diff options
Diffstat (limited to 'arch/powerpc/mm/mem.c')
| -rw-r--r-- | arch/powerpc/mm/mem.c | 8 |
1 files changed, 6 insertions, 2 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++; |