#include <stdarg.h>

Macros
#define	LOG_NONE 0
#define	LOG_EMERG 1
#define	LOG_ALERT 2
#define	LOG_CRIT 3
#define	LOG_ERR 4
#define	LOG_WARNING 5
#define	LOG_NOTICE 6
#define	LOG_INFO 7
#define	LOG_DEBUG 8
#define	LOGGER_DEFINE(module, name, _level)
#define	LOGGER_DECLARE(name)

Functions
int	vprintk (const char *fmt, va_list args)
	Writes a kernel message, with its arguments in a va_list.
int	printk (const char *fmt,...)
	Writes a kernel message, to the message buffer and the consoles.

Macro Definition Documentation

◆ LOG_ALERT

#define LOG_ALERT 2

Definition at line 13 of file printk.h.

◆ LOG_CRIT

#define LOG_CRIT 3

Definition at line 14 of file printk.h.

◆ LOG_DEBUG

#define LOG_DEBUG 8

Definition at line 19 of file printk.h.

Referenced by ext2_inode_alloc(), ext2_inode_build(), ext2_inode_sync(), ext2_write(), sys_accept(), sys_access(), sys_bind(), sys_chdir(), sys_chmod(), sys_chown(), sys_clock_gettime(), sys_close(), sys_connect(), sys_execve(), sys_exit(), sys_faccessat(), sys_fchdir(), sys_fchmod(), sys_fchmodat(), sys_fchown(), sys_fchownat(), sys_fcntl(), sys_flock(), sys_fork(), sys_fstat(), sys_fstatat(), sys_ftruncate(), sys_getcwd(), sys_getgid(), sys_getpeername(), sys_getpgrp(), sys_getpid(), sys_getppid(), sys_getsockname(), sys_getsockopt(), sys_gettimeofday(), sys_getuid(), sys_ioctl(), sys_isatty(), sys_kill(), sys_lchown(), sys_link(), sys_linkat(), sys_listen(), sys_lseek(), sys_lstat(), sys_mkdir(), sys_mknod(), sys_mknodat(), sys_mmap(), sys_mount(), sys_munmap(), sys_nanosleep(), sys_open(), sys_openat(), sys_pipe(), sys_poll(), sys_read(), sys_readdir(), sys_readlinkat(), sys_reboot(), sys_recv(), sys_renameat(), sys_rmdir(), sys_sbrk(), sys_select(), sys_send(), sys_setgid(), sys_sethostname(), sys_setitimer(), sys_setpgid(), sys_setsid(), sys_setsockopt(), sys_setuid(), sys_shutdown(), sys_sigaction(), sys_sigmask(), sys_sigreturn(), sys_sigsuspend(), sys_socket(), sys_stat(), sys_symlinkat(), sys_sync(), sys_sysconf(), sys_thread_create(), sys_thread_exit(), sys_thread_join(), sys_times(), sys_umask(), sys_uname(), sys_unlink(), sys_unlinkat(), sys_utimensat(), sys_waitpid(), sys_write(), vfs_close(), vfs_finddir(), vfs_ioctl(), vfs_lookup(), vfs_read_io(), vfs_readdir(), vfs_stat(), vfs_trunc(), and vfs_write_io().

◆ LOG_EMERG

#define LOG_EMERG 1

Definition at line 12 of file printk.h.

◆ LOG_ERR

#define LOG_ERR 4

Definition at line 15 of file printk.h.

◆ LOG_INFO

#define LOG_INFO 7

Definition at line 18 of file printk.h.

Referenced by vfs_init(), and vfs_install().

◆ LOG_NONE

#define LOG_NONE 0

Definition at line 11 of file printk.h.

◆ LOG_NOTICE

#define LOG_NOTICE 6

Definition at line 17 of file printk.h.

◆ LOG_WARNING

#define LOG_WARNING 5

Definition at line 16 of file printk.h.

◆ LOGGER_DECLARE

#define LOGGER_DECLARE ( name )

Value:

int name(int level, const char *fmt, ...);

Definition at line 42 of file printk.h.

Referenced by LOGGER_DECLARE().

◆ LOGGER_DEFINE

#define LOGGER_DEFINE	(	module,
		name,
		_level )

Value:

int name(int level, const char *fmt, ...) \
{ \
    if (level <= _level) { \
        va_list args; \
        va_start(args, fmt); \
        printk("%s: ", #module); \
        vprintk(fmt, args); \
        va_end(args); \
    } \
    return 0; \
}

Definition at line 28 of file printk.h.

Function Documentation

◆ printk()

int printk	(	const char *	fmt,
			... )

Writes a kernel message, to the message buffer and the consoles.

Parameters

fmt	the format (see the top of this file for what it supports)

Returns: what the early console's writes returned, added up

Definition at line 249 of file printk.c.

References printk(), va_end, va_list, va_start, and vprintk().

Referenced by aarch64_bad(), aarch64_init(), abort(), acpi_tables(), apic_route(), arch_stack_trace(), ata_detect_drive(), ata_poll(), ata_probe(), buddy_set_unusable(), buddy_setup(), cpio_load(), dma_transfer(), dump(), e1000_probe(), enqueue(), ext2_load(), fbdev_vesa_prope(), fdt_boot(), i8042_init(), initramfs_archiver_register(), isr_dispatch(), kargs_parse(), kdev_blkdev_register(), kdev_chrdev_register(), kdev_init(), kernel_ctrlaltdel(), kernel_reboot(), kfree(), kmain(), kmsgdev_write(), kvmem_guardtest(), kvmem_selftest(), load_ramdisk(), mm_page_fault(), mm_setup(), modules_init(), netif_config(), netif_register(), pci_assign(), pci_host_set(), pio_read_sectors(), platform_init(), pmap_init(), printk(), proc_kill(), scan_device(), sync_dispatch(), syscall_dispatch(), time_resync(), timer_setup(), uart_8250_attach(), uart_register(), vfs_mount_root_dev(), vm_object_page(), vnode_pages_update(), vt_probe(), x86_acpi_poweroff(), x86_apic_setup(), x86_clock_init(), x86_clock_ticks(), x86_cmos_setup(), x86_cpu_init(), x86_dump_registers(), x86_hpet_init(), x86_lapic_timer_setup(), x86_pc_irq_init(), x86_pic_setup(), x86_pit_delay(), x86_pit_period_set(), x86_pit_setup(), and x86_smp_init().

◆ vprintk()

int vprintk	(	const char *	fmt,
		va_list	args )

Writes a kernel message, with its arguments in a va_list.