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Diffstat (limited to 'arch/powerpc/mm/mem.c')
-rw-r--r--arch/powerpc/mm/mem.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 80df329f180e..5e2e7c0a8f1a 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -585,20 +585,24 @@ void flush_icache_user_page(struct vm_area_struct *vma, struct page *page,
*/
static int __init add_system_ram_resources(void)
{
- struct memblock_region *reg;
+ phys_addr_t start, end;
+ u64 i;
- for_each_memblock(memory, reg) {
+ for_each_mem_range(i, &start, &end) {
struct resource *res;
- unsigned long base = reg->base;
- unsigned long size = reg->size;
res = kzalloc(sizeof(struct resource), GFP_KERNEL);
WARN_ON(!res);
if (res) {
res->name = "System RAM";
- res->start = base;
- res->end = base + size - 1;
+ res->start = start;
+ /*
+ * In memblock, end points to the first byte after
+ * the range while in resourses, end points to the
+ * last byte in the range.
+ */
+ res->end = end - 1;
res->flags = IORESOURCE_SYSTEM_RAM | IORESOURCE_BUSY;
WARN_ON(request_resource(&iomem_resource, res) < 0);
}