Merge branch 'x86/core' into core/percpu

[linux-2.6-omap-h63xx.git] / arch / x86 / mm / init_32.c

diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index ef0bb941cdf518a8ea4fc1f74a5cd81423e29b64..47df0e1bbeb9aca5a30c9b2d858431518263ad11 100644 (file)
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -50,8 +50,6 @@
 #include <asm/setup.h>
 #include <asm/cacheflush.h>
 
-unsigned int __VMALLOC_RESERVE = 128 << 20;
-
 unsigned long max_low_pfn_mapped;
 unsigned long max_pfn_mapped;
 
@@ -486,22 +484,10 @@ void __init add_highpages_with_active_regions(int nid, unsigned long start_pfn,
        work_with_active_regions(nid, add_highpages_work_fn, &data);
 }
 
-#ifndef CONFIG_NUMA
-static void __init set_highmem_pages_init(void)
-{
-       add_highpages_with_active_regions(0, highstart_pfn, highend_pfn);
-
-       totalram_pages += totalhigh_pages;
-}
-#endif /* !CONFIG_NUMA */
-
 #else
 static inline void permanent_kmaps_init(pgd_t *pgd_base)
 {
 }
-static inline void set_highmem_pages_init(void)
-{
-}
 #endif /* CONFIG_HIGHMEM */
 
 void __init native_pagetable_setup_start(pgd_t *base)
@@ -864,10 +850,10 @@ static void __init find_early_table_space(unsigned long end, int use_pse)
        unsigned long puds, pmds, ptes, tables, start;
 
        puds = (end + PUD_SIZE - 1) >> PUD_SHIFT;
-       tables = PAGE_ALIGN(puds * sizeof(pud_t));
+       tables = roundup(puds * sizeof(pud_t), PAGE_SIZE);
 
        pmds = (end + PMD_SIZE - 1) >> PMD_SHIFT;
-       tables += PAGE_ALIGN(pmds * sizeof(pmd_t));
+       tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE);
 
        if (use_pse) {
                unsigned long extra;
@@ -878,10 +864,10 @@ static void __init find_early_table_space(unsigned long end, int use_pse)
        } else
                ptes = (end + PAGE_SIZE - 1) >> PAGE_SHIFT;
 
-       tables += PAGE_ALIGN(ptes * sizeof(pte_t));
+       tables += roundup(ptes * sizeof(pte_t), PAGE_SIZE);
 
        /* for fixmap */
-       tables += PAGE_ALIGN(__end_of_fixed_addresses * sizeof(pte_t));
+       tables += roundup(__end_of_fixed_addresses * sizeof(pte_t), PAGE_SIZE);
 
        /*
         * RED-PEN putting page tables only on node 0 could
@@ -1231,45 +1217,6 @@ void mark_rodata_ro(void)
 }
 #endif
 
-void free_init_pages(char *what, unsigned long begin, unsigned long end)
-{
-#ifdef CONFIG_DEBUG_PAGEALLOC
-       /*
-        * If debugging page accesses then do not free this memory but
-        * mark them not present - any buggy init-section access will
-        * create a kernel page fault:
-        */
-       printk(KERN_INFO "debug: unmapping init memory %08lx..%08lx\n",
-               begin, PAGE_ALIGN(end));
-       set_memory_np(begin, (end - begin) >> PAGE_SHIFT);
-#else
-       unsigned long addr;
-
-       /*
-        * We just marked the kernel text read only above, now that
-        * we are going to free part of that, we need to make that
-        * writeable first.
-        */
-       set_memory_rw(begin, (end - begin) >> PAGE_SHIFT);
-
-       for (addr = begin; addr < end; addr += PAGE_SIZE) {
-               ClearPageReserved(virt_to_page(addr));
-               init_page_count(virt_to_page(addr));
-               memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE);
-               free_page(addr);
-               totalram_pages++;
-       }
-       printk(KERN_INFO "Freeing %s: %luk freed\n", what, (end - begin) >> 10);
-#endif
-}
-
-void free_initmem(void)
-{
-       free_init_pages("unused kernel memory",
-                       (unsigned long)(&__init_begin),
-                       (unsigned long)(&__init_end));
-}
-
 #ifdef CONFIG_BLK_DEV_INITRD
 void free_initrd_mem(unsigned long start, unsigned long end)
 {