The patch titled
Subject: mm/page_alloc.c: fix type information of memoryless node
has been added to the -mm tree. Its filename is
mm-fix-type-information-of-memoryless-node.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-fix-type-information-of-memoryless-node.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-fix-type-information-of-memoryless-node.patch
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------------------------------------------------------
From: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
Subject: mm/page_alloc.c: fix type information of memoryless node
For a memoryless node, the output of get_pfn_range_for_nid are all zero.
It will display mem from 0 to -1.
Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -puN mm/page_alloc.c~mm-fix-type-information-of-memoryless-node mm/page_alloc.c
--- a/mm/page_alloc.c~mm-fix-type-information-of-memoryless-node
+++ a/mm/page_alloc.c
@@ -5455,7 +5455,8 @@ void __paginginit free_area_init_node(in
#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP
get_pfn_range_for_nid(nid, &start_pfn, &end_pfn);
pr_info("Initmem setup node %d [mem %#018Lx-%#018Lx]\n", nid,
- (u64)start_pfn << PAGE_SHIFT, ((u64)end_pfn << PAGE_SHIFT) - 1);
+ (u64)start_pfn << PAGE_SHIFT,
+ end_pfn ? ((u64)end_pfn << PAGE_SHIFT) - 1 : 0);
#endif
calculate_node_totalpages(pgdat, start_pfn, end_pfn,
zones_size, zholes_size);
_
Patches currently in -mm which might be from thunder.leizhen@xxxxxxxxxx are
mm-fix-type-information-of-memoryless-node.patch
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