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-rw-r--r--tools/lib/bpf/bpf.c2
-rw-r--r--tools/lib/bpf/bpf.h2
-rw-r--r--tools/testing/selftests/bpf/bpf_sys.h11
-rw-r--r--tools/testing/selftests/bpf/test_lru_map.c2
-rw-r--r--tools/testing/selftests/bpf/test_maps.c34
5 files changed, 20 insertions, 31 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index eab8c6bfbf8f..f8a2b7fa7741 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -135,7 +135,7 @@ int bpf_map_delete_elem(int fd, const void *key)
return sys_bpf(BPF_MAP_DELETE_ELEM, &attr, sizeof(attr));
}
-int bpf_map_get_next_key(int fd, void *key, void *next_key)
+int bpf_map_get_next_key(int fd, const void *key, void *next_key)
{
union bpf_attr attr;
diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h
index f559f648db45..88f07c15423a 100644
--- a/tools/lib/bpf/bpf.h
+++ b/tools/lib/bpf/bpf.h
@@ -38,7 +38,7 @@ int bpf_map_update_elem(int fd, const void *key, const void *value,
int bpf_map_lookup_elem(int fd, const void *key, void *value);
int bpf_map_delete_elem(int fd, const void *key);
-int bpf_map_get_next_key(int fd, void *key, void *next_key);
+int bpf_map_get_next_key(int fd, const void *key, void *next_key);
int bpf_obj_pin(int fd, const char *pathname);
int bpf_obj_get(const char *pathname);
int bpf_prog_attach(int prog_fd, int attachable_fd, enum bpf_attach_type type);
diff --git a/tools/testing/selftests/bpf/bpf_sys.h b/tools/testing/selftests/bpf/bpf_sys.h
index 17581a42e1d9..aeff99f0a411 100644
--- a/tools/testing/selftests/bpf/bpf_sys.h
+++ b/tools/testing/selftests/bpf/bpf_sys.h
@@ -24,17 +24,6 @@ static inline int bpf(int cmd, union bpf_attr *attr, unsigned int size)
#endif
}
-static inline int bpf_map_next_key(int fd, const void *key, void *next_key)
-{
- union bpf_attr attr = {};
-
- attr.map_fd = fd;
- attr.key = bpf_ptr_to_u64(key);
- attr.next_key = bpf_ptr_to_u64(next_key);
-
- return bpf(BPF_MAP_GET_NEXT_KEY, &attr, sizeof(attr));
-}
-
static inline int bpf_map_create(enum bpf_map_type type, uint32_t size_key,
uint32_t size_value, uint32_t max_elem,
uint32_t flags)
diff --git a/tools/testing/selftests/bpf/test_lru_map.c b/tools/testing/selftests/bpf/test_lru_map.c
index 859c940a6e41..360f7e006eb6 100644
--- a/tools/testing/selftests/bpf/test_lru_map.c
+++ b/tools/testing/selftests/bpf/test_lru_map.c
@@ -46,7 +46,7 @@ static int map_subset(int map0, int map1)
unsigned long long value0[nr_cpus], value1[nr_cpus];
int ret;
- while (!bpf_map_next_key(map1, &next_key, &next_key)) {
+ while (!bpf_map_get_next_key(map1, &next_key, &next_key)) {
assert(!bpf_map_lookup_elem(map1, &next_key, value1));
ret = bpf_map_lookup_elem(map0, &next_key, value0);
if (ret) {
diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
index 0f9f90455375..be52c808d6cf 100644
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -89,11 +89,11 @@ static void test_hashmap(int task, void *data)
assert(bpf_map_delete_elem(fd, &key) == -1 && errno == ENOENT);
/* Iterate over two elements. */
- assert(bpf_map_next_key(fd, &key, &next_key) == 0 &&
+ assert(bpf_map_get_next_key(fd, &key, &next_key) == 0 &&
(next_key == 1 || next_key == 2));
- assert(bpf_map_next_key(fd, &next_key, &next_key) == 0 &&
+ assert(bpf_map_get_next_key(fd, &next_key, &next_key) == 0 &&
(next_key == 1 || next_key == 2));
- assert(bpf_map_next_key(fd, &next_key, &next_key) == -1 &&
+ assert(bpf_map_get_next_key(fd, &next_key, &next_key) == -1 &&
errno == ENOENT);
/* Delete both elements. */
@@ -105,7 +105,7 @@ static void test_hashmap(int task, void *data)
key = 0;
/* Check that map is empty. */
- assert(bpf_map_next_key(fd, &key, &next_key) == -1 &&
+ assert(bpf_map_get_next_key(fd, &key, &next_key) == -1 &&
errno == ENOENT);
close(fd);
@@ -175,7 +175,7 @@ static void test_hashmap_percpu(int task, void *data)
assert(bpf_map_delete_elem(fd, &key) == -1 && errno == ENOENT);
/* Iterate over two elements. */
- while (!bpf_map_next_key(fd, &key, &next_key)) {
+ while (!bpf_map_get_next_key(fd, &key, &next_key)) {
assert((expected_key_mask & next_key) == next_key);
expected_key_mask &= ~next_key;
@@ -201,7 +201,7 @@ static void test_hashmap_percpu(int task, void *data)
key = 0;
/* Check that map is empty. */
- assert(bpf_map_next_key(fd, &key, &next_key) == -1 &&
+ assert(bpf_map_get_next_key(fd, &key, &next_key) == -1 &&
errno == ENOENT);
close(fd);
@@ -246,11 +246,11 @@ static void test_arraymap(int task, void *data)
assert(bpf_map_lookup_elem(fd, &key, &value) == -1 && errno == ENOENT);
/* Iterate over two elements. */
- assert(bpf_map_next_key(fd, &key, &next_key) == 0 &&
+ assert(bpf_map_get_next_key(fd, &key, &next_key) == 0 &&
next_key == 0);
- assert(bpf_map_next_key(fd, &next_key, &next_key) == 0 &&
+ assert(bpf_map_get_next_key(fd, &next_key, &next_key) == 0 &&
next_key == 1);
- assert(bpf_map_next_key(fd, &next_key, &next_key) == -1 &&
+ assert(bpf_map_get_next_key(fd, &next_key, &next_key) == -1 &&
errno == ENOENT);
/* Delete shouldn't succeed. */
@@ -301,11 +301,11 @@ static void test_arraymap_percpu(int task, void *data)
assert(bpf_map_lookup_elem(fd, &key, values) == -1 && errno == ENOENT);
/* Iterate over two elements. */
- assert(bpf_map_next_key(fd, &key, &next_key) == 0 &&
+ assert(bpf_map_get_next_key(fd, &key, &next_key) == 0 &&
next_key == 0);
- assert(bpf_map_next_key(fd, &next_key, &next_key) == 0 &&
+ assert(bpf_map_get_next_key(fd, &next_key, &next_key) == 0 &&
next_key == 1);
- assert(bpf_map_next_key(fd, &next_key, &next_key) == -1 &&
+ assert(bpf_map_get_next_key(fd, &next_key, &next_key) == -1 &&
errno == ENOENT);
/* Delete shouldn't succeed. */
@@ -380,8 +380,8 @@ static void test_map_large(void)
/* Iterate through all elements. */
for (i = 0; i < MAP_SIZE; i++)
- assert(bpf_map_next_key(fd, &key, &key) == 0);
- assert(bpf_map_next_key(fd, &key, &key) == -1 && errno == ENOENT);
+ assert(bpf_map_get_next_key(fd, &key, &key) == 0);
+ assert(bpf_map_get_next_key(fd, &key, &key) == -1 && errno == ENOENT);
key.c = 0;
assert(bpf_map_lookup_elem(fd, &key, &value) == 0 && value == 0);
@@ -479,8 +479,8 @@ static void test_map_parallel(void)
/* Check that all elements were inserted. */
key = -1;
for (i = 0; i < MAP_SIZE; i++)
- assert(bpf_map_next_key(fd, &key, &key) == 0);
- assert(bpf_map_next_key(fd, &key, &key) == -1 && errno == ENOENT);
+ assert(bpf_map_get_next_key(fd, &key, &key) == 0);
+ assert(bpf_map_get_next_key(fd, &key, &key) == -1 && errno == ENOENT);
/* Another check for all elements */
for (i = 0; i < MAP_SIZE; i++) {
@@ -496,7 +496,7 @@ static void test_map_parallel(void)
/* Nothing should be left. */
key = -1;
- assert(bpf_map_next_key(fd, &key, &key) == -1 && errno == ENOENT);
+ assert(bpf_map_get_next_key(fd, &key, &key) == -1 && errno == ENOENT);
}
static void run_all_tests(void)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 19:35:20 +0100