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61 lines
1.1 KiB
61 lines
1.1 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* fs-verity module initialization and logging |
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* |
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* Copyright 2019 Google LLC |
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*/ |
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#include "fsverity_private.h" |
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#include <linux/ratelimit.h> |
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void fsverity_msg(const struct inode *inode, const char *level, |
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const char *fmt, ...) |
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{ |
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static DEFINE_RATELIMIT_STATE(rs, DEFAULT_RATELIMIT_INTERVAL, |
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DEFAULT_RATELIMIT_BURST); |
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struct va_format vaf; |
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va_list args; |
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if (!__ratelimit(&rs)) |
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return; |
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va_start(args, fmt); |
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vaf.fmt = fmt; |
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vaf.va = &args; |
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if (inode) |
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printk("%sfs-verity (%s, inode %lu): %pV\n", |
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level, inode->i_sb->s_id, inode->i_ino, &vaf); |
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else |
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printk("%sfs-verity: %pV\n", level, &vaf); |
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va_end(args); |
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} |
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static int __init fsverity_init(void) |
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{ |
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int err; |
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fsverity_check_hash_algs(); |
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err = fsverity_init_info_cache(); |
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if (err) |
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return err; |
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err = fsverity_init_workqueue(); |
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if (err) |
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goto err_exit_info_cache; |
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err = fsverity_init_signature(); |
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if (err) |
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goto err_exit_workqueue; |
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pr_debug("Initialized fs-verity\n"); |
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return 0; |
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err_exit_workqueue: |
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fsverity_exit_workqueue(); |
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err_exit_info_cache: |
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fsverity_exit_info_cache(); |
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return err; |
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} |
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late_initcall(fsverity_init)
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