Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c15da0a8 authored by Jiang Liu's avatar Jiang Liu Committed by Linus Torvalds
Browse files

mm/avr32: 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>
Acked-by: default avatarHans-Christian Egtvedt <egtvedt@samfundet.no>
Cc: Haavard Skinnemoen <hskinnemoen@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 83db0384

arch/avr32/mm/init.c

+2 −22
Original line number Diff line number Diff line
@@ -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