From: Xishi Qiu <qiuxishi@huawei.com>
To: Andrew Morton <akpm@linux-foundation.org>,
Wen Congyang <wency@cn.fujitsu.com>,
Tang Chen <tangchen@cn.fujitsu.com>,
Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>,
Toshi Kani <toshi.kani@hp.com>
Cc: linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>,
Xishi Qiu <qiuxishi@huawei.com>
Subject: [PATCH 2/2] mm/cleanup: use pfn_to_nid() instead of page_to_nid(pfn_to_page())
Date: Mon, 9 Sep 2013 11:27:56 +0800 [thread overview]
Message-ID: <522D403C.3040801@huawei.com> (raw)
Use "pfn_to_nid(pfn)" instead of "page_to_nid(pfn_to_page(pfn))".
Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
---
mm/memory_hotplug.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 85f80b7..a95dd28 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -937,7 +937,7 @@ int __ref online_pages(unsigned long pfn, unsigned long nr_pages, int online_typ
arg.nr_pages = nr_pages;
node_states_check_changes_online(nr_pages, zone, &arg);
- nid = page_to_nid(pfn_to_page(pfn));
+ nid = pfn_to_nid(pfn);
ret = memory_notify(MEM_GOING_ONLINE, &arg);
ret = notifier_to_errno(ret);
--
1.7.1
--
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next reply other threads:[~2013-09-09 3:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-09 3:27 Xishi Qiu [this message]
2013-09-09 6:11 ` Yasuaki Ishimatsu
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