exclusive_console 272 kernel/printk/printk.c static struct console *exclusive_console; exclusive_console 1807 kernel/printk/printk.c if (exclusive_console && con != exclusive_console) exclusive_console 2471 kernel/printk/printk.c if (unlikely(exclusive_console && exclusive_console 2473 kernel/printk/printk.c exclusive_console = NULL; exclusive_console 2810 kernel/printk/printk.c exclusive_console = newcon;