Use common help functions to free reserved pages.
Signed-off-by: Jiang Liu <jiang....@huawei.com>
Acked-by: Hans-Christian Egtvedt <egtv...@samfundet.no>
Cc: Haavard Skinnemoen <hskinnem...@gmail.com>
---
arch/avr32/mm/init.c | 24 ++----------------------
1 file changed, 2 insertions(+), 22 deletions(-)
diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c
index 2798c2d..e66e840 100644
--- a/arch/avr32/mm/init.c
+++ b/arch/avr32/mm/init.c
@@ -146,34 +146,14 @@ void __init mem_init(void)
initsize >> 10);
}
-static inline void free_area(unsigned long addr, unsigned long end, char *s)
-{
- unsigned int size = (end - addr) >> 10;
-
- for (; addr < end; addr += PAGE_SIZE) {
- struct page *page = virt_to_page(addr);
- ClearPageReserved(page);
- init_page_count(page);
- free_page(addr);
- totalram_pages++;
- }
-
- if (size && s)
- printk(KERN_INFO "Freeing %s memory: %dK (%lx - %lx)\n",
- s, size, end - (size << 10), end);
-}
-
void free_initmem(void)
{
- free_area((unsigned long)__init_begin, (unsigned long)__init_end,
- "init");
+ free_initmem_default(0);
}
#ifdef CONFIG_BLK_DEV_INITRD
-
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_area(start, end, "initrd");
+ free_reserved_area(start, end, 0, "initrd");
}
-
#endif
--
1.7.9.5
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