Subject: + mm-memory_hotplugc-use-pfn_to_nid-instead-of-page_to_nidpfn_to_page.patch added to -mm tree
To: qiuxishi@xxxxxxxxxx,isimatu.yasuaki@xxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Thu, 19 Sep 2013 15:38:43 -0700
The patch titled
Subject: mm/memory_hotplug.c: use pfn_to_nid() instead of page_to_nid(pfn_to_page())
has been added to the -mm tree. Its filename is
mm-memory_hotplugc-use-pfn_to_nid-instead-of-page_to_nidpfn_to_page.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-memory_hotplugc-use-pfn_to_nid-instead-of-page_to_nidpfn_to_page.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-memory_hotplugc-use-pfn_to_nid-instead-of-page_to_nidpfn_to_page.patch
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------------------------------------------------------
From: Xishi Qiu <qiuxishi@xxxxxxxxxx>
Subject: 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@xxxxxxxxxx>
Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory_hotplug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/memory_hotplug.c~mm-memory_hotplugc-use-pfn_to_nid-instead-of-page_to_nidpfn_to_page mm/memory_hotplug.c
--- a/mm/memory_hotplug.c~mm-memory_hotplugc-use-pfn_to_nid-instead-of-page_to_nidpfn_to_page
+++ a/mm/memory_hotplug.c
@@ -934,7 +934,7 @@ int __ref online_pages(unsigned long pfn
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);
_
Patches currently in -mm which might be from qiuxishi@xxxxxxxxxx are
mm-arch-use-__free_reserved_page-to-simplify-the-code.patch
drivers-video-acornfbc-use-__free_reserved_page-to-simplify-the-code.patch
mm-use-pgdat_end_pfn-to-simplify-the-code-in-arch.patch
mm-use-pgdat_end_pfn-to-simplify-the-code-in-others.patch
mm-use-populated_zone-instead-of-ifzone-present_pages.patch
mm-memory_hotplugc-rename-the-function-is_memblock_offlined_cb.patch
mm-memory_hotplugc-use-pfn_to_nid-instead-of-page_to_nidpfn_to_page.patch
documentation-dma-attributestxt-fix-typo.patch
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