mm/hexagon: prepare for removing num_physpages and simplify mem_init()

Prepare for removing num_physpages and simplify mem_init().

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Richard Kuo <rkuo@codeaurora.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/hexagon/mm/init.c b/arch/hexagon/mm/init.c
index 0ab5b43..88977e4 100644
--- a/arch/hexagon/mm/init.c
+++ b/arch/hexagon/mm/init.c
@@ -71,9 +71,7 @@
 {
 	/*  No idea where this is actually declared.  Seems to evade LXR.  */
 	free_all_bootmem();
-	num_physpages = bootmem_lastpg-ARCH_PFN_OFFSET;
-
-	printk(KERN_INFO "totalram_pages = %ld\n", totalram_pages);
+	mem_init_print_info(NULL);
 
 	/*
 	 *  To-Do:  someone somewhere should wipe out the bootmem map