Commit-ID: ee7a112fbcc8edb4cf2f84ce5fcc2da7818fd4b8 Gitweb: https://git.kernel.org/tip/ee7a112fbcc8edb4cf2f84ce5fcc2da7818fd4b8 Author: Song Liu <songliubrav...@fb.com> AuthorDate: Mon, 11 Mar 2019 22:30:46 -0700 Committer: Arnaldo Carvalho de Melo <a...@redhat.com> CommitDate: Tue, 19 Mar 2019 16:52:07 -0300
perf top: Add option --no-bpf-event This patch adds option --no-bpf-event to 'perf top', which is the same as the option of 'perf record'. The following patches will use this option. Committer testing: # perf top -vv 2> /tmp/perf_event_attr.out # cat /tmp/perf_event_attr.out ------------------------------------------------------------ perf_event_attr: size 112 { sample_period, sample_freq } 4000 sample_type IP|TID|TIME|CPU|PERIOD read_format ID disabled 1 inherit 1 mmap 1 comm 1 freq 1 task 1 precise_ip 3 sample_id_all 1 exclude_guest 1 mmap2 1 comm_exec 1 ksymbol 1 bpf_event 1 ------------------------------------------------------------ # After this patch: # perf top --no-bpf-event -vv 2> /tmp/perf_event_attr.out # cat /tmp/perf_event_attr.out ------------------------------------------------------------ perf_event_attr: size 112 { sample_period, sample_freq } 4000 sample_type IP|TID|TIME|CPU|PERIOD read_format ID disabled 1 inherit 1 mmap 1 comm 1 freq 1 task 1 precise_ip 3 sample_id_all 1 exclude_guest 1 mmap2 1 comm_exec 1 ksymbol 1 ------------------------------------------------------------ # Signed-off-by: Song Liu <songliubrav...@fb.com> Tested-by: Arnaldo Carvalho de Melo <a...@redhat.com> Reviewed-by: Jiri Olsa <jo...@kernel.org> Cc: Alexei Starovoitov <a...@kernel.org> Cc: Daniel Borkmann <dan...@iogearbox.net> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Stanislav Fomichev <s...@google.com> Cc: kernel-t...@fb.com Link: http://lkml.kernel.org/r/20190312053051.2690567-11-songliubrav...@fb.com Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/builtin-top.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 77e6190211d2..c2ea22c4ea67 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -1469,6 +1469,7 @@ 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, "no-bpf-event", &top.record_opts.no_bpf_event, "do not 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",