FUNCTION::PRINTK(3stap) Logging Tapset FUNCTION::PRINTK(3stap)

NAME function::printk - Send a message to the kernel trace buffer

SYNOPSIS printk(level:long,msg:string)

ARGUMENTS level an integer for the severity level (0=KERN_EMERG ... 7=KERN_DEBUG)

msg The formatted message string

DESCRIPTION Print a line of text to the kernel dmesg/console with the given severity. An implicit end-of-line is added. This function may not be safely called from all kernel probe contexts, so is restricted to guru mode only.

SystemTap Tapset Reference October 2012 FUNCTION::PRINTK(3stap)