trace-cmd: Add bash completion for "-{e|p|l|n|g}"

"-e", "-p" and "-{l|n|g}" are frequently used parameters in many
sub-commands, adding auto-completion support for them.

It may be very slow when triggering "-{l|n|g}" auto completion. However,
it's better than nothing.

Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
1 file changed