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>, 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,
Tang Chen <tangchen@cn.fujitsu.com>,
Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Subject: [RFC PATCH v2, part4 38/39] mm/hotplug: prepare for removing num_physpages
Date: Sun, 24 Mar 2013 15:40:38 +0800 [thread overview]
Message-ID: <1364110839-8172-5-git-send-email-jiang.liu@huawei.com> (raw)
In-Reply-To: <1364110839-8172-1-git-send-email-jiang.liu@huawei.com>
Prepare for removing num_physpages.
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Wen Congyang <wency@cn.fujitsu.com>
Cc: Tang Chen <tangchen@cn.fujitsu.com>
Cc: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Cc: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org
---
mm/memory_hotplug.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 97454b3..9b1b494 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -751,10 +751,6 @@ EXPORT_SYMBOL_GPL(restore_online_page_callback);
void __online_page_set_limits(struct page *page)
{
- unsigned long pfn = page_to_pfn(page);
-
- if (pfn >= num_physpages)
- num_physpages = pfn + 1;
}
EXPORT_SYMBOL_GPL(__online_page_set_limits);
--
1.7.9.5
--
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next prev parent reply other threads:[~2013-03-24 7:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-24 7:40 [RFC PATCH v2, part4 34/39] mm/um: prepare for removing num_physpages and simplify mem_init() Jiang Liu
2013-03-24 7:40 ` [RFC PATCH v2, part4 35/39] mm/unicore32: " Jiang Liu
2013-03-24 7:40 ` [RFC PATCH v2, part4 36/39] mm/x86: " Jiang Liu
2013-03-24 7:40 ` [RFC PATCH v2, part4 37/39] mm/xtensa: " Jiang Liu
2013-03-24 7:40 ` Jiang Liu [this message]
2013-03-24 7:40 ` [RFC PATCH v2, part4 39/39] mm: kill global variable num_physpages Jiang Liu
-- strict thread matches above, loose matches on Subject: below --
2013-03-24 7:24 [RFC PATCH v2, part4 00/39] Simplify mem_init() implementations and kill num_physpages Jiang Liu
2013-03-24 7:25 ` [RFC PATCH v2, part4 38/39] mm/hotplug: prepare for removing num_physpages Jiang Liu
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