[PATCH bpf-next v7 13/34] bpf: memcg-based memory accounting for lpm_trie maps
From: Roman Gushchin <hidden>
Date: 2020-11-19 17:40:36
Also in:
bpf, linux-mm, lkml
Subsystem:
bpf [general] (safe dynamic programs and tools), the rest · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Linus Torvalds
Include lpm trie and lpm trie node objects into the memcg-based memory accounting. Signed-off-by: Roman Gushchin <redacted> --- kernel/bpf/lpm_trie.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/kernel/bpf/lpm_trie.c b/kernel/bpf/lpm_trie.c
index 00e32f2ec3e6..a7d1e5cb80da 100644
--- a/kernel/bpf/lpm_trie.c
+++ b/kernel/bpf/lpm_trie.c@@ -282,8 +282,9 @@ static struct lpm_trie_node *lpm_trie_node_alloc(const struct lpm_trie *trie, if (value) size += trie->map.value_size; - node = kmalloc_node(size, GFP_ATOMIC | __GFP_NOWARN, - trie->map.numa_node); + node = bpf_map_kmalloc_node(&trie->map, size, + GFP_ATOMIC | __GFP_NOWARN | __GFP_ACCOUNT, + trie->map.numa_node); if (!node) return NULL;
@@ -557,7 +558,7 @@ static struct bpf_map *trie_alloc(union bpf_attr *attr) attr->value_size > LPM_VAL_SIZE_MAX) return ERR_PTR(-EINVAL); - trie = kzalloc(sizeof(*trie), GFP_USER | __GFP_NOWARN); + trie = kzalloc(sizeof(*trie), GFP_USER | __GFP_NOWARN | __GFP_ACCOUNT); if (!trie) return ERR_PTR(-ENOMEM);
--
2.26.2