Commit 8110c42f authored Mar 30, 2024 by Liu Shixin

mm/dynamic_pool: don't set subpool for page from dynamic pool

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I9CDZZ



--------------------------------

Dynamic pool has individual resv_huge_pages value, don't account the page
into subpool. The subpool record in page is only used when free the page,
so there is no other effects.

Signed-off-by: Liu Shixin <liushixin2@huawei.com>

parent 9532dabe

mm/hugetlb.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -3258,6 +3258,7 @@ struct folio alloc_hugetlb_folio(struct vm_area_struct vma,

		spin_unlock_irq(&hugetlb_lock);

		if (!page_from_dynamic_pool(folio_page(folio, 0)))
		hugetlb_set_folio_subpool(folio, spool);

		map_commit = vma_commit_reservation(h, vma, addr);