// SPDX-License-Identifier: GPL-2.0 /* * s390 arch random implementation. * * Copyright IBM Corp. 2017, 2020 * Author(s): Harald Freudenberger */ #include <linux/kernel.h> #include <linux/atomic.h> #include <linux/random.h> #include <linux/static_key.h> #include <asm/archrandom.h> #include <asm/cpacf.h> DEFINE_STATIC_KEY_FALSE(s390_arch_random_available); atomic64_t s390_arch_random_counter = ATOMIC64_INIT(0); EXPORT_SYMBOL(s390_arch_random_counter);