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selftests/bpf: add more variations of map-in-map situations

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Add test cases validating usage of PERCPU_ARRAY and PERCPU_HASH maps as
inner maps.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Link: https://lore.kernel.org/r/20240515062440.846086-2-andrii@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Andrii Nakryiko 2024-05-14 23:24:40 -07:00 committed by Alexei Starovoitov
parent 9ee9822908
commit 2322113ac9
1 changed files with 10 additions and 0 deletions
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10
tools/testing/selftests/bpf/progs/map_kptr.c
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@ -110,10 +110,14 @@ DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_ARRAY_OF_MAPS, array_map, array_of_array_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_ARRAY_OF_MAPS, hash_map, array_of_hash_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_ARRAY_OF_MAPS, hash_malloc_map, array_of_hash_malloc_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_ARRAY_OF_MAPS, lru_hash_map, array_of_lru_hash_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_ARRAY_OF_MAPS, pcpu_array_map, array_of_pcpu_array_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_ARRAY_OF_MAPS, pcpu_hash_map, array_of_pcpu_hash_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_HASH_OF_MAPS, array_map, hash_of_array_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_HASH_OF_MAPS, hash_map, hash_of_hash_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_HASH_OF_MAPS, hash_malloc_map, hash_of_hash_malloc_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_HASH_OF_MAPS, lru_hash_map, hash_of_lru_hash_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_HASH_OF_MAPS, pcpu_array_map, hash_of_pcpu_array_maps);
DEFINE_MAP_OF_MAP(BPF_MAP_TYPE_HASH_OF_MAPS, pcpu_hash_map, hash_of_pcpu_hash_maps);
#define WRITE_ONCE(x, val) ((*(volatile typeof(x) *) &(x)) = (val))
@ -204,6 +208,8 @@ int test_map_kptr(struct __sk_buff *ctx)
TEST(hash_map);
TEST(hash_malloc_map);
TEST(lru_hash_map);
TEST(pcpu_array_map);
TEST(pcpu_hash_map);
#undef TEST
return 0;
@ -281,10 +287,14 @@ int test_map_in_map_kptr(struct __sk_buff *ctx)
TEST(array_of_hash_maps);
TEST(array_of_hash_malloc_maps);
TEST(array_of_lru_hash_maps);
TEST(array_of_pcpu_array_maps);
TEST(array_of_pcpu_hash_maps);
TEST(hash_of_array_maps);
TEST(hash_of_hash_maps);
TEST(hash_of_hash_malloc_maps);
TEST(hash_of_lru_hash_maps);
TEST(hash_of_pcpu_array_maps);
TEST(hash_of_pcpu_hash_maps);
#undef TEST
return 0;