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Date: Mon, 21 Dec 2020 17:33:44 -0800 From: Cong Wang <xiyou.wangcong@...il.com> To: netdev@...r.kernel.org Cc: Cong Wang <cong.wang@...edance.com>, Andrey Ignatov <rdna@...com>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Dongdong Wang <wangdongdong.6@...edance.com> Subject: [Patch bpf-next v3 3/3] selftests/bpf: add timeout map check in map_ptr tests From: Cong Wang <cong.wang@...edance.com> Similar to regular hashmap test. Acked-by: Andrey Ignatov <rdna@...com> Cc: Alexei Starovoitov <ast@...nel.org> Cc: Daniel Borkmann <daniel@...earbox.net> Cc: Dongdong Wang <wangdongdong.6@...edance.com> Signed-off-by: Cong Wang <cong.wang@...edance.com> --- .../selftests/bpf/progs/map_ptr_kern.c | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/tools/testing/selftests/bpf/progs/map_ptr_kern.c b/tools/testing/selftests/bpf/progs/map_ptr_kern.c index d8850bc6a9f1..424a9e76c93f 100644 --- a/tools/testing/selftests/bpf/progs/map_ptr_kern.c +++ b/tools/testing/selftests/bpf/progs/map_ptr_kern.c @@ -648,6 +648,25 @@ static inline int check_ringbuf(void) return 1; } +struct { + __uint(type, BPF_MAP_TYPE_TIMEOUT_HASH); + __uint(max_entries, MAX_ENTRIES); + __type(key, __u32); + __type(value, __u32); +} m_timeout SEC(".maps"); + +static inline int check_timeout_hash(void) +{ + struct bpf_htab *timeout_hash = (struct bpf_htab *)&m_timeout; + struct bpf_map *map = (struct bpf_map *)&m_timeout; + + VERIFY(check_default(&timeout_hash->map, map)); + VERIFY(timeout_hash->n_buckets == MAX_ENTRIES); + VERIFY(timeout_hash->elem_size == 64); + + return 1; +} + SEC("cgroup_skb/egress") int cg_skb(void *ctx) { @@ -679,6 +698,7 @@ int cg_skb(void *ctx) VERIFY_TYPE(BPF_MAP_TYPE_SK_STORAGE, check_sk_storage); VERIFY_TYPE(BPF_MAP_TYPE_DEVMAP_HASH, check_devmap_hash); VERIFY_TYPE(BPF_MAP_TYPE_RINGBUF, check_ringbuf); + VERIFY_TYPE(BPF_MAP_TYPE_TIMEOUT_HASH, check_timeout_hash); return 1; } -- 2.25.1
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