ftrace: inject markers via trace_marker file
authorPekka Paalanen <pq@iki.fi>
Tue, 16 Sep 2008 19:06:42 +0000 (22:06 +0300)
committerIngo Molnar <mingo@elte.hu>
Tue, 14 Oct 2008 08:37:20 +0000 (10:37 +0200)
commit5bf9a1ee350a10feb94107de32a203d81fbbe706
treeac6b11aaa35194aed9fe9f1403c9542d070d0c62
parent4427414170a63331a9cc36b9598502c5cdfe453b
ftrace: inject markers via trace_marker file

Allow a user to inject a marker (TRACE_PRINT entry) into the trace ring
buffer. The related file operations are derived from code by Frédéric
Weisbecker <fweisbec@gmail.com>.

Signed-off-by: Pekka Paalanen <pq@iki.fi>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Documentation/tracers/mmiotrace.txt
kernel/trace/trace.c
kernel/trace/trace.h