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mm: Limit warning message in vmemmap_verify() to once
For a system only have limited mirrored memory or some numa node without mirrored memory, the per node vmemmap page_structs prefer to allocate memory from mirrored region, which will lead to vmemmap_verify() in vmemmap_populate_basepages() report lots of warning message. This patch change the frequency of "potential offnode page_structs" warning messages to only once to avoid a very long print during bootup. Signed-off-by: Ma Wupeng <mawupeng1@huawei.com> Acked-by: David Hildenbrand <david@redhat.com> Link: https://lore.kernel.org/r/20220614092156.1972846-4-mawupeng1@huawei.com Acked-by: Mike Rapoport <rppt@linux.ibm.com> Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
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@ -528,7 +528,7 @@ void __meminit vmemmap_verify(pte_t *pte, int node,
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int actual_node = early_pfn_to_nid(pfn);
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if (node_distance(actual_node, node) > LOCAL_DISTANCE)
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pr_warn("[%lx-%lx] potential offnode page_structs\n",
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pr_warn_once("[%lx-%lx] potential offnode page_structs\n",
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start, end - 1);
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}
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