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Commit d3e5351b authored by Jiang Liu's avatar Jiang Liu Committed by Linus Torvalds
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mm/parisc: use common help functions to free reserved pages



Use common help functions to free reserved pages.

Signed-off-by: default avatarJiang Liu <jiang.liu@huawei.com>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: Helge Deller <deller@gmx.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7932f61b
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+2 −21
Original line number Diff line number Diff line
@@ -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