summaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/mm/mem.c8
-rw-r--r--arch/powerpc/mm/numa.c5
2 files changed, 10 insertions, 3 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index e2c95fcb8055..4bd7b0a70996 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -200,6 +200,8 @@ void show_mem(void)
unsigned long flags;
pgdat_resize_lock(pgdat, &flags);
for (i = 0; i < pgdat->node_spanned_pages; i++) {
+ if (!pfn_valid(pgdat->node_start_pfn + i))
+ continue;
page = pgdat_page_nr(pgdat, i);
total++;
if (PageHighMem(page))
@@ -336,7 +338,7 @@ void __init mem_init(void)
struct page *page;
unsigned long reservedpages = 0, codesize, initsize, datasize, bsssize;
- num_physpages = max_pfn; /* RAM is assumed contiguous */
+ num_physpages = lmb.memory.size >> PAGE_SHIFT;
high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
#ifdef CONFIG_NEED_MULTIPLE_NODES
@@ -348,11 +350,13 @@ void __init mem_init(void)
}
}
#else
- max_mapnr = num_physpages;
+ max_mapnr = max_pfn;
totalram_pages += free_all_bootmem();
#endif
for_each_pgdat(pgdat) {
for (i = 0; i < pgdat->node_spanned_pages; i++) {
+ if (!pfn_valid(pgdat->node_start_pfn + i))
+ continue;
page = pgdat_page_nr(pgdat, i);
if (PageReserved(page))
reservedpages++;
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index bd2cf1336885..f72cf87364cb 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -483,6 +483,7 @@ static void __init setup_nonnuma(void)
{
unsigned long top_of_ram = lmb_end_of_DRAM();
unsigned long total_ram = lmb_phys_mem_size();
+ unsigned int i;
printk(KERN_INFO "Top of RAM: 0x%lx, Total RAM: 0x%lx\n",
top_of_ram, total_ram);
@@ -490,7 +491,9 @@ static void __init setup_nonnuma(void)
(top_of_ram - total_ram) >> 20);
map_cpu_to_node(boot_cpuid, 0);
- add_region(0, 0, lmb_end_of_DRAM() >> PAGE_SHIFT);
+ for (i = 0; i < lmb.memory.cnt; ++i)
+ add_region(0, lmb.memory.region[i].base >> PAGE_SHIFT,
+ lmb_size_pages(&lmb.memory, i));
node_set_online(0);
}