd530b1f5abffc8c5a6a406f40778d2b1 100644 (file)
@@ -67,7 +67,7 @@ split_large_page(unsigned long address, pgprot_t ref_prot)
 }
 
 static int
-__change_page_attr(unsigned long address, unsigned long pfn, pgprot_t prot)
+__change_page_attr(unsigned long address, struct page *page, pgprot_t prot)
 {
        struct page *kpte_page;
        pte_t *kpte;
@@ -86,7 +86,7 @@ repeat:
        prot = canon_pgprot(prot);
 
        if (level == 4) {
-               set_pte(kpte, pfn_pte(pfn, prot));
+               set_pte(kpte, mk_pte(page, prot));
        } else {
                /*
                 * split_large_page will take the reference for this
@@ -135,7 +135,7 @@ int change_page_attr_addr(unsigned long address, int numpages, pgprot_t prot)
                unsigned long pfn = __pa(address) >> PAGE_SHIFT;
 
                if (!kernel_map || pte_present(pfn_pte(0, prot))) {
-                       err = __change_page_attr(address, pfn, prot);
+                       err = __change_page_attr(address, pfn_to_page(pfn), prot);
                        if (err)
                                break;
                }
@@ -148,7 +148,7 @@ int change_page_attr_addr(unsigned long address, int numpages, pgprot_t prot)
                        addr2 = __START_KERNEL_map + __pa(address);
                        /* Make sure the kernel mappings stay executable */
                        prot2 = pte_pgprot(pte_mkexec(pfn_pte(0, prot)));
-                       err = __change_page_attr(addr2, pfn, prot2);
+                       err = __change_page_attr(addr2, pfn_to_page(pfn), prot2);
                }
        }
        up_write(&init_mm.mmap_sem);