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| author | Peng Liu <liupeng256@huawei.com> | 2022-04-29 14:36:58 -0700 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-04-29 14:36:58 -0700 |
| commit | 30a514002db23fd630e3e52a2bdfb05c0de03378 (patch) | |
| tree | 5edd15146803fa92b7654e6bd2cef61211f5a188 | |
| parent | f81f6e4b5eedb41045fd0ccc8ea31f4f07ce0993 (diff) | |
| download | linux-30a514002db23fd630e3e52a2bdfb05c0de03378.tar.bz2 | |
mm: use for_each_online_node and node_online instead of open coding
Use more generic functions to deal with issues related to online nodes.
The changes will make the code simplified.
Link: https://lkml.kernel.org/r/20220429030218.644635-1-liupeng256@huawei.com
Signed-off-by: Peng Liu <liupeng256@huawei.com>
Suggested-by: Davidlohr Bueso <dave@stgolabs.net>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | arch/ia64/kernel/uncached.c | 2 | ||||
| -rw-r--r-- | mm/hugetlb.c | 4 | ||||
| -rw-r--r-- | mm/page_ext.c | 2 |
3 files changed, 4 insertions, 4 deletions
diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c index 816803636a75..a0fec82c56b8 100644 --- a/arch/ia64/kernel/uncached.c +++ b/arch/ia64/kernel/uncached.c @@ -261,7 +261,7 @@ static int __init uncached_init(void) { int nid; - for_each_node_state(nid, N_ONLINE) { + for_each_online_node(nid) { uncached_pools[nid].pool = gen_pool_create(PAGE_SHIFT, nid); mutex_init(&uncached_pools[nid].add_chunk_mutex); } diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 15b9faeb87ef..4ab62657acda 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -6971,7 +6971,7 @@ void __init hugetlb_cma_reserve(int order) if (hugetlb_cma_size_in_node[nid] == 0) continue; - if (!node_state(nid, N_ONLINE)) { + if (!node_online(nid)) { pr_warn("hugetlb_cma: invalid node %d specified\n", nid); hugetlb_cma_size -= hugetlb_cma_size_in_node[nid]; hugetlb_cma_size_in_node[nid] = 0; @@ -7010,7 +7010,7 @@ void __init hugetlb_cma_reserve(int order) } reserved = 0; - for_each_node_state(nid, N_ONLINE) { + for_each_online_node(nid) { int res; char name[CMA_MAX_NAME]; diff --git a/mm/page_ext.c b/mm/page_ext.c index 2e66d934d63f..3dc715d7ac29 100644 --- a/mm/page_ext.c +++ b/mm/page_ext.c @@ -320,7 +320,7 @@ static int __meminit online_page_ext(unsigned long start_pfn, * online__pages(), and start_pfn should exist. */ nid = pfn_to_nid(start_pfn); - VM_BUG_ON(!node_state(nid, N_ONLINE)); + VM_BUG_ON(!node_online(nid)); } for (pfn = start; !fail && pfn < end; pfn += PAGES_PER_SECTION) |