Revert "powerpc/mm: Fix boot warning with hugepages and CONFIG_DEBUG_VIRTUAL"

This reverts commit e97c59c35e.

arch/powerpc/kernel/setup-common.c

@@ -908,7 +908,6 @@ void __init setup_arch(char **cmdline_p)
 	mem_topology_setup();
 	/* Set max_mapnr before paging_init() */
 	set_max_mapnr(max_pfn);
-	high_memory = (void *)__va(max_low_pfn * PAGE_SIZE);
 
 	/*
 	 * Release secondary cpus out of their spinloops at 0x60 now that

arch/powerpc/mm/mem.c

@@ -292,6 +292,8 @@ void __init mem_init(void)
 		swiotlb_init(0);
 #endif
 
+	high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
+
 	kasan_late_init();
 
 	memblock_free_all();