aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sparc/mm/init_32.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/mm/init_32.c')
-rw-r--r--arch/sparc/mm/init_32.c49
1 files changed, 5 insertions, 44 deletions
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index 48e0c030e8f5..af472cf7c69a 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -282,14 +282,8 @@ static void map_high_region(unsigned long start_pfn, unsigned long end_pfn)
printk("mapping high region %08lx - %08lx\n", start_pfn, end_pfn);
#endif
- for (tmp = start_pfn; tmp < end_pfn; tmp++) {
- struct page *page = pfn_to_page(tmp);
-
- ClearPageReserved(page);
- init_page_count(page);
- __free_page(page);
- totalhigh_pages++;
- }
+ for (tmp = start_pfn; tmp < end_pfn; tmp++)
+ free_highmem_page(pfn_to_page(tmp));
}
void __init mem_init(void)
@@ -347,8 +341,6 @@ void __init mem_init(void)
map_high_region(start_pfn, end_pfn);
}
- totalram_pages += totalhigh_pages;
-
codepages = (((unsigned long) &_etext) - ((unsigned long)&_start));
codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT;
datapages = (((unsigned long) &_edata) - ((unsigned long)&_etext));
@@ -374,45 +366,14 @@ void __init mem_init(void)
void free_initmem (void)
{
- unsigned long addr;
- unsigned long freed;
-
- addr = (unsigned long)(&__init_begin);
- freed = (unsigned long)(&__init_end) - addr;
- for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) {
- struct page *p;
-
- memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE);
- p = virt_to_page(addr);
-
- ClearPageReserved(p);
- init_page_count(p);
- __free_page(p);
- totalram_pages++;
- num_physpages++;
- }
- printk(KERN_INFO "Freeing unused kernel memory: %ldk freed\n",
- freed >> 10);
+ num_physpages += free_initmem_default(POISON_FREE_INITMEM);
}
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- if (start < end)
- printk(KERN_INFO "Freeing initrd memory: %ldk freed\n",
- (end - start) >> 10);
- for (; start < end; start += PAGE_SIZE) {
- struct page *p;
-
- memset((void *)start, POISON_FREE_INITMEM, PAGE_SIZE);
- p = virt_to_page(start);
-
- ClearPageReserved(p);
- init_page_count(p);
- __free_page(p);
- totalram_pages++;
- num_physpages++;
- }
+ num_physpages += free_reserved_area(start, end, POISON_FREE_INITMEM,
+ "initrd");
}
#endif