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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