函数源码

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source File:arch\x86\kernel\cpu\rdrand.c Create Date:2022-07-27 08:55:54
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// SPDX-License-Identifier: GPL-2.0-only
/*
 * This file is part of the Linux kernel.
 *
 * Copyright (c) 2011, Intel Corporation
 * Authors: Fenghua Yu <fenghua.yu@intel.com>,
 *          H. Peter Anvin <hpa@linux.intel.com>
 */
 
#include <asm/processor.h>
#include <asm/archrandom.h>
#include <asm/sections.h>
 
static int __init x86_rdrand_setup(char *s)
{
    setup_clear_cpu_cap(X86_FEATURE_RDRAND);
    setup_clear_cpu_cap(X86_FEATURE_RDSEED);
    return 1;
}