From: Ma Wupeng mawupeng1@huawei.com
hulk inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I9UDJX
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Commit b951aaff5035 (mm: enable page allocation tagging) export alloc_contig_pages in mainline linux, in order to alloc continue page which buddy system can not handle. Export it.
Signed-off-by: Ma Wupeng mawupeng1@huawei.com --- mm/page_alloc.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 1ba392f11e6b..8dc3ba5bd56c 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -9356,6 +9356,7 @@ struct page *alloc_contig_pages(unsigned long nr_pages, gfp_t gfp_mask, } return NULL; } +EXPORT_SYMBOL(alloc_contig_pages); #endif /* CONFIG_CONTIG_ALLOC */
void free_contig_range(unsigned long pfn, unsigned int nr_pages)