Contributors: 4
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Eric Biggers |
237 |
97.93% |
7 |
70.00% |
| Song Liu |
3 |
1.24% |
1 |
10.00% |
| Luis R. Rodriguez |
1 |
0.41% |
1 |
10.00% |
| Joel Granados |
1 |
0.41% |
1 |
10.00% |
| Total |
242 |
|
10 |
|
// SPDX-License-Identifier: GPL-2.0
/*
* fs-verity module initialization and logging
*
* Copyright 2019 Google LLC
*/
#include "fsverity_private.h"
#include <linux/ratelimit.h>
#ifdef CONFIG_SYSCTL
static const struct ctl_table fsverity_sysctl_table[] = {
#ifdef CONFIG_FS_VERITY_BUILTIN_SIGNATURES
{
.procname = "require_signatures",
.data = &fsverity_require_signatures,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = SYSCTL_ZERO,
.extra2 = SYSCTL_ONE,
},
#endif
};
static void __init fsverity_init_sysctl(void)
{
register_sysctl_init("fs/verity", fsverity_sysctl_table);
}
#else /* CONFIG_SYSCTL */
static inline void fsverity_init_sysctl(void)
{
}
#endif /* !CONFIG_SYSCTL */
void fsverity_msg(const struct inode *inode, const char *level,
const char *fmt, ...)
{
static DEFINE_RATELIMIT_STATE(rs, DEFAULT_RATELIMIT_INTERVAL,
DEFAULT_RATELIMIT_BURST);
struct va_format vaf;
va_list args;
if (!__ratelimit(&rs))
return;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
if (inode)
printk("%sfs-verity (%s, inode %lu): %pV\n",
level, inode->i_sb->s_id, inode->i_ino, &vaf);
else
printk("%sfs-verity: %pV\n", level, &vaf);
va_end(args);
}
static int __init fsverity_init(void)
{
fsverity_check_hash_algs();
fsverity_init_info_cache();
fsverity_init_workqueue();
fsverity_init_sysctl();
fsverity_init_signature();
fsverity_init_bpf();
return 0;
}
late_initcall(fsverity_init)