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// SPDX-License-Identifier: GPL-2.0-or-later
/* Error injection handling.
*
* Copyright (C) 2021 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*/
#include <linux/sysctl.h>
#include "internal.h"
unsigned int cachefiles_error_injection_state;
static struct ctl_table_header *cachefiles_sysctl;
static struct ctl_table cachefiles_sysctls[] = {
{
.procname = "error_injection",
.data = &cachefiles_error_injection_state,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = proc_douintvec,
},
{}
};
int __init cachefiles_register_error_injection(void)
{
cachefiles_sysctl = register_sysctl("cachefiles", cachefiles_sysctls);
if (!cachefiles_sysctl)
return -ENOMEM;
return 0;
}
void cachefiles_unregister_error_injection(void)
{
unregister_sysctl_table(cachefiles_sysctl);
}
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