From f245aa1acf03e07796a24d6f51f1241b7801fa40 Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Fri, 22 Aug 2025 14:54:15 -0700
Subject: [PATCH] 
 mm-replace-20-page_shift-with-common-macros-for-pages-mb-conversion-fix

remove arc's private PAGES_TO_MB, remove its unused PAGES_TO_KB

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lkml.kernel.org/r/202508230539.pnO97SIj-lkp@intel.com
Cc: Vineet Gupta <vgupta@kernel.org>
Cc: Ye Liu <liuye@kylinos.cn>
Cc: Zi Yan <ziy@nvidia.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Dev Jain <dev.jain@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Chris Li <chrisl@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 arch/arc/include/asm/arcregs.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h
index a31bbf5c8bbc..61649b1ecb6d 100644
--- a/arch/arc/include/asm/arcregs.h
+++ b/arch/arc/include/asm/arcregs.h
@@ -146,14 +146,13 @@
 
 #ifndef __ASSEMBLER__
 
+#include <linux/mm.h>
+
 #include <soc/arc/arc_aux.h>
 
 /* Helpers */
 #define TO_KB(bytes)		((bytes) >> 10)
 #define TO_MB(bytes)		(TO_KB(bytes) >> 10)
-#define PAGES_TO_KB(n_pages)	((n_pages) << (PAGE_SHIFT - 10))
-#define PAGES_TO_MB(n_pages)	(PAGES_TO_KB(n_pages) >> 10)
-
 
 /*
  ***************************************************************
-- 
2.51.0