function::ftrace
Send a message to the ftrace ring-buffer
- Provided by: systemtap-doc (Version: 5.0-2ubuntu1)
- Source: systemtap
- Report a bug
SYNOPSIS
ftrace(msg:string)
ARGUMENTS
msg
The formatted message string
DESCRIPTION
If the ftrace ring-buffer is configured & available, see /debugfs/tracing/trace for the message. Otherwise, the message may be quietly dropped. An implicit end-of-line is added.