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e3f12f0602
kernel/printk/printk.c:365:1: warning: symbol 'log_wait' was not declared. Should it be static? Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: John Ogness <john.ogness@linutronix.de> Reviewed-by: Sergey Senozhatsky <senozhatsky@chromium.org> Reviewed-by: Petr Mladek <pmladek@suse.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Petr Mladek <pmladek@suse.com> Link: https://lore.kernel.org/r/20220924000454.3319186-3-john.ogness@linutronix.de
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/* Syslog internals
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*
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* Copyright 2010 Canonical, Ltd.
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* Author: Kees Cook <kees.cook@canonical.com>
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*/
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#ifndef _LINUX_SYSLOG_H
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#define _LINUX_SYSLOG_H
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#include <linux/wait.h>
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/* Close the log. Currently a NOP. */
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#define SYSLOG_ACTION_CLOSE 0
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/* Open the log. Currently a NOP. */
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#define SYSLOG_ACTION_OPEN 1
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/* Read from the log. */
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#define SYSLOG_ACTION_READ 2
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/* Read all messages remaining in the ring buffer. */
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#define SYSLOG_ACTION_READ_ALL 3
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/* Read and clear all messages remaining in the ring buffer */
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#define SYSLOG_ACTION_READ_CLEAR 4
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/* Clear ring buffer. */
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#define SYSLOG_ACTION_CLEAR 5
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/* Disable printk's to console */
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#define SYSLOG_ACTION_CONSOLE_OFF 6
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/* Enable printk's to console */
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#define SYSLOG_ACTION_CONSOLE_ON 7
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/* Set level of messages printed to console */
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#define SYSLOG_ACTION_CONSOLE_LEVEL 8
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/* Return number of unread characters in the log buffer */
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#define SYSLOG_ACTION_SIZE_UNREAD 9
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/* Return size of the log buffer */
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#define SYSLOG_ACTION_SIZE_BUFFER 10
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#define SYSLOG_FROM_READER 0
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#define SYSLOG_FROM_PROC 1
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int do_syslog(int type, char __user *buf, int count, int source);
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extern wait_queue_head_t log_wait;
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#endif /* _LINUX_SYSLOG_H */
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