File: arch_random.c

package info (click to toggle)
linux 6.18.9-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 1,742,212 kB
  • sloc: ansic: 26,783,651; asm: 272,129; sh: 148,799; python: 79,242; makefile: 57,742; perl: 36,527; xml: 19,542; cpp: 5,911; yacc: 4,939; lex: 2,950; awk: 1,607; sed: 30; ruby: 25
file content (20 lines) | stat: -rw-r--r-- 489 bytes parent folder | download | duplicates (8)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
// SPDX-License-Identifier: GPL-2.0
/*
 * s390 arch random implementation.
 *
 * Copyright IBM Corp. 2017, 2020
 * Author(s): Harald Freudenberger
 */

#include <linux/export.h>
#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);