* [PATCH v2, part2 07/10] mm/PPC: use free_highmem_page() to free highmem pages into buddy system
[not found] <1362902470-25787-1-git-send-email-jiang.liu@huawei.com>
@ 2013-03-10 8:01 ` Jiang Liu
0 siblings, 0 replies; only message in thread
From: Jiang Liu @ 2013-03-10 8:01 UTC (permalink / raw)
To: Andrew Morton, David Rientjes
Cc: Jiang Liu, Wen Congyang, linux-mm, linux-kernel, Alexander Graf,
Michal Hocko, Minchan Kim, Paul Mackerras, Mel Gorman,
Suzuki K. Poulose, linuxppc-dev, KAMEZAWA Hiroyuki, Jianguo Wu
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
^ permalink raw reply related [flat|nested] only message in thread