Update /debug/tracing/README

Some of the tracers have been renamed, which was not updated in the in-kernel
run-time README file. Update it.

Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
LKML-Reference: <200903231158.32151.knikanth@suse.de>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

authored by Nikanth Karthikesan and committed by Ingo Molnar bc2b6871 b0dfa978

+2 -2
+2 -2
kernel/trace/trace.c
··· 2369 2369 "# mkdir /debug\n" 2370 2370 "# mount -t debugfs nodev /debug\n\n" 2371 2371 "# cat /debug/tracing/available_tracers\n" 2372 - "wakeup preemptirqsoff preemptoff irqsoff ftrace sched_switch none\n\n" 2372 + "wakeup preemptirqsoff preemptoff irqsoff function sched_switch nop\n\n" 2373 2373 "# cat /debug/tracing/current_tracer\n" 2374 - "none\n" 2374 + "nop\n" 2375 2375 "# echo sched_switch > /debug/tracing/current_tracer\n" 2376 2376 "# cat /debug/tracing/current_tracer\n" 2377 2377 "sched_switch\n"