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authorJiang Liu <liuj97@gmail.com>2013-04-29 15:06:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 15:54:29 -0700
commitc15da0a87c33e32b4984d367799b32dda2024af8 (patch)
tree5334b9ba5dba969ffa0fd70c0e4189f207e10dda /arch/avr32
parent83db0384a92ac4e52dccd275bc1a58dca86d629d (diff)
downloadop-kernel-dev-c15da0a87c33e32b4984d367799b32dda2024af8.zip
op-kernel-dev-c15da0a87c33e32b4984d367799b32dda2024af8.tar.gz
mm/avr32: use common help functions to free reserved pages
Use common help functions to free reserved pages. Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no> Cc: Haavard Skinnemoen <hskinnemoen@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/avr32')
-rw-r--r--arch/avr32/mm/init.c24
1 files 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
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