ftrace: add nop tracer
authorSteven Noonan <steven@uplinklabs.net>
Fri, 19 Sep 2008 10:06:43 +0000 (03:06 -0700)
committerIngo Molnar <mingo@elte.hu>
Tue, 14 Oct 2008 08:37:43 +0000 (10:37 +0200)
commitfb1b6d8b5154c692172a424e45fbd0573295cb93
treed9a7ad2c629a6133998402354e77cd721e4962b4
parent5bf9a1ee350a10feb94107de32a203d81fbbe706
ftrace: add nop tracer

A no-op tracer which can serve two purposes:

 1. A template for development of a new tracer.
 2. A convenient way to see ftrace_printk() calls without
    an irrelevant trace making the output messy.

[ mingo@elte.hu: resolved conflicts ]
Signed-off-by: Steven Noonan <steven@uplinklabs.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/trace/Kconfig
kernel/trace/Makefile
kernel/trace/trace.h
kernel/trace/trace_nop.c [new file with mode: 0644]
kernel/trace/trace_selftest.c