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From: Jiang Liu <liuj97@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>,
	David Rientjes <rientjes@google.com>
Cc: Jiang Liu <jiang.liu@huawei.com>,
	Wen Congyang <wency@cn.fujitsu.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Alexander Graf <agraf@suse.de>, Michal Hocko <mhocko@suse.cz>,
	Minchan Kim <minchan@kernel.org>,
	Paul Mackerras <paulus@samba.org>, Mel Gorman <mgorman@suse.de>,
	"Suzuki K. Poulose" <suzuki@in.ibm.com>,
	linuxppc-dev@lists.ozlabs.org,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Jianguo Wu <wujianguo@huawei.com>
Subject: [PATCH v2, part2 07/10] mm/PPC: use free_highmem_page() to free highmem pages into buddy system
Date: Sun, 10 Mar 2013 16:01:07 +0800	[thread overview]
Message-ID: <1362902470-25787-8-git-send-email-jiang.liu@huawei.com> (raw)
In-Reply-To: <1362902470-25787-1-git-send-email-jiang.liu@huawei.com>

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

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Jiang Liu <jiang.liu@huawei.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Alexander Graf <agraf@suse.de>
Cc: "Suzuki K. Poulose" <suzuki@in.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux-kernel@vger.kernel.org
---
 arch/powerpc/mm/mem.c |    6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index c756713..68f51d0 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -352,13 +352,9 @@ void __init mem_init(void)
 			struct page *page = pfn_to_page(pfn);
 			if (memblock_is_reserved(paddr))
 				continue;
-			ClearPageReserved(page);
-			init_page_count(page);
-			__free_page(page);
-			totalhigh_pages++;
+			free_higmem_page(page);
 			reservedpages--;
 		}
-		totalram_pages += totalhigh_pages;
 		printk(KERN_DEBUG "High memory: %luk\n",
 		       totalhigh_pages << (PAGE_SHIFT-10));
 	}
-- 
1.7.9.5

           reply	other threads:[~2013-03-10  8:09 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <1362902470-25787-1-git-send-email-jiang.liu@huawei.com>]

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