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| author | Jiang Liu <liuj97@gmail.com> | 2013-04-29 15:06:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:31 -0700 |
| commit | d2309a1996dce1ea85b322a3dd36520493473494 (patch) | |
| tree | 1d242a6c9dad14eec2fe220265026f521dd6990e /arch/arc/mm/init.c | |
| parent | 7acb2c2e1c4391b58bf8e61efcd478cde5800ec1 (diff) | |
| download | linux-d2309a1996dce1ea85b322a3dd36520493473494.tar.gz | |
mm/arc: 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: Vineet Gupta <vgupta@synopsys.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arc/mm/init.c')
| -rw-r--r-- | arch/arc/mm/init.c | 23 |
1 files changed, 2 insertions, 21 deletions
diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c index caf797de23fc..727d4794ea0f 100644 --- a/arch/arc/mm/init.c +++ b/arch/arc/mm/init.c @@ -144,37 +144,18 @@ void __init mem_init(void) PAGES_TO_KB(reserved_pages)); } -static void __init free_init_pages(const char *what, unsigned long begin, - unsigned long end) -{ - unsigned long addr; - - pr_info("Freeing %s: %ldk [%lx] to [%lx]\n", - what, TO_KB(end - begin), begin, end); - - /* need to check that the page we free is not a partial page */ - for (addr = begin; addr + PAGE_SIZE <= end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } -} - /* * free_initmem: Free all the __init memory. */ void __init_refok free_initmem(void) { - free_init_pages("unused kernel memory", - (unsigned long)__init_begin, - (unsigned long)__init_end); + free_initmem_default(0); } #ifdef CONFIG_BLK_DEV_INITRD void __init free_initrd_mem(unsigned long start, unsigned long end) { - free_init_pages("initrd memory", start, end); + free_reserved_area(start, end, 0, "initrd"); } #endif |