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