[7/9] perf-top: add option --bpf-event

Message ID 20190209012142.2177204-2-songliubraving@fb.com
State Changes Requested
Delegated to: BPF Maintainers
Headers show
Series
  • perf annotation of BPF programs
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Commit Message

Song Liu Feb. 9, 2019, 1:21 a.m.
bpf events are only tracked when opts->bpf_event is enabled. This patch
adds command line flag to enable this for perf-top.

Signed-off-by: Song Liu <songliubraving@fb.com>
---
 tools/perf/builtin-top.c | 1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 27d8d42e0a4d..5271d7211b9c 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1492,6 +1492,7 @@  int cmd_top(int argc, const char **argv)
 		    "Display raw encoding of assembly instructions (default)"),
 	OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
 		    "Enable kernel symbol demangling"),
+	OPT_BOOLEAN(0, "bpf-event", &opts->bpf_event, "record bpf events"),
 	OPT_STRING(0, "objdump", &top.annotation_opts.objdump_path, "path",
 		    "objdump binary to use for disassembly and annotations"),
 	OPT_STRING('M', "disassembler-style", &top.annotation_opts.disassembler_style, "disassembler style",