doc: explain what is returned by h2o_socket_ebpf_setup()
@@ -373,7 +373,8 @@ int h2o_socket_set_df_bit(int fd, int domain);
static int h2o_socket_skip_tracing(h2o_socket_t *sock);
/**
- * Prepares eBPF maps. Requires root privileges and thus should be called before dropping the privileges.
+ * Prepares eBPF maps. Requires root privileges and thus should be called before dropping the privileges. Returns a boolean
+ * indicating if operation succeeded.
*/
int h2o_socket_ebpf_setup(void);
/**
