The following commit has been merged into the perf/urgent branch of tip:
Commit-ID: b0aaf4c8f31feb21de59df723231c286df2d6be3
Gitweb: https://git.kernel.org/tip/b0aaf4c8f31feb21de59df723231c286df2d6be3
Author: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxx>
AuthorDate: Thu, 13 Feb 2020 12:13:06 +05:30
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitterDate: Thu, 27 Feb 2020 10:45:19 -03:00
perf config: Document missing config options
While documenting annotate.show_nr_samples config option, I found many
other config options missing in perf-config documentation. Add them.
Signed-off-by: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Alexey Budankov <alexey.budankov@xxxxxxxxxxxxxxx>
Cc: Changbin Du <changbin.du@xxxxxxxxx>
Cc: Ian Rogers <irogers@xxxxxxxxxx>
Cc: Jin Yao <yao.jin@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Leo Yan <leo.yan@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Song Liu <songliubraving@xxxxxx>
Cc: Taeung Song <treeze.taeung@xxxxxxxxx>
Cc: Thomas Richter <tmricht@xxxxxxxxxxxxx>
Cc: Yisheng Xie <xieyisheng1@xxxxxxxxxx>
Link: http://lore.kernel.org/lkml/20200213064306.160480-9-ravi.bangoria@xxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/Documentation/perf-config.txt | 44 +++++++++++++++++++++++-
1 file changed, 44 insertions(+)
diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt
index 9dae0df..8ead555 100644
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -518,6 +518,12 @@ top.*::
column by default.
The default is 'true'.
+ top.call-graph::
+ This is identical to 'call-graph.record-mode', except it is
+ applicable only for 'top' subcommand. This option ONLY setup
+ the unwind method. To enable 'perf top' to actually use it,
+ the command line option -g must be specified.
+
man.*::
man.viewer::
This option can assign a tool to view manual pages when 'help'
@@ -545,6 +551,16 @@ record.*::
But if this option is 'no-cache', it will not update the build-id cache.
'skip' skips post-processing and does not update the cache.
+ record.call-graph::
+ This is identical to 'call-graph.record-mode', except it is
+ applicable only for 'record' subcommand. This option ONLY setup
+ the unwind method. To enable 'perf record' to actually use it,
+ the command line option -g must be specified.
+
+ record.aio::
+ Use 'n' control blocks in asynchronous (Posix AIO) trace writing
+ mode ('n' default: 1, max: 4).
+
diff.*::
diff.order::
This option sets the number of columns to sort the result.
@@ -594,6 +610,11 @@ trace.*::
"libbeauty", the default, to use the same argument beautifiers used in the
strace-like sys_enter+sys_exit lines.
+ftrace.*::
+ ftrace.tracer::
+ Can be used to select the default tracer. Possible values are
+ 'function' and 'function_graph'.
+
llvm.*::
llvm.clang-path::
Path to clang. If omit, search it from $PATH.
@@ -638,6 +659,29 @@ scripts.*::
The script gets the same options passed as a full perf script,
in particular -i perfdata file, --cpu, --tid
+convert.*::
+
+ convert.queue-size::
+ Limit the size of ordered_events queue, so we could control
+ allocation size of perf data files without proper finished
+ round events.
+
+intel-pt.*::
+
+ intel-pt.cache-divisor::
+
+ intel-pt.mispred-all::
+ If set, Intel PT decoder will set the mispred flag on all
+ branches.
+
+auxtrace.*::
+
+ auxtrace.dumpdir::
+ s390 only. The directory to save the auxiliary trace buffer
+ can be changed using this option. Ex, auxtrace.dumpdir=/tmp.
+ If the directory does not exist or has the wrong file type,
+ the current directory is used.
+
SEE ALSO
--------
linkperf:perf[1]
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