From: Ma Wupeng <mawupeng1@huawei.com> hulk inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I9UDJX -------------------------------- 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) -- 2.25.1