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-rw-r--r--arch/mips/mm/init.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index b7ebc4fa89bc..3b3ffd439cd7 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -304,9 +304,14 @@ int page_is_ram(unsigned long pagenr)
for (i = 0; i < boot_mem_map.nr_map; i++) {
unsigned long addr, end;
- if (boot_mem_map.map[i].type != BOOT_MEM_RAM)
+ switch (boot_mem_map.map[i].type) {
+ case BOOT_MEM_RAM:
+ case BOOT_MEM_INIT_RAM:
+ break;
+ default:
/* not usable memory */
continue;
+ }
addr = PFN_UP(boot_mem_map.map[i].addr);
end = PFN_DOWN(boot_mem_map.map[i].addr +
@@ -379,7 +384,7 @@ void __init mem_init(void)
reservedpages = ram = 0;
for (tmp = 0; tmp < max_low_pfn; tmp++)
- if (page_is_ram(tmp)) {
+ if (page_is_ram(tmp) && pfn_valid(tmp)) {
ram++;
if (PageReserved(pfn_to_page(tmp)))
reservedpages++;