1 files changed, 8 insertions, 2 deletions

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 3fa93dc7fe75..4b5cd5c2594d 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -209,7 +209,7 @@ void __init do_init_bootmem(void)
         /* Place all memblock_regions in the same node and merge contiguous
          * memblock_regions
          */
-        memblock_set_node(0, (phys_addr_t)ULLONG_MAX, 0);
+        memblock_set_node(0, (phys_addr_t)ULLONG_MAX, &memblock.memory, 0);
 
         /* Add all physical memory to the bootmem map, mark each area
          * present.
@@ -307,6 +307,12 @@ static void __init register_page_bootmem_info(void)
 
 void __init mem_init(void)
 {
+        /*
+         * book3s is limited to 16 page sizes due to encoding this in
+         * a 4-bit field for slices.
+         */
+        BUILD_BUG_ON(MMU_PAGE_COUNT > 16);
+
 #ifdef CONFIG_SWIOTLB
         swiotlb_init(0);
 #endif
@@ -507,7 +513,7 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
  * System memory should not be in /proc/iomem but various tools expect it
  * (eg kdump).
  */
-static int add_system_ram_resources(void)
+static int __init add_system_ram_resources(void)
 {
         struct memblock_region *reg;