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linux/tools/perf
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Paul A. Clarke 498ef715a0 perf script: Better align register values in dump 
Before:

  $ perf script --dump-raw-trace
  [...]
  2492031077254920 0x1e08 [0x308]: PERF_RECORD_SAMPLE(IP, 0x1): 47557/47557: 0xc00000000012eeb0 period: 1 addr: 0
  ... user regs: mask 0x1fffffffffff ABI 64-bit
  .... r0    0xb
  .... r1    0x7ffff3b90fa0
  .... r2    0x7fffbabf7300
  .... r3    0x7ffff3b9ed60
  .... r4    0x7ffff3b95cc0
  .... r5    0x1000c5a2940
  .... r6    0xfefefefefefefeff
  .... r7    0x7f7f7f7f7f7f7f7f
  .... r8    0x7ffff3b9ed60
  .... r9    0x0
  [...]

After:

  [...]
  2492031077254920 0x1e08 [0x308]: PERF_RECORD_SAMPLE(IP, 0x1): 47557/47557: 0xc00000000012eeb0 period: 1 addr: 0
  ... user regs: mask 0x1fffffffffff ABI 64-bit
  .... r0    0x000000000000000b
  .... r1    0x00007ffff3b90fa0
  .... r2    0x00007fffbabf7300
  .... r3    0x00007ffff3b9ed60
  .... r4    0x00007ffff3b95cc0
  .... r5    0x000001000c5a2940
  .... r6    0xfefefefefefefeff
  .... r7    0x7f7f7f7f7f7f7f7f
  .... r8    0x00007ffff3b9ed60
  .... r9    0x0000000000000000
  [...]

Committer testing:

Full set of instructions, testing on x86_64:

  # perf record -I
  ^C[ perf record: Woken up 1 times to write data ]
  [ perf record: Captured and wrote 2.855 MB perf.data (4902 samples) ]
  # perf evlist -v
  cycles: size: 120, { sample_period, sample_freq }: 4000, sample_type: IP|TID|TIME|ID|CPU|PERIOD|REGS_INTR, read_format: ID, disabled: 1, inherit: 1, freq: 1, precise_ip: 3, sample_id_all: 1, exclude_guest: 1, sample_regs_intr: 0xff0fff
  dummy:HG: type: 1, size: 120, config: 0x9, { sample_period, sample_freq }: 4000, sample_type: IP|TID|TIME|ID|CPU|PERIOD|REGS_INTR, read_format: ID, inherit: 1, mmap: 1, comm: 1, freq: 1, task: 1, sample_id_all: 1, mmap2: 1, comm_exec: 1, ksymbol: 1, bpf_event: 1, sample_regs_intr: 0xff0fff
  #

Before:

  # perf script --dump-raw-trace
  [...]
  0 1542674658099675 0x1cb700 [0xe0]: PERF_RECORD_SAMPLE(IP, 0x4001): 1825/1825: 0xffffffff9506e544 period: 1 addr: 0
  ... intr regs: mask 0xff0fff ABI 64-bit
  .... AX    0xf
  .... BX    0xffff96e1064125a0
  .... CX    0x38f
  .... DX    0x7
  .... SI    0xf
  .... DI    0x38f
  .... BP    0x1
  .... SP    0xfffffe000000bdf0
  .... IP    0xffffffff9506e544
  .... FLAGS 0xa
  .... CS    0x10
  .... SS    0x18
  .... R8    0x0
  .... R9    0x0
  .... R10   0xfffffe00000260c8
  .... R11   0xfffffe000000bef8
  .... R12   0x1
  .... R13   0x64
  .... R14   0x390
  .... R15   0xffff96e1064125a0
   ... thread: perf:1825
   ...... dso: /proc/kcore
              perf  1825 [000] 1542674.658099:          1   cycles:  ffffffff9506e544 native_write_msr+0x4 (vmlinux
  [...]

After:

  # perf script --dump-raw-trace
  [...]
  0 1542674658096068 0x1cb620 [0xe0]: PERF_RECORD_SAMPLE(IP, 0x4001): 1825/1825: 0xffffffff9506e544 period: 1 addr: 0
  ... intr regs: mask 0xff0fff ABI 64-bit
  .... AX    0x000000000000000f
  .... BX    0xffff96e1064125a0
  .... CX    0x000000000000038f
  .... DX    0x0000000000000007
  .... SI    0x000000000000000f
  .... DI    0x000000000000038f
  .... BP    0x0000000000000000
  .... SP    0xffffb3e788fb7c20
  .... IP    0xffffffff9506e544
  .... FLAGS 0x000000000000000a
  .... CS    0x0000000000000010
  .... SS    0x0000000000000018
  .... R8    0x00057b0deeffdfe3
  .... R9    0xffff96e106432480
  .... R10   0x0000000000000000
  .... R11   0xffff96e106412cc0
  .... R12   0xffffb3e788fb7d00
  .... R13   0xffff96e106432408
  .... R14   0xffff96e106432400
  .... R15   0xffff96e0e09a4800
   ... thread: perf:1825
   ...... dso: /proc/kcore
              perf  1825 [000] 1542674.658096:          1   cycles:  ffffffff9506e544 native_write_msr+0x4 (vmlinux)
  [...]

Signed-off-by: Paul Clarke <pc@us.ibm.com>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
LPU-Reference: 1589911102-9460-1-git-send-email-pc@us.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2020-05-28 10:03:27 -03:00
..
arch perf parse-events: Make add PMU verbose output clearer 2020-05-28 10:03:26 -03:00
bench perf tools: Replace zero-length array with flexible-array 2020-05-28 10:03:27 -03:00
Documentation perf docs: Introduce security.txt file to document related issues 2020-05-28 10:03:26 -03:00
examples/bpf
include/bpf
jvmti
pmu-events perf stat: POWER9 metrics: expand "ICT" acronym 2020-05-28 10:03:27 -03:00
python
scripts perf flamegraph: Use /bin/bash for report and record scripts 2020-05-05 16:35:32 -03:00
tests perf expr: Migrate expr ids table to a hashmap 2020-05-28 10:03:26 -03:00
trace perf beauty: Allow the CC used in the arch errno names script to acccept CFLAGS 2020-05-28 10:03:26 -03:00
ui perf evsel: Rename perf_evsel__group_idx() to evsel__group_idx() 2020-05-05 16:35:31 -03:00
util perf script: Better align register values in dump 2020-05-28 10:03:27 -03:00
.gitignore .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
Build
builtin-annotate.c perf evsel: Rename perf_evsel__resort*() to evsel__resort*() 2020-05-28 10:03:24 -03:00
builtin-bench.c tools feature: Rename HAVE_EVENTFD to HAVE_EVENTFD_SUPPORT 2020-05-28 10:03:26 -03:00
builtin-buildid-cache.c
builtin-buildid-list.c
builtin-c2c.c perf c2c: Fix 'perf c2c record -e list' to show the default events used 2020-05-28 10:03:25 -03:00
builtin-config.c
builtin-data.c
builtin-diff.c perf evsel: Rename perf_evsel__is_*() to evsel__is*() 2020-05-05 16:35:31 -03:00
builtin-evlist.c perf evsel: Rename perf_evsel__fprintf() to evsel__fprintf() 2020-05-28 10:03:24 -03:00
builtin-ftrace.c perf tools: Support CAP_PERFMON capability 2020-04-16 12:19:08 -03:00
builtin-help.c
builtin-inject.c perf tools: Replace zero-length array with flexible-array 2020-05-28 10:03:27 -03:00
builtin-kallsyms.c
builtin-kmem.c perf kmem: Rename perf_evsel__*() operating on 'struct evsel *' to evsel__*() 2020-05-05 16:35:31 -03:00
builtin-kvm.c perf evsel: Rename perf_evsel__{str,int}val() and other tracepoint field metehods to to evsel__*() 2020-05-05 16:35:30 -03:00
builtin-list.c
builtin-lock.c perf lock: Rename perf_evsel__*() operating on 'struct evsel *' to evsel__*() 2020-05-05 16:35:31 -03:00
builtin-mem.c perf c2c: Fix 'perf c2c record -e list' to show the default events used 2020-05-28 10:03:25 -03:00
builtin-probe.c perf probe: Do not show the skipped events 2020-05-28 10:03:24 -03:00
builtin-record.c perf record: Use an eventfd to wakeup when done 2020-05-28 10:03:26 -03:00
builtin-report.c perf callchain: Setup callchain properly in pipe mode 2020-05-28 10:03:25 -03:00
builtin-sched.c perf sched: Rename perf_evsel__*() operating on 'struct evsel *' to evsel__*() 2020-05-05 16:35:31 -03:00
builtin-script.c perf tools: Replace zero-length array with flexible-array 2020-05-28 10:03:27 -03:00
builtin-stat.c perf stat: Fix duration_time value for higher intervals 2020-05-28 10:03:26 -03:00
builtin-timechart.c perf tools: Replace zero-length array with flexible-array 2020-05-28 10:03:27 -03:00
builtin-top.c perf evsel: Rename *perf_evsel__get_config_term() & friends to evsel__env() 2020-05-28 10:03:24 -03:00
builtin-trace.c perf trace: Fix compilation error for make NO_LIBBPF=1 DEBUG=1 2020-05-28 10:03:26 -03:00
builtin-version.c
builtin.h
check-headers.sh perf tools: Grab a copy of libbpf's hashmap 2020-05-28 10:03:26 -03:00
command-list.txt
CREDITS
design.txt perf tools: Support CAP_PERFMON capability 2020-04-16 12:19:08 -03:00
Makefile tools: Let O= makes handle a relative path with -C option 2020-03-06 17:08:28 -03:00
Makefile.config tools feature: Rename HAVE_EVENTFD to HAVE_EVENTFD_SUPPORT 2020-05-28 10:03:26 -03:00
Makefile.perf perf tools: Do not display extra info when there is nothing to build 2020-05-28 10:03:25 -03:00
MANIFEST
perf-archive.sh
perf-completion.sh
perf-read-vdso.c
perf-sys.h
perf-with-kcore.sh
perf.c
perf.h