mm/alpha: 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>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Matt Turner <mattst88@gmail.com>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c
index eee47a453d7d58810ae6b12c1dfb5d03a6c6aa2a..af91010990b06ff072dcb94fc3a73c6bc6dcf0b6 100644 (file)
--- a/arch/alpha/mm/init.c
+++ b/arch/alpha/mm/init.c
@@ -277,42 +277,14 @@ srm_paging_stop (void)
 #endif
 
 #ifndef CONFIG_DISCONTIGMEM
-static void __init
-printk_memory_info(void)
-{
-       unsigned long codesize, reservedpages, datasize, initsize, tmp;
-       extern int page_is_ram(unsigned long) __init;
-
-       /* printk all informations */
-       reservedpages = 0;
-       for (tmp = 0; tmp < max_low_pfn; tmp++)
-               /*
-                * Only count reserved RAM pages
-                */
-               if (page_is_ram(tmp) && PageReserved(mem_map+tmp))
-                       reservedpages++;
-
-       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 (%luk kernel code, %luk reserved, %luk data, %luk init)\n",
-              nr_free_pages() << (PAGE_SHIFT-10),
-              max_mapnr << (PAGE_SHIFT-10),
-              codesize >> 10,
-              reservedpages << (PAGE_SHIFT-10),
-              datasize >> 10,
-              initsize >> 10);
-}
-
 void __init
 mem_init(void)
 {
-       max_mapnr = num_physpages = max_low_pfn;
+       max_mapnr = max_low_pfn;
        free_all_bootmem();
        high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
 
-       printk_memory_info();
+       mem_init_print_info(NULL);
 }
 #endif /* CONFIG_DISCONTIGMEM */
 

diff --git a/arch/alpha/mm/numa.c b/arch/alpha/mm/numa.c
index 857452c13c4d41535cbc0cf31480b380e1b906c2..0894b3a8b70f29eb8c47cd4d52acdb70946cde0a 100644 (file)
--- a/arch/alpha/mm/numa.c
+++ b/arch/alpha/mm/numa.c
@@ -129,8 +129,6 @@ setup_memory_node(int nid, void *kernel_end)
        if (node_max_pfn > max_low_pfn)
                max_pfn = max_low_pfn = node_max_pfn;
 
-       num_physpages += node_max_pfn - node_min_pfn;
-
 #if 0 /* we'll try this one again in a little while */
        /* Cute trick to make sure our local node data is on local memory */
        node_data[nid] = (pg_data_t *)(__va(node_min_pfn << PAGE_SHIFT));
@@ -324,37 +322,9 @@ void __init paging_init(void)
 
 void __init mem_init(void)
 {
-       unsigned long codesize, reservedpages, datasize, initsize, pfn;
-       extern int page_is_ram(unsigned long) __init;
-       unsigned long nid, i;
        high_memory = (void *) __va(max_low_pfn << PAGE_SHIFT);
-
-       reservedpages = 0;
-       for_each_online_node(nid) {
-               /*
-                * This will free up the bootmem, ie, slot 0 memory
-                */
-               free_all_bootmem_node(NODE_DATA(nid));
-
-               pfn = NODE_DATA(nid)->node_start_pfn;
-               for (i = 0; i < node_spanned_pages(nid); i++, pfn++)
-                       if (page_is_ram(pfn) &&
-                           PageReserved(nid_page_nr(nid, i)))
-                               reservedpages++;
-       }
-
-       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 (%luk kernel code, %luk reserved, "
-              "%luk data, %luk init)\n",
-              nr_free_pages() << (PAGE_SHIFT-10),
-              num_physpages << (PAGE_SHIFT-10),
-              codesize >> 10,
-              reservedpages << (PAGE_SHIFT-10),
-              datasize >> 10,
-              initsize >> 10);
+       free_all_bootmem();
+       mem_init_print_info(NULL);
 #if 0
        mem_stress();
 #endif