linux-kernel - [RFC PATCH v1 06/19] mm/metag: prepare for killing free_all_bootmem

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Message-Id: <1365867399-21323-7-git-send-email-jiang.liu@huawei.com>
Date:	Sat, 13 Apr 2013 23:36:26 +0800
From:	Jiang Liu <liuj97@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Yinghai Lu <yinghai@...nel.org>
Cc:	Jiang Liu <jiang.liu@...wei.com>,
	David Rientjes <rientjes@...gle.com>,
	Wen Congyang <wency@...fujitsu.com>,
	Mel Gorman <mgorman@...e.de>, Minchan Kim <minchan@...nel.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Michal Hocko <mhocko@...e.cz>,
	David Howells <dhowells@...hat.com>,
	Mark Salter <msalter@...hat.com>,
	Jianguo Wu <wujianguo@...wei.com>, linux-mm@...ck.org,
	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
	James Hogan <james.hogan@...tec.com>
Subject: [RFC PATCH v1 06/19] mm/metag: prepare for killing free_all_bootmem_node()

Prepare for killing free_all_bootmem_node() by using
free_all_bootmem().

Signed-off-by: Jiang Liu <jiang.liu@...wei.com>
Cc: James Hogan <james.hogan@...tec.com>
Cc: linux-kernel@...r.kernel.org
---
 arch/metag/mm/init.c |   14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c
index e00586f..096d022 100644
--- a/arch/metag/mm/init.c
+++ b/arch/metag/mm/init.c
@@ -376,31 +376,21 @@ void __init paging_init(unsigned long mem_end)
 
 void __init mem_init(void)
 {
-	int nid;
-
 #ifdef CONFIG_HIGHMEM
 	unsigned long tmp;
 
 	/*
 	 * Explicitly reset zone->managed_pages because highmem pages are
-	 * freed before calling free_all_bootmem_node();
+	 * freed before calling free_all_bootmem();
 	 */
 	reset_all_zones_managed_pages();
 	for (tmp = highstart_pfn; tmp < highend_pfn; tmp++)
 		free_highmem_page(pfn_to_page(tmp));
 #endif /* CONFIG_HIGHMEM */
 
-	for_each_online_node(nid) {
-		pg_data_t *pgdat = NODE_DATA(nid);
-
-		if (pgdat->node_spanned_pages)
-			free_all_bootmem_node(pgdat);
-	}
-
+	free_all_bootmem();
 	mem_init_print_info(NULL);
 	show_mem(0);
-
-	return;
 }
 
 void free_initmem(void)
-- 
1.7.9.5

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