linux-kernel - [RFC PATCH v1 11/19] mm: kill free_all_bootmem

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Date:	Sat, 13 Apr 2013 23:36:31 +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,
	Johannes Weiner <hannes@...xchg.org>,
	"David S. Miller" <davem@...emloft.net>, Tejun Heo <tj@...nel.org>
Subject: [RFC PATCH v1 11/19] mm: kill free_all_bootmem_node()

Now nobody makes use of free_all_bootmem_node(), kill it.

Signed-off-by: Jiang Liu <jiang.liu@...wei.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Johannes Weiner <hannes@...xchg.org>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Tejun Heo <tj@...nel.org>
Cc: linux-kernel@...r.kernel.org
Cc: linux-mm@...ck.org
---
 include/linux/bootmem.h |    1 -
 mm/bootmem.c            |   18 ------------------
 2 files changed, 19 deletions(-)

diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index b585f57..a8866c5 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -45,7 +45,6 @@ extern unsigned long init_bootmem_node(pg_data_t *pgdat,
 extern unsigned long init_bootmem(unsigned long addr, unsigned long memend);
 
 extern unsigned long free_low_memory_core_early(int nodeid);
-extern unsigned long free_all_bootmem_node(pg_data_t *pgdat);
 extern unsigned long free_all_bootmem(void);
 extern void reset_all_zones_managed_pages(void);
 
diff --git a/mm/bootmem.c b/mm/bootmem.c
index a19404b..fab8f63 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -265,24 +265,6 @@ void __init reset_all_zones_managed_pages(void)
 }
 
 /**
- * free_all_bootmem_node - release a node's free pages to the buddy allocator
- * @pgdat: node to be released
- *
- * Returns the number of pages actually released.
- */
-unsigned long __init free_all_bootmem_node(pg_data_t *pgdat)
-{
-	unsigned long pages;
-
-	register_page_bootmem_info_node(pgdat);
-	reset_node_managed_pages(pgdat);
-	pages = free_all_bootmem_core(pgdat->bdata);
-	totalram_pages += pages;
-
-	return pages;
-}
-
-/**
  * free_all_bootmem - release free pages to the buddy allocator
  *
  * Returns the number of pages actually released.
-- 
1.7.9.5

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