vdso_rng_data
static __always_inline const struct vdso_rng_data *__arch_get_vdso_u_rng_data(void)
struct vdso_rng_data *data;
static __always_inline const struct vdso_rng_data *__arch_get_vdso_u_rng_data(void)
extern struct vdso_rng_data vdso_u_rng_data __attribute__((visibility("hidden")));
extern struct vdso_rng_data *vdso_k_rng_data;
struct vdso_rng_data *vdso_k_rng_data __ro_after_init =
static_assert(sizeof(struct vdso_rng_data) <= PAGE_SIZE);
__cvdso_getrandom_data(const struct vdso_rng_data *rng_info, void *buffer, size_t len,