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authorPekka Enberg <penberg@cs.helsinki.fi>2010-05-08 18:33:03 +0300
committerIngo Molnar <mingo@elte.hu>2010-05-08 18:11:44 +0200
commite157eb8341e7885ff2d9f1620155e3da6e0c8f56 (patch)
tree9b893561aebe282cf54258d164ae192dbaf3a174 /tools/perf/builtin-report.c
parentc0614829c16ab9d31f1b7d40516decfbf3d32102 (diff)
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perf report: Document '--call-graph' better for usage
This patch improves 'perf report -h' output for the '--call-graph' command line option by enumerating the different output types. Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1273332783-4268-1-git-send-email-penberg@cs.helsinki.fi> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-report.c')
-rw-r--r--tools/perf/builtin-report.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 0152b54..196473b 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -457,7 +457,7 @@ static const struct option options[] = {
OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other,
"Only display entries with parent-match"),
OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent",
- "Display callchains using output_type and min percent threshold. "
+ "Display callchains using output_type (graph, flat, fractal, or none) and min percent threshold. "
"Default: fractal,0.5", &parse_callchain_opt, callchain_default_opt),
OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
"only consider symbols in these dsos"),