From: Changbin Du Date: Tue, 18 Apr 2023 03:18:25 +0000 (+0800) Subject: perf script: Add new output field 'dsoff' to print dso offset X-Git-Tag: v6.6.17~4410^2~306 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=af9eb56bfed273a85b8c3f99d3ed7ff979c36ae0;p=platform%2Fkernel%2Flinux-rpi.git perf script: Add new output field 'dsoff' to print dso offset This adds a new 'dsoff' field to print dso offset for resolved symbols, and the offset is appended to dso name. Default output: $ perf script ls 2695501 3011030.487017: 500000 cycles: 152cc73ef4b5 get_common_indices.constprop.0+0x155 (/usr/lib/x86_64-linux-gnu/ld-2.31.so) ls 2695501 3011030.487018: 500000 cycles: ffffffff99045b3e [unknown] ([unknown]) ls 2695501 3011030.487018: 500000 cycles: ffffffff9968e107 [unknown] ([unknown]) ls 2695501 3011030.487018: 500000 cycles: ffffffffc1f54afb [unknown] ([unknown]) ls 2695501 3011030.487018: 500000 cycles: ffffffff9968382f [unknown] ([unknown]) ls 2695501 3011030.487019: 500000 cycles: ffffffff99e00094 [unknown] ([unknown]) ls 2695501 3011030.487019: 500000 cycles: 152cc718a8d0 __errno_location@plt+0x0 (/usr/lib/x86_64-linux-gnu/libselinux.so.1) Display 'dsoff' field: $ perf script -F +dsoff ls 2695501 3011030.487017: 500000 cycles: 152cc73ef4b5 get_common_indices.constprop.0+0x155 (/usr/lib/x86_64-linux-gnu/ld-2.31.so+0x1c4b5) ls 2695501 3011030.487018: 500000 cycles: ffffffff99045b3e [unknown] ([unknown]) ls 2695501 3011030.487018: 500000 cycles: ffffffff9968e107 [unknown] ([unknown]) ls 2695501 3011030.487018: 500000 cycles: ffffffffc1f54afb [unknown] ([unknown]) ls 2695501 3011030.487018: 500000 cycles: ffffffff9968382f [unknown] ([unknown]) ls 2695501 3011030.487019: 500000 cycles: ffffffff99e00094 [unknown] ([unknown]) ls 2695501 3011030.487019: 500000 cycles: 152cc718a8d0 __errno_location@plt+0x0 (/usr/lib/x86_64-linux-gnu/libselinux.so.1+0x68d0) ls 2695501 3011030.487019: 500000 cycles: ffffffff992a6db0 [unknown] ([unknown]) Signed-off-by: Changbin Du Acked-by: Adrian Hunter Cc: Alexander Shishkin Cc: Hui Wang Cc: Ian Rogers Cc: Ingo Molnar Cc: Jiri Olsa Cc: Mark Rutland Cc: Namhyung Kim Cc: Peter Zijlstra Link: https://lore.kernel.org/r/20230418031825.1262579-4-changbin.du@huawei.com Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 777a0d8..ff9a52e 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -130,7 +130,7 @@ OPTIONS -F:: --fields:: Comma separated list of fields to print. Options are: - comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr, symoff, + comm, tid, pid, time, cpu, event, trace, ip, sym, dso, dsoff, addr, symoff, srcline, period, iregs, uregs, brstack, brstacksym, flags, bpf-output, brstackinsn, brstackinsnlen, brstackoff, callindent, insn, insnlen, synth, phys_addr, metric, misc, srccode, ipc, data_page_size, code_page_size, ins_lat, diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index c57be48..029d5a5 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -133,6 +133,7 @@ enum perf_output_field { PERF_OUTPUT_VCPU = 1ULL << 38, PERF_OUTPUT_CGROUP = 1ULL << 39, PERF_OUTPUT_RETIRE_LAT = 1ULL << 40, + PERF_OUTPUT_DSOFF = 1ULL << 41, }; struct perf_script { @@ -174,6 +175,7 @@ struct output_option { {.str = "ip", .field = PERF_OUTPUT_IP}, {.str = "sym", .field = PERF_OUTPUT_SYM}, {.str = "dso", .field = PERF_OUTPUT_DSO}, + {.str = "dsoff", .field = PERF_OUTPUT_DSOFF}, {.str = "addr", .field = PERF_OUTPUT_ADDR}, {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, {.str = "srcline", .field = PERF_OUTPUT_SRCLINE}, @@ -574,6 +576,9 @@ static void set_print_ip_opts(struct perf_event_attr *attr) if (PRINT_FIELD(DSO)) output[type].print_ip_opts |= EVSEL__PRINT_DSO; + if (PRINT_FIELD(DSOFF)) + output[type].print_ip_opts |= EVSEL__PRINT_DSOFF; + if (PRINT_FIELD(SYMOFFSET)) output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET; @@ -627,6 +632,10 @@ static int perf_session__check_output_opt(struct perf_session *session) if (evsel == NULL) continue; + /* 'dsoff' implys 'dso' field */ + if (output[j].fields & PERF_OUTPUT_DSOFF) + output[j].fields |= PERF_OUTPUT_DSO; + set_print_ip_opts(&evsel->core.attr); tod |= output[j].fields & PERF_OUTPUT_TOD; } @@ -929,18 +938,12 @@ static int perf_sample__fprintf_brstack(struct perf_sample *sample, } printed += fprintf(fp, " 0x%"PRIx64, from); - if (PRINT_FIELD(DSO)) { - printed += fprintf(fp, "("); - printed += map__fprintf_dsoname(alf.map, fp); - printed += fprintf(fp, ")"); - } + if (PRINT_FIELD(DSO)) + printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); printed += fprintf(fp, "/0x%"PRIx64, to); - if (PRINT_FIELD(DSO)) { - printed += fprintf(fp, "("); - printed += map__fprintf_dsoname(alt.map, fp); - printed += fprintf(fp, ")"); - } + if (PRINT_FIELD(DSO)) + printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); printed += print_bstack_flags(fp, entries + i); } @@ -972,18 +975,12 @@ static int perf_sample__fprintf_brstacksym(struct perf_sample *sample, thread__find_symbol_fb(thread, sample->cpumode, to, &alt); printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp); - if (PRINT_FIELD(DSO)) { - printed += fprintf(fp, "("); - printed += map__fprintf_dsoname(alf.map, fp); - printed += fprintf(fp, ")"); - } + if (PRINT_FIELD(DSO)) + printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); printed += fprintf(fp, "%c", '/'); printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp); - if (PRINT_FIELD(DSO)) { - printed += fprintf(fp, "("); - printed += map__fprintf_dsoname(alt.map, fp); - printed += fprintf(fp, ")"); - } + if (PRINT_FIELD(DSO)) + printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); printed += print_bstack_flags(fp, entries + i); } @@ -1019,17 +1016,11 @@ static int perf_sample__fprintf_brstackoff(struct perf_sample *sample, to = map__dso_map_ip(alt.map, to); printed += fprintf(fp, " 0x%"PRIx64, from); - if (PRINT_FIELD(DSO)) { - printed += fprintf(fp, "("); - printed += map__fprintf_dsoname(alf.map, fp); - printed += fprintf(fp, ")"); - } + if (PRINT_FIELD(DSO)) + printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); printed += fprintf(fp, "/0x%"PRIx64, to); - if (PRINT_FIELD(DSO)) { - printed += fprintf(fp, "("); - printed += map__fprintf_dsoname(alt.map, fp); - printed += fprintf(fp, ")"); - } + if (PRINT_FIELD(DSO)) + printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); printed += print_bstack_flags(fp, entries + i); } @@ -1393,11 +1384,8 @@ static int perf_sample__fprintf_addr(struct perf_sample *sample, printed += symbol__fprintf_symname(al.sym, fp); } - if (PRINT_FIELD(DSO)) { - printed += fprintf(fp, " ("); - printed += map__fprintf_dsoname(al.map, fp); - printed += fprintf(fp, ")"); - } + if (PRINT_FIELD(DSO)) + printed += map__fprintf_dsoname_dsoff(al.map, PRINT_FIELD(DSOFF), al.addr, fp); out: return printed; } @@ -3883,7 +3871,7 @@ int cmd_script(int argc, const char **argv) "comma separated output fields prepend with 'type:'. " "+field to add and -field to remove." "Valid types: hw,sw,trace,raw,synth. " - "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso," + "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,dsoff" "addr,symoff,srcline,period,iregs,uregs,brstack," "brstacksym,flags,data_src,weight,bpf-output,brstackinsn," "brstackinsnlen,brstackoff,callindent,insn,insnlen,synth," diff --git a/tools/perf/util/evsel_fprintf.c b/tools/perf/util/evsel_fprintf.c index cc80ec5..79e42d6 100644 --- a/tools/perf/util/evsel_fprintf.c +++ b/tools/perf/util/evsel_fprintf.c @@ -116,6 +116,7 @@ int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment, int print_ip = print_opts & EVSEL__PRINT_IP; int print_sym = print_opts & EVSEL__PRINT_SYM; int print_dso = print_opts & EVSEL__PRINT_DSO; + int print_dsoff = print_opts & EVSEL__PRINT_DSOFF; int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET; int print_oneline = print_opts & EVSEL__PRINT_ONELINE; int print_srcline = print_opts & EVSEL__PRINT_SRCLINE; @@ -171,11 +172,8 @@ int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment, } } - if (print_dso && (!sym || !sym->inlined)) { - printed += fprintf(fp, " ("); - printed += map__fprintf_dsoname(map, fp); - printed += fprintf(fp, ")"); - } + if (print_dso && (!sym || !sym->inlined)) + printed += map__fprintf_dsoname_dsoff(map, print_dsoff, addr, fp); if (print_srcline) printed += map__fprintf_srcline(map, addr, "\n ", fp); @@ -209,6 +207,7 @@ int sample__fprintf_sym(struct perf_sample *sample, struct addr_location *al, int print_ip = print_opts & EVSEL__PRINT_IP; int print_sym = print_opts & EVSEL__PRINT_SYM; int print_dso = print_opts & EVSEL__PRINT_DSO; + int print_dsoff = print_opts & EVSEL__PRINT_DSOFF; int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET; int print_srcline = print_opts & EVSEL__PRINT_SRCLINE; int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR; @@ -234,11 +233,8 @@ int sample__fprintf_sym(struct perf_sample *sample, struct addr_location *al, } } - if (print_dso) { - printed += fprintf(fp, " ("); - printed += map__fprintf_dsoname(al->map, fp); - printed += fprintf(fp, ")"); - } + if (print_dso) + printed += map__fprintf_dsoname_dsoff(al->map, print_dsoff, al->addr, fp); if (print_srcline) printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp); diff --git a/tools/perf/util/evsel_fprintf.h b/tools/perf/util/evsel_fprintf.h index 3093d09..c8a9fac 100644 --- a/tools/perf/util/evsel_fprintf.h +++ b/tools/perf/util/evsel_fprintf.h @@ -26,6 +26,7 @@ int evsel__fprintf(struct evsel *evsel, struct perf_attr_details *details, FILE #define EVSEL__PRINT_UNKNOWN_AS_ADDR (1<<6) #define EVSEL__PRINT_CALLCHAIN_ARROW (1<<7) #define EVSEL__PRINT_SKIP_IGNORED (1<<8) +#define EVSEL__PRINT_DSOFF (1<<9) struct addr_location; struct perf_event_attr;