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authorMiaohe Lin <linmiaohe@huawei.com>2022-07-29 11:01:05 +0300
committerAndrew Morton <akpm@linux-foundation.org>2022-09-12 06:25:53 +0300
commit99249387cf0d1e4525887c2292c4249edf0d8eea (patch)
treefca5102638729f040c7fe829fad41623fc212e5a
parent736a8ccce99c633b2457996bb9bf2cefff0db43d (diff)
downloadlinux-99249387cf0d1e4525887c2292c4249edf0d8eea.tar.xz
hugetlb_cgroup: use helper macro NUMA_NO_NODE
It's better to use NUMA_NO_NODE instead of magic number -1. Minor readability improvement. Link: https://lkml.kernel.org/r/20220729080106.12752-5-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: Mina Almasry <almasrymina@google.com> Cc: Mike Kravetz <mike.kravetz@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--mm/hugetlb_cgroup.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/hugetlb_cgroup.c b/mm/hugetlb_cgroup.c
index 01a709468937..2affccfe59f1 100644
--- a/mm/hugetlb_cgroup.c
+++ b/mm/hugetlb_cgroup.c
@@ -154,9 +154,9 @@ hugetlb_cgroup_css_alloc(struct cgroup_subsys_state *parent_css)
* function.
*/
for_each_node(node) {
- /* Set node_to_alloc to -1 for offline nodes. */
+ /* Set node_to_alloc to NUMA_NO_NODE for offline nodes. */
int node_to_alloc =
- node_state(node, N_NORMAL_MEMORY) ? node : -1;
+ node_state(node, N_NORMAL_MEMORY) ? node : NUMA_NO_NODE;
h_cgroup->nodeinfo[node] =
kzalloc_node(sizeof(struct hugetlb_cgroup_per_node),
GFP_KERNEL, node_to_alloc);