From: Jiang Liu <liuj97@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>,
David Rientjes <rientjes@google.com>
Cc: Jiang Liu <jiang.liu@huawei.com>,
Wen Congyang <wency@cn.fujitsu.com>,
Maciej Rutecki <maciej.rutecki@gmail.com>,
Chris Clayton <chris2553@googlemail.com>,
"Rafael J . Wysocki" <rjw@sisk.pl>, Mel Gorman <mgorman@suse.de>,
Minchan Kim <minchan@kernel.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Michal Hocko <mhocko@suse.cz>, Jianguo Wu <wujianguo@huawei.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Geert Uytterhoeven <geert@linux-m68k.org>
Subject: [RFC PATCH v1 12/33] mm/m68k: use common help functions to free reserved pages
Date: Tue, 5 Mar 2013 22:54:55 +0800 [thread overview]
Message-ID: <1362495317-32682-13-git-send-email-jiang.liu@huawei.com> (raw)
In-Reply-To: <1362495317-32682-1-git-send-email-jiang.liu@huawei.com>
Use common help functions to free reserved pages.
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
---
arch/m68k/mm/init.c | 24 ++----------------------
1 file changed, 2 insertions(+), 22 deletions(-)
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index afd8106f..b5c1ab1 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
--
1.7.9.5
--
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next prev parent reply other threads:[~2013-03-05 15:00 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-05 14:54 [RFC PATCH v1 00/33] accurately calculate pages managed by buddy system Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 01/33] mm: introduce common help functions to deal with reserved/managed pages Jiang Liu
2013-03-05 19:47 ` Sam Ravnborg
2013-03-06 17:21 ` Russell King - ARM Linux
2013-03-09 2:17 ` Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 02/33] mm/alpha: use common help functions to free reserved pages Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 03/33] mm/ARM: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 04/33] mm/avr32: " Jiang Liu
2013-03-05 16:50 ` Hans-Christian Egtvedt
2013-03-05 14:54 ` [RFC PATCH v1 05/33] mm/blackfin: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 06/33] mm/c6x: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 07/33] mm/cris: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 08/33] mm/FRV: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 09/33] mm/h8300: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 10/33] mm/IA64: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 11/33] mm/m32r: " Jiang Liu
2013-03-05 14:54 ` Jiang Liu [this message]
2013-03-05 14:54 ` [RFC PATCH v1 13/33] mm/microblaze: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 14/33] mm/MIPS: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 15/33] mm/mn10300: " Jiang Liu
2013-03-05 14:54 ` [RFC PATCH v1 16/33] mm/openrisc: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 17/33] mm/parisc: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 18/33] mm/ppc: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 19/33] mm/s390: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 20/33] mm/score: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 21/33] mm/SH: " Jiang Liu
2013-03-06 2:21 ` Paul Mundt
2013-03-05 14:55 ` [RFC PATCH v1 22/33] mm/SPARC: " Jiang Liu
2013-03-05 19:49 ` David Miller
2013-03-05 19:58 ` Sam Ravnborg
2013-03-05 22:57 ` Sam Ravnborg
2013-03-06 15:56 ` Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 23/33] mm/um: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 24/33] mm/unicore32: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 25/33] mm/x86: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 26/33] mm/xtensa: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 27/33] mm,kexec: " Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 28/33] mm: introduce free_highmem_page() helper to free highmem pages inti buddy system Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 29/33] mm: accurately calculate zone->managed_pages for highmem zones Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 30/33] mm: use a dedicated lock to protect totalram_pages and zone->managed_pages Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 31/33] mm: avoid using __free_pages_bootmem() at runtime Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 32/33] mm: correctly update zone->mamaged_pages Jiang Liu
2013-03-05 14:55 ` [RFC PATCH v1 33/33] mm: report available pages as "MemTotal" for each NUMA node Jiang Liu
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