diff options
| author | Stephane Eranian <eranian@google.com> | 2021-01-05 11:57:50 -0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-01-20 14:34:20 -0300 |
| commit | c513de8a703183fc228280b31a4091363037950f (patch) | |
| tree | b2b60e7ea06e87e31ed4cfcd75eee4e98d4666de /tools | |
| parent | c1de7f3d84ca324c7cda85c3ce27b11741af2124 (diff) | |
perf script: Add support for PERF_SAMPLE_CODE_PAGE_SIZE
Display sampled code page sizes when PERF_SAMPLE_CODE_PAGE_SIZE was set.
For example:
# perf script --fields comm,event,ip,code_page_size
dtlb mem-loads:uP: 445777 4K
dtlb mem-loads:uP: 40f724 4K
dtlb mem-loads:uP: 474926 4K
dtlb mem-loads:uP: 401075 4K
dtlb mem-loads:uP: 401095 4K
dtlb mem-loads:uP: 401095 4K
dtlb mem-loads:uP: 4010cc 4K
dtlb mem-loads:uP: 440b6f 4K
#
Signed-off-by: Stephane Eranian <eranian@google.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20210105195752.43489-5-kan.liang@linux.intel.com
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/Documentation/perf-script.txt | 2 | ||||
| -rw-r--r-- | tools/perf/builtin-script.c | 13 | ||||
| -rw-r--r-- | tools/perf/util/session.c | 3 |
3 files changed, 15 insertions, 3 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 44d37210fc8f..60dae302db27 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -118,7 +118,7 @@ OPTIONS comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr, symoff, srcline, period, iregs, uregs, brstack, brstacksym, flags, bpf-output, brstackinsn, brstackoff, callindent, insn, insnlen, synth, phys_addr, - metric, misc, srccode, ipc, data_page_size. + metric, misc, srccode, ipc, data_page_size, code_page_size. Field list can be prepended with the type, trace, sw or hw, to indicate to which event type the field list applies. e.g., -F sw:comm,tid,time,ip,sym and -F trace:time,cpu,trace diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index edacfa98d073..9e995311a9b8 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -117,6 +117,7 @@ enum perf_output_field { PERF_OUTPUT_IPC = 1ULL << 31, PERF_OUTPUT_TOD = 1ULL << 32, PERF_OUTPUT_DATA_PAGE_SIZE = 1ULL << 33, + PERF_OUTPUT_CODE_PAGE_SIZE = 1ULL << 34, }; struct perf_script { @@ -182,6 +183,7 @@ struct output_option { {.str = "ipc", .field = PERF_OUTPUT_IPC}, {.str = "tod", .field = PERF_OUTPUT_TOD}, {.str = "data_page_size", .field = PERF_OUTPUT_DATA_PAGE_SIZE}, + {.str = "code_page_size", .field = PERF_OUTPUT_CODE_PAGE_SIZE}, }; enum { @@ -255,7 +257,7 @@ static struct { PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD | PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC | PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR | - PERF_OUTPUT_DATA_PAGE_SIZE, + PERF_OUTPUT_DATA_PAGE_SIZE | PERF_OUTPUT_CODE_PAGE_SIZE, .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, }, @@ -507,6 +509,10 @@ static int evsel__check_attr(struct evsel *evsel, struct perf_session *session) evsel__check_stype(evsel, PERF_SAMPLE_DATA_PAGE_SIZE, "DATA_PAGE_SIZE", PERF_OUTPUT_DATA_PAGE_SIZE)) return -EINVAL; + if (PRINT_FIELD(CODE_PAGE_SIZE) && + evsel__check_stype(evsel, PERF_SAMPLE_CODE_PAGE_SIZE, "CODE_PAGE_SIZE", PERF_OUTPUT_CODE_PAGE_SIZE)) + return -EINVAL; + return 0; } @@ -2020,6 +2026,9 @@ static void process_event(struct perf_script *script, if (PRINT_FIELD(DATA_PAGE_SIZE)) fprintf(fp, " %s", get_page_size_name(sample->data_page_size, str)); + if (PRINT_FIELD(CODE_PAGE_SIZE)) + fprintf(fp, " %s", get_page_size_name(sample->code_page_size, str)); + perf_sample__fprintf_ipc(sample, attr, fp); fprintf(fp, "\n"); @@ -3519,7 +3528,7 @@ int cmd_script(int argc, const char **argv) "addr,symoff,srcline,period,iregs,uregs,brstack," "brstacksym,flags,bpf-output,brstackinsn,brstackoff," "callindent,insn,insnlen,synth,phys_addr,metric,misc,ipc,tod," - "data_page_size", + "data_page_size,code_page_size", parse_output_fields), OPT_BOOLEAN('a', "all-cpus", &system_wide, "system-wide collection from all CPUs"), diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index 357d6b972b9d..492c994c948a 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -1312,6 +1312,9 @@ static void dump_sample(struct evsel *evsel, union perf_event *event, if (sample_type & PERF_SAMPLE_DATA_PAGE_SIZE) printf(" .. data page size: %s\n", get_page_size_name(sample->data_page_size, str)); + if (sample_type & PERF_SAMPLE_CODE_PAGE_SIZE) + printf(" .. code page size: %s\n", get_page_size_name(sample->code_page_size, str)); + if (sample_type & PERF_SAMPLE_TRANSACTION) printf("... transaction: %" PRIx64 "\n", sample->transaction); |