diff --git a/src/bpf.c b/src/bpf.c index bba48ff..b7c2cc1 100644 --- a/src/bpf.c +++ b/src/bpf.c @@ -458,6 +458,19 @@ int bpf_map_lookup_and_delete_elem(int fd, const void *key, void *value) return sys_bpf(BPF_MAP_LOOKUP_AND_DELETE_ELEM, &attr, sizeof(attr)); } +int bpf_map_lookup_and_delete_elem_flags(int fd, const void *key, void *value, __u64 flags) +{ + union bpf_attr attr; + + memset(&attr, 0, sizeof(attr)); + attr.map_fd = fd; + attr.key = ptr_to_u64(key); + attr.value = ptr_to_u64(value); + attr.flags = flags; + + return sys_bpf(BPF_MAP_LOOKUP_AND_DELETE_ELEM, &attr, sizeof(attr)); +} + int bpf_map_delete_elem(int fd, const void *key) { union bpf_attr attr; diff --git a/src/bpf.h b/src/bpf.h index 875dde2..4f758f8 100644 --- a/src/bpf.h +++ b/src/bpf.h @@ -124,6 +124,8 @@ LIBBPF_API int bpf_map_lookup_elem_flags(int fd, const void *key, void *value, __u64 flags); LIBBPF_API int bpf_map_lookup_and_delete_elem(int fd, const void *key, void *value); +LIBBPF_API int bpf_map_lookup_and_delete_elem_flags(int fd, const void *key, + void *value, __u64 flags); LIBBPF_API int bpf_map_delete_elem(int fd, const void *key); LIBBPF_API int bpf_map_get_next_key(int fd, const void *key, void *next_key); LIBBPF_API int bpf_map_freeze(int fd); diff --git a/src/libbpf.map b/src/libbpf.map index 2abef6f..0229e01 100644 --- a/src/libbpf.map +++ b/src/libbpf.map @@ -361,6 +361,7 @@ LIBBPF_0.4.0 { bpf_linker__new; bpf_map__initial_value; bpf_map__inner_map; + bpf_map_lookup_and_delete_elem_flags; bpf_object__gen_loader; bpf_object__set_kversion; bpf_tc_attach;