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| author | Jiang Liu <liuj97@gmail.com> | 2013-04-29 15:06:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:30 -0700 |
| commit | 920f1ad081ddc38f0307a2c2bffa704769226249 (patch) | |
| tree | 66d755b96bcdaf8c8048c911982d808a241857fa /arch/m68k | |
| parent | 8be65857f2a4c1f83ef6d2714b7a6428a6fa386c (diff) | |
| download | lwn-920f1ad081ddc38f0307a2c2bffa704769226249.tar.gz lwn-920f1ad081ddc38f0307a2c2bffa704769226249.zip | |
mm/m68k: 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: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/m68k')
| -rw-r--r-- | arch/m68k/mm/init.c | 24 |
1 files changed, 2 insertions, 22 deletions
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index 519aad8fa812..1af2ca3411f6 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -110,18 +110,7 @@ void __init paging_init(void) void free_initmem(void) { #ifndef CONFIG_MMU_SUN3 - unsigned long addr; - - addr = (unsigned long) __init_begin; - for (; addr < ((unsigned long) __init_end); addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } - pr_notice("Freeing unused kernel memory: %luk freed (0x%x - 0x%x)\n", - (addr - (unsigned long) __init_begin) >> 10, - (unsigned int) __init_begin, (unsigned int) __init_end); + free_initmem_default(0); #endif /* CONFIG_MMU_SUN3 */ } @@ -213,15 +202,6 @@ void __init mem_init(void) #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - int pages = 0; - for (; start < end; start += PAGE_SIZE) { - ClearPageReserved(virt_to_page(start)); - init_page_count(virt_to_page(start)); - free_page(start); - totalram_pages++; - pages++; - } - pr_notice("Freeing initrd memory: %dk freed\n", - pages << (PAGE_SHIFT - 10)); + free_reserved_area(start, end, 0, "initrd"); } #endif |