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mm/parisc: use common help functions to free reserved pages

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Use common help functions to free reserved pages.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: Helge Deller <deller@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jiang Liu 2013-04-29 15:06:46 -07:00 committed by Linus Torvalds
parent 7932f61ba8
commit d3e5351b85
1 changed files with 2 additions and 21 deletions
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23
arch/parisc/mm/init.c
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@ -505,7 +505,6 @@ static void __init map_pages(unsigned long start_vaddr,
void free_initmem(void)
{
unsigned long addr;
unsigned long init_begin = (unsigned long)__init_begin;
unsigned long init_end = (unsigned long)__init_end;
@ -533,19 +532,10 @@ void free_initmem(void)
* pages are no-longer executable */
flush_icache_range(init_begin, init_end);
for (addr = init_begin; addr < init_end; addr += PAGE_SIZE) {
ClearPageReserved(virt_to_page(addr));
init_page_count(virt_to_page(addr));
free_page(addr);
num_physpages++;
totalram_pages++;
}
num_physpages += free_initmem_default(0);
/* set up a new led state on systems shipped LED State panel */
pdc_chassis_send_status(PDC_CHASSIS_DIRECT_BCOMPLETE);
printk(KERN_INFO "Freeing unused kernel memory: %luk freed\n",
(init_end - init_begin) >> 10);
}
@ -1109,15 +1099,6 @@ void flush_tlb_all(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
if (start >= end)
return;
printk(KERN_INFO "Freeing initrd memory: %ldk freed\n", (end - start) >> 10);
for (; start < end; start += PAGE_SIZE) {
ClearPageReserved(virt_to_page(start));
init_page_count(virt_to_page(start));
free_page(start);
num_physpages++;
totalram_pages++;
}
num_physpages += free_reserved_area(start, end, 0, "initrd");
}
#endif