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authorJiang Liu <liuj97@gmail.com>2013-04-29 15:07:08 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 15:54:32 -0700
commit7db6f78cfe683cb8ce508d6cecdfc6638ac35a3f (patch)
tree351612cac25f2751af291d969091809baf64c635 /arch/powerpc
parent0f354869e3eca76d2e9bbe5798d17a85dc975f73 (diff)
downloadlinux-7db6f78cfe683cb8ce508d6cecdfc6638ac35a3f.tar.gz
mm/PPC: 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: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Jiang Liu <jiang.liu@huawei.com> Cc: Alexander Graf <agraf@suse.de> Cc: "Suzuki K. Poulose" <suzuki@in.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/mm/mem.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index c756713aaab..cd76c454942 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_highmem_page(page);
reservedpages--;
}
- totalram_pages += totalhigh_pages;
printk(KERN_DEBUG "High memory: %luk\n",
totalhigh_pages << (PAGE_SHIFT-10));
}