function::printk(3stap) — Linux manual page

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

NAME         top

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

SYNOPSIS         top

           printk(level:long,msg:string)

ARGUMENTS         top

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

       msg
           The formatted message string

DESCRIPTION         top

       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.

SEE ALSO         top

       tapset::logging(3stap)

COLOPHON         top

       This page is part of the systemtap (a tracing and live-system
       analysis tool) project.  Information about the project can be
       found at ⟨https://sourceware.org/systemtap/⟩.  If you have a bug
       report for this manual page, send it to systemtap@sourceware.org.
       This page was obtained from the project's upstream Git repository
       ⟨git://sourceware.org/git/systemtap.git⟩ on 2025-08-11.  (At that
       time, the date of the most recent commit that was found in the
       repository was 2025-07-24.)  If you discover any rendering
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       (which is not part of the original manual page), send a mail to
       man-pages@man7.org

SystemTap Tapset Reference      April 2025        FUNCTION::PRINTK(3stap)

Pages that refer to this page: tapset::logging(3stap)

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