pr_emerge

pr_emerg(fmt, ...); /* similar to printk(KERN_EMERG pr_fmt(fmt), ...); */
pr_alert(fmt, ...); /* similar to printk(KERN_ALERT pr_fmt(fmt), ...); */
pr_crit(fmt, ...); /* similar to printk(KERN_CRIT pr_fmt(fmt), ...); */
pr_err(fmt, ...); /* similar to printk(KERN_ERR pr_fmt(fmt), ...); */
pr_warning(fmt, ...); /* similar to printk(KERN_WARNING pr_fmt(fmt), ...); */
pr_warn(fmt, ...); /* similar to cu printk(KERN_WARNING pr_fmt(fmt), ...); */
pr_notice(fmt, ...); /* similar to printk(KERN_NOTICE pr_fmt(fmt), ...); */
pr_info(fmt, ...); /* similar to printk(KERN_INFO pr_fmt(fmt), ...); */