From: Jiang Liu <liuj97@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Jiang Liu <jiang.liu@huawei.com>,
David Rientjes <rientjes@google.com>,
Wen Congyang <wency@cn.fujitsu.com>, Mel Gorman <mgorman@suse.de>,
Minchan Kim <minchan@kernel.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Michal Hocko <mhocko@suse.cz>,
James Bottomley <James.Bottomley@HansenPartnership.com>,
Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>,
David Howells <dhowells@redhat.com>,
Mark Salter <msalter@redhat.com>,
Jianguo Wu <wujianguo@huawei.com>,
linux-mm@kvack.org, linux-arch@vger.kernel.org,
linux-kernel@vger.kernel.org, Chris Metcalf <cmetcalf@tilera.com>
Subject: [PATCH v6, part3 05/16] mm/tile: use common help functions to free reserved pages
Date: Sun, 12 May 2013 01:34:38 +0800 [thread overview]
Message-ID: <1368293689-16410-6-git-send-email-jiang.liu@huawei.com> (raw)
In-Reply-To: <1368293689-16410-1-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: Chris Metcalf <cmetcalf@tilera.com>
Cc: Wen Congyang <wency@cn.fujitsu.com>
Cc: linux-kernel@vger.kernel.org
---
arch/tile/mm/init.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/arch/tile/mm/init.c b/arch/tile/mm/init.c
index 2749515..ccfeb3f 100644
--- a/arch/tile/mm/init.c
+++ b/arch/tile/mm/init.c
@@ -720,7 +720,7 @@ static void __init init_free_pfn_range(unsigned long start, unsigned long end)
}
init_page_count(page);
__free_pages(page, order);
- totalram_pages += count;
+ adjust_managed_page_count(page, count);
page += count;
pfn += count;
@@ -1024,16 +1024,13 @@ static void free_init_pages(char *what, unsigned long begin, unsigned long end)
pte_clear(&init_mm, addr, ptep);
continue;
}
- __ClearPageReserved(page);
- init_page_count(page);
if (pte_huge(*ptep))
BUG_ON(!kdata_huge);
else
set_pte_at(&init_mm, addr, ptep,
pfn_pte(pfn, PAGE_KERNEL));
memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE);
- free_page(addr);
- totalram_pages++;
+ free_reserved_page(page);
}
pr_info("Freeing %s: %ldk freed\n", what, (end - begin) >> 10);
}
--
1.8.1.2
--
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next prev parent reply other threads:[~2013-05-11 17:40 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-11 17:34 [PATCH v6, part3 00/16] accurately calculate memory statisitic information Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 01/16] mm: change signature of free_reserved_area() to fix building warnings Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 02/16] mm: enhance free_reserved_area() to support poisoning memory with zero Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 03/16] mm/ARM64: kill poison_init_mem() Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 04/16] mm/x86: use free_reserved_area() to simplify code Jiang Liu
2013-05-11 17:34 ` Jiang Liu [this message]
2013-05-11 17:34 ` [PATCH v6, part3 06/16] mm, powertv: " Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 07/16] mm, acornfb: " Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 08/16] mm: fix some trivial typos in comments Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 09/16] mm: use managed_pages to calculate default zonelist order Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 10/16] mm: accurately calculate zone->managed_pages for highmem zones Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 11/16] mm: use a dedicated lock to protect totalram_pages and zone->managed_pages Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 12/16] mm: make __free_pages_bootmem() only available at boot time Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 13/16] mm: correctly update zone->mamaged_pages Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 14/16] mm: concentrate modification of totalram_pages into the mm core Jiang Liu
2013-05-11 17:34 ` [PATCH v6, part3 15/16] mm: report available pages as "MemTotal" for each NUMA node Jiang Liu
2013-05-11 20:05 ` Sergei Shtylyov
2013-05-12 15:13 ` Liu Jiang
2013-05-11 17:34 ` [PATCH v6, part3 16/16] AVR32: fix building warnings caused by redifinitions of HZ Jiang Liu
2013-05-13 9:19 ` [PATCH v6, part3 14/16] mm: concentrate modification of totalram_pages into the mm core David Howells
2013-05-13 9:40 ` [PATCH v6, part3 16/16] AVR32: fix building warnings caused by redifinitions of HZ David Howells
2013-05-17 15:28 ` Liu Jiang
2013-05-13 9:41 ` [PATCH v6, part3 02/16] mm: enhance free_reserved_area() to support poisoning memory with zero David Howells
2013-05-13 9:42 ` David Howells
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