mm/AVR32: prepare for removing num_physpages and simplify mem_init()

Prepare for removing num_physpages and simplify mem_init().

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no>
Cc: Haavard Skinnemoen <hskinnemoen@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 4 insertions, 25 deletions

diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c
index af6890fd7319..0fc04b9323cf 100644
--- a/arch/avr32/mm/init.c
+++ b/arch/avr32/mm/init.c
@@ -100,26 +100,16 @@ void __init paging_init(void)
 
 void __init mem_init(void)
 {
-        int codesize, reservedpages, datasize, initsize;
-        int nid, i;
+        pg_data_t *pgdat;
 
-        reservedpages = 0;
         high_memory = NULL;
 
         /* this will put all low memory onto the freelists */
-        for_each_online_node(nid) {
-                pg_data_t *pgdat = NODE_DATA(nid);
-                unsigned long node_pages = 0;
+        for_each_online_pgdat(pgdat) {
                 void *node_high_memory;
 
-                num_physpages += pgdat->node_present_pages;
-
                 if (pgdat->node_spanned_pages != 0)
-                        node_pages = free_all_bootmem_node(pgdat);
-
-                for (i = 0; i < node_pages; i++)
-                        if (PageReserved(pgdat->node_mem_map + i))
-                                reservedpages++;
+                        free_all_bootmem_node(pgdat);
 
                 node_high_memory = (void *)((pgdat->node_start_pfn
                                              + pgdat->node_spanned_pages)
@@ -130,18 +120,7 @@ void __init mem_init(void)
 
         max_mapnr = MAP_NR(high_memory);
 
-        codesize = (unsigned long)_etext - (unsigned long)_text;
-        datasize = (unsigned long)_edata - (unsigned long)_data;
-        initsize = (unsigned long)__init_end - (unsigned long)__init_begin;
-
-        printk ("Memory: %luk/%luk available (%dk kernel code, "
-                "%dk reserved, %dk data, %dk init)\n",
-                nr_free_pages() << (PAGE_SHIFT - 10),
-                totalram_pages << (PAGE_SHIFT - 10),
-                codesize >> 10,
-                reservedpages << (PAGE_SHIFT - 10),
-                datasize >> 10,
-                initsize >> 10);
+        mem_init_print_info(NULL);
 }
 
 void free_initmem(void)