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mm, sparse: pass nid instead of pgdat to sparse_add_one_section()

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Since the information needed in sparse_add_one_section() is node id to
allocate proper memory, it is not necessary to pass its pgdat.

This patch changes the prototype of sparse_add_one_section() to pass node
id directly.  This is intended to reduce misleading that
sparse_add_one_section() would touch pgdat.

Link: http://lkml.kernel.org/r/20181204085657.20472-2-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Oscar Salvador <osalvador@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Wei Yang
2018-12-28 00:37:06 -08:00
committed by Linus Torvalds
parent 83af658898
commit 4e0d2e7ef1
3 changed files with 7 additions and 7 deletions
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2
mm/memory_hotplug.c
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@@ -253,7 +253,7 @@ static int __meminit __add_section(int nid, unsigned long phys_start_pfn,
if (pfn_valid(phys_start_pfn))
return -EEXIST;
ret = sparse_add_one_section(NODE_DATA(nid), phys_start_pfn, altmap);
ret = sparse_add_one_section(nid, phys_start_pfn, altmap);
if (ret < 0)
return ret;