Messages in this thread Patch in this message | | | From | Zhenguo Yao <> | Subject | [BUG] hugetlbfs: Fix issue of preallocation of gigantic pages can't work | Date | Mon, 29 Nov 2021 21:38:03 +0800 |
| |
Preallocation of gigantic pages can't work bacause of commit:b5389086ad7b (hugetlbfs: extend the definition of hugepages parameter to support node allocation). When nid is NUMA_NO_NODE(-1), alloc_bootmem_huge_page will always return without doing allocation. Fix this by adding more check.
Signed-off-by: Zhenguo Yao <yaozhenguo1@gmail.com> --- mm/hugetlb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 60f9b6a9582e..6d1603387914 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2876,7 +2876,7 @@ int __alloc_bootmem_huge_page(struct hstate *h, int nid) struct huge_bootmem_page *m = NULL; /* initialize for clang */ int nr_nodes, node; - if (nid >= nr_online_nodes) + if (nid != NUMA_NO_NODE && nid >= nr_online_nodes) return 0; /* do node specific alloc */ if (nid != NUMA_NO_NODE) { -- 2.27.0
| |