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mm: use for_each_online_node and node_online instead of open coding

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Use more generic functions to deal with issues related to online nodes. 
The changes will make the code simplified.

Link: https://lkml.kernel.org/r/20220429030218.644635-1-liupeng256@huawei.com
Signed-off-by: Peng Liu <liupeng256@huawei.com>
Suggested-by: Davidlohr Bueso <dave@stgolabs.net>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Peng Liu
2022-04-29 14:36:58 -07:00
committed by akpm
parent f81f6e4b5e
commit 30a514002d
3 changed files with 4 additions and 4 deletions
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2
mm/page_ext.c
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@@ -320,7 +320,7 @@ static int __meminit online_page_ext(unsigned long start_pfn,
* online__pages(), and start_pfn should exist.
*/
nid = pfn_to_nid(start_pfn);
VM_BUG_ON(!node_state(nid, N_ONLINE));
VM_BUG_ON(!node_online(nid));
}
for (pfn = start; !fail && pfn < end; pfn += PAGES_PER_SECTION)