trace-cmd list: Add --proto option to show fuction prototype

If BTF is available and the user adds --proto to the command line, the
function list (-f) will include the prototypes of the functions.

Link: https://lore.kernel.org/20260202181333.0b2f8f5f@gandalf.local.home
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
4 files changed