Arnaldo Carvalho de Melo 32c0bd9624 blktrace: the ftrace interface needs CONFIG_TRACING
Impact: build fix

Also mention in the help text that blktrace now can be used using
the ftrace interface.

Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-01-27 14:30:36 +01:00
..
2008-12-29 08:28:43 +01:00