x86-32, numa: Align pgdat size while initializing alloc_remap
When pgdat is reserved in init_remap_allocator(), PAGE_SIZE aligned size will be used. Match the size alignment in initialization to avoid allocation failure down the road. Signed-off-by: Tejun Heo <tj@kernel.org> Link: http://lkml.kernel.org/r/1301955840-7246-3-git-send-email-tj@kernel.org Acked-by: Yinghai Lu <yinghai@kernel.org> Cc: David Rientjes <rientjes@google.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
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@ -287,7 +287,8 @@ static __init unsigned long calculate_numa_remap_pages(void)
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node_end_pfn[nid] = max_pfn;
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/* ensure the remap includes space for the pgdat. */
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size = node_remap_size[nid] + sizeof(pg_data_t);
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size = node_remap_size[nid];
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size += ALIGN(sizeof(pg_data_t), PAGE_SIZE);
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/* convert size to large (pmd size) pages, rounding up */
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size = (size + LARGE_PAGE_BYTES - 1) / LARGE_PAGE_BYTES;
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