mm: free memblock.memory in free_all_bootmem

[platform/adaptation/renesas_rcar/renesas_kernel.git] / mm / memblock.c

diff --git a/mm/memblock.c b/mm/memblock.c
index 1c2ef2c..64ed243 100644 (file)
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -291,6 +291,22 @@ phys_addr_t __init_memblock get_allocated_memblock_reserved_regions_info(
                          memblock.reserved.max);
 }
 
+#ifdef CONFIG_ARCH_DISCARD_MEMBLOCK
+
+phys_addr_t __init_memblock get_allocated_memblock_memory_regions_info(
+                                       phys_addr_t *addr)
+{
+       if (memblock.memory.regions == memblock_memory_init_regions)
+               return 0;
+
+       *addr = __pa(memblock.memory.regions);
+
+       return PAGE_ALIGN(sizeof(struct memblock_region) *
+                         memblock.memory.max);
+}
+
+#endif
+
 /**
  * memblock_double_array - double the size of the memblock regions array
  * @type: memblock type of the regions array being doubled