From: Jiang Liu <liuj97@gmail.com>
Date: Mon, 29 Apr 2013 22:07:06 +0000 (-0700)
Subject: mm/microblaze: use free_highmem_page() to free highmem pages into buddy system
X-Git-Tag: firefly_0821_release~3680^2~665^2~81
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ec601a34f5bbe9d155181410d854e3875df57c8b;p=firefly-linux-kernel-4.4.55.git

mm/microblaze: use free_highmem_page() to free highmem pages into buddy system

Use helper function free_highmem_page() to free highmem pages into
the buddy system.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Michal Simek <monstr@monstr.eu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index 9be53024a832..4ec137d13ad7 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -82,13 +82,9 @@ static unsigned long highmem_setup(void)
 		/* FIXME not sure about */
 		if (memblock_is_reserved(pfn << PAGE_SHIFT))
 			continue;
-		ClearPageReserved(page);
-		init_page_count(page);
-		__free_page(page);
-		totalhigh_pages++;
+		free_highmem_page(page);
 		reservedpages++;
 	}
-	totalram_pages += totalhigh_pages;
 	pr_info("High memory: %luk\n",
 					totalhigh_pages << (PAGE_SHIFT-10));