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| author |   Namhyung Kim <namhyung@kernel.org> | 2014-06-13 01:23:50 +0900 |
|---|---|---|
| committer |   Steven Rostedt <rostedt@goodmis.org> | 2014-07-01 07:13:43 -0400 |
| commit | 0d7d9a16ce112687487fadb2b490519b45f6c70e (patch) | |
| tree | 922106d89d496b31949eff36d28b2f060077ad37 /Documentation/kernel-parameters.txt | |
| parent | tracing: Convert pr_warning() to pr_warn() in trace_events.c (diff) | |
| download | linux-dev-0d7d9a16ce112687487fadb2b490519b45f6c70e.tar.xz linux-dev-0d7d9a16ce112687487fadb2b490519b45f6c70e.zip | |
tracing: Add ftrace_graph_notrace boot parameter
The ftrace_graph_notrace option is for specifying notrace filter for
function graph tracer at boot time. It can be altered after boot
using set_graph_notrace file on the debugfs.
Link: http://lkml.kernel.org/p/1402590233-22321-2-git-send-email-namhyung@kernel.org
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index c1b9aa8c5a52..19c0a9096a02 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1097,6 +1097,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted. that can be changed at run time by the set_graph_function file in the debugfs tracing directory. + ftrace_graph_notrace=[function-list] + [FTRACE] Do not trace from the functions specified in + function-list. This list is a comma separated list of + functions that can be changed at run time by the + set_graph_notrace file in the debugfs tracing directory. + gamecon.map[2|3]= [HW,JOY] Multisystem joystick and NES/SNES/PSX pad support via parallel port (up to 5 devices per port) |