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Diffstat (limited to 'arch/m32r/mm/init.c')
-rw-r--r--arch/m32r/mm/init.c68
1 files changed, 10 insertions, 58 deletions
diff --git a/arch/m32r/mm/init.c b/arch/m32r/mm/init.c
index ab4cbce91a9b..0d4146f644dc 100644
--- a/arch/m32r/mm/init.c
+++ b/arch/m32r/mm/init.c
@@ -40,7 +40,6 @@ unsigned long mmu_context_cache_dat;
#else
unsigned long mmu_context_cache_dat[NR_CPUS];
#endif
-static unsigned long hole_pages;
/*
* function prototype
@@ -57,7 +56,7 @@ void free_initrd_mem(unsigned long, unsigned long);
#define MAX_LOW_PFN(nid) (NODE_DATA(nid)->bdata->node_low_pfn)
#ifndef CONFIG_DISCONTIGMEM
-unsigned long __init zone_sizes_init(void)
+void __init zone_sizes_init(void)
{
unsigned long zones_size[MAX_NR_ZONES] = {0, };
unsigned long max_dma;
@@ -83,11 +82,9 @@ unsigned long __init zone_sizes_init(void)
#endif /* CONFIG_MMU */
free_area_init_node(0, zones_size, start_pfn, 0);
-
- return 0;
}
#else /* CONFIG_DISCONTIGMEM */
-extern unsigned long zone_sizes_init(void);
+extern void zone_sizes_init(void);
#endif /* CONFIG_DISCONTIGMEM */
/*======================================================================*
@@ -105,24 +102,7 @@ void __init paging_init(void)
for (i = 0 ; i < USER_PTRS_PER_PGD * 2 ; i++)
pgd_val(pg_dir[i]) = 0;
#endif /* CONFIG_MMU */
- hole_pages = zone_sizes_init();
-}
-
-int __init reservedpages_count(void)
-{
- int reservedpages, nid, i;
-
- reservedpages = 0;
- for_each_online_node(nid) {
- unsigned long flags;
- pgdat_resize_lock(NODE_DATA(nid), &flags);
- for (i = 0 ; i < MAX_LOW_PFN(nid) - START_PFN(nid) ; i++)
- if (PageReserved(nid_page_nr(nid, i)))
- reservedpages++;
- pgdat_resize_unlock(NODE_DATA(nid), &flags);
- }
-
- return reservedpages;
+ zone_sizes_init();
}
/*======================================================================*
@@ -131,48 +111,20 @@ int __init reservedpages_count(void)
*======================================================================*/
void __init mem_init(void)
{
- int codesize, reservedpages, datasize, initsize;
- int nid;
#ifndef CONFIG_MMU
extern unsigned long memory_end;
-#endif
-
- num_physpages = 0;
- for_each_online_node(nid)
- num_physpages += MAX_LOW_PFN(nid) - START_PFN(nid) + 1;
-
- num_physpages -= hole_pages;
-#ifndef CONFIG_DISCONTIGMEM
- max_mapnr = num_physpages;
-#endif /* CONFIG_DISCONTIGMEM */
-
-#ifdef CONFIG_MMU
- high_memory = (void *)__va(PFN_PHYS(MAX_LOW_PFN(0)));
-#else
high_memory = (void *)(memory_end & PAGE_MASK);
+#else
+ high_memory = (void *)__va(PFN_PHYS(MAX_LOW_PFN(0)));
#endif /* CONFIG_MMU */
/* clear the zero-page */
memset(empty_zero_page, 0, PAGE_SIZE);
- /* this will put all low memory onto the freelists */
- for_each_online_node(nid)
- totalram_pages += free_all_bootmem_node(NODE_DATA(nid));
-
- reservedpages = reservedpages_count() - hole_pages;
- codesize = (unsigned long) &_etext - (unsigned long)&_text;
- datasize = (unsigned long) &_edata - (unsigned long)&_etext;
- initsize = (unsigned long) &__init_end - (unsigned long)&__init_begin;
-
- printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, "
- "%dk reserved, %dk data, %dk init)\n",
- nr_free_pages() << (PAGE_SHIFT-10),
- num_physpages << (PAGE_SHIFT-10),
- codesize >> 10,
- reservedpages << (PAGE_SHIFT-10),
- datasize >> 10,
- initsize >> 10);
+ set_max_mapnr(get_num_physpages());
+ free_all_bootmem();
+ mem_init_print_info(NULL);
}
/*======================================================================*
@@ -181,7 +133,7 @@ void __init mem_init(void)
*======================================================================*/
void free_initmem(void)
{
- free_initmem_default(0);
+ free_initmem_default(-1);
}
#ifdef CONFIG_BLK_DEV_INITRD
@@ -191,6 +143,6 @@ void free_initmem(void)
*======================================================================*/
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, -1, "initrd");
}
#endif