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| author | Xishi Qiu <qiuxishi@huawei.com> | 2013-11-12 15:07:21 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 12:09:04 +0900 |
| commit | 9c2606b77d6bffb422928bca66c8dc84d85089be (patch) | |
| tree | ce40c1b6ac3b167b7d803d142ec1ee73bfd78a11 /mm/memory_hotplug.c | |
| parent | d6de9d5349db61e134ab7fb6b2436a4c7938714c (diff) | |
| download | linux-9c2606b77d6bffb422928bca66c8dc84d85089be.tar.gz linux-9c2606b77d6bffb422928bca66c8dc84d85089be.tar.bz2 linux-9c2606b77d6bffb422928bca66c8dc84d85089be.zip | |
mm/memory_hotplug.c: use pfn_to_nid() instead of page_to_nid(pfn_to_page())
Use "pfn_to_nid(pfn)" instead of "page_to_nid(pfn_to_page(pfn))".
Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memory_hotplug.c')
| -rw-r--r-- | 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 133a4e132632..5118028468eb 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -934,7 +934,7 @@ 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); |