linux/tools
Linus Torvalds 38b3a5aaf2 perf tools for v5.8:
- Further Intel PT call-trace fixes
 
  - Improve SELinux docs and tool warnings
 
  - Fix race at exit in 'perf record' using eventfd.
 
  - Add missing build tests to the default set of 'make -C tools/perf build-test'
 
  - Sync msr-index.h getting new AMD MSRs to decode and filter in 'perf trace'.
 
  - Fix fallback to libaudit in 'perf trace' for arches not using per-arch *.tbl files.
 
  - Fixes for 'perf ftrace'.
 
  - Fixes and improvements for the 'perf stat' metrics.
 
  - Use dummy event to get PERF_RECORD_{FORK,MMAP,etc} while synthesizing
    those metadata events for pre-existing threads.
 
  - Fix leaks detected using clang tooling.
 
  - Improvements to PMU event metric testing.
 
  - Report summary for 'perf stat' interval mode at the end, summing up
    all the intervals.
 
  - Improve pipe mode, i.e. this now works as expected, continuously
    dumping samples:
 
     # perf record -g -e raw_syscalls:sys_enter | perf --no-pager script
 
  - Fixes for event grouping, detecting incompatible groups such as:
 
      # perf stat -e '{cycles,power/energy-cores/}' -v
      WARNING: group events cpu maps do not match, disabling group:
        anon group { power/energy-cores/, cycles }
          power/energy-cores/: 0
          cycles: 0-7
 
  - Fixes for 'perf probe': blacklist address checking, number of
    kretprobe instances, etc.
 
  - JIT processing improvements and fixes plus the addition of a 'perf
    test' entry for the java demangler.
 
  - Add support for synthesizing first/last level cache, TLB and remove
    access events from HW tracing in the auxtrace code, first to use is
    ARM SPE.
 
  - Vendor events updates and fixes, including for POWER9 and Intel.
 
  - Allow using ~/.perfconfig for removing the ',' separators in 'perf
    stat' output.
 
  - Opt-in support for libpfm4.
 
 =================================================================================
 
 Adrian Hunter (8):
   perf intel-pt: Use allocated branch stack for PEBS sample
   perf symbols: Fix debuginfo search for Ubuntu
   perf kcore_copy: Fix module map when there are no modules loaded
   perf evlist: Disable 'immediate' events last
   perf script: Fix --call-trace for Intel PT
   perf record: Respect --no-switch-events
   perf intel-pt: Refine kernel decoding only warning message
   perf symbols: Fix kernel maps for kcore and eBPF
 
 Alexey Budankov (3):
   perf docs: Extend CAP_SYS_ADMIN with CAP_PERFMON where needed
   perf tool: Make perf tool aware of SELinux access control
   perf docs: Introduce security.txt file to document related issues
 
 Anand K Mistry (1):
   perf record: Use an eventfd to wakeup when done
 
 Andi Kleen (1):
   perf script: Don't force less for non tty output with --xed
 
 Arnaldo Carvalho de Melo (21):
   perf evsel: Rename perf_evsel__object_config() to evsel__object_config()
   perf evsel: Rename perf_evsel__resort*() to evsel__resort*()
   perf evsel: Rename perf_evsel__fprintf() to evsel__fprintf()
   perf evsel: Rename *perf_evsel__get_config_term() & friends to evsel__env()
   perf evsel: Rename perf_evsel__new*() to evsel__new*()
   perf evsel: Rename perf_evsel__[hs]w_cache* to evsel__[hs]w_cache*
   perf counts: Rename perf_evsel__*counts() to evsel__*counts()
   perf parse-events: Fix incorrect conversion of 'if () free()' to 'zfree()'
   perf evsel: Initialize evsel->per_pkg_mask to NULL in evsel__init()
   tools feature: Rename HAVE_EVENTFD to HAVE_EVENTFD_SUPPORT
   perf build: Group the NO_SYSCALL_TABLE logic
   perf build: Allow explicitely disabling the NO_SYSCALL_TABLE variable
   perf trace: Remove union from syscalltbl, all the fields are needed
   perf trace: Use zalloc() to make sure all fields are zeroed in the syscalltbl constructor
   perf trace: Grow the syscall table as needed when using libaudit
   perf build: Remove libaudit from the default feature checks
   perf build: Add NO_SYSCALL_TABLE=1 to the build tests
   perf build: Add NO_LIBCRYPTO=1 to the default set of build tests
   perf build: Add NO_SDT=1 to the default set of build tests
   perf build: Add a LIBPFM4=1 build test entry
   tools arch x86: Sync the msr-index.h copy with the kernel sources
 
 Changbin Du (2):
   perf ftrace: Trace system wide if no target is given
   perf ftrace: Detect workload failure
 
 Ed Maste (1):
   perf tools: Correct license on jsmn JSON parser
 
 Gustavo A. R. Silva (2):
   perf tools: Replace zero-length array with flexible-array
   perf branch: Replace zero-length array with flexible-array
 
 Ian Rogers (38):
   perf expr: Allow for unlimited escaped characters in a symbol
   perf metrics: Fix parse errors in cascade lake metrics
   perf metrics: Fix parse errors in skylake metrics
   perf expr: Allow ',' to be an other token
   perf expr: Increase max other
   perf expr: Parse numbers as doubles
   perf expr: Debug lex if debugging yacc
   perf metrics: Fix parse errors in power8 metrics
   perf metrics: Fix parse errors in power9 metrics
   perf expr: Print a debug message for division by zero
   perf evsel: Dummy events never triggers, no need to ask for PERF_SAMPLE_BRANCH_STACK
   perf record: Add dummy event during system wide synthesis
   perf c2c: Fix 'perf c2c record -e list' to show the default events used
   perf evsel: Fix 2 memory leaks
   perf expr: Test parsing of floating point numbers
   perf expr: Fix memory leaks in metric bison
   perf parse-events: Make add PMU verbose output clearer
   perf test: Provide a subtest callback to ask for the reason for skipping a subtest
   perf test: Improve pmu event metric testing
   perf trace: Fix the selection for architectures to generate the errno name tables
   perf beauty: Allow the CC used in the arch errno names script to acccept CFLAGS
   perf tools: Grab a copy of libbpf's hashmap
   perf expr: Migrate expr ids table to a hashmap
   perf metricgroup: Make 'evlist_used' variable a bitmap instead of array of bools
   perf expr: Allow numbers to be followed by a dot
   perf metricgroup: Free metric_events on error
   perf metricgroup: Always place duration_time last
   perf metricgroup: Use early return in add_metric
   perf metricgroup: Delay events string creation
   perf metricgroup: Order event groups by size
   perf metricgroup: Remove duped metric group events
   perf metricgroup: Add options to not group or merge
   perf metricgroup: Remove unnecessary ',' from events
   perf list: Add metrics to command line usage
   tools compiler.h: Add attribute to disable tail calls
   perf tests: Don't tail call optimize in unwind test
   perf test: Initialize memory in dwarf-unwind
   perf libdw: Fix off-by 1 relative directory includes
 
 Jin Yao (6):
   perf parse-events: Use strcmp() to compare the PMU name
   perf stat: Fix wrong per-thread runtime stat for interval mode
   perf counts: Reset prev_raw_counts counts
   perf stat: Copy counts from prev_raw_counts to evsel->counts
   perf stat: Save aggr value to first member of prev_raw_counts
   perf stat: Report summary for interval mode
 
 Jiri Olsa (13):
   perf tools: Do not display extra info when there is nothing to build
   perf tools: Do not seek in pipe fd during tracing data processing
   perf session: Try to read pipe data from file
   perf callchain: Setup callchain properly in pipe mode
   perf script: Enable IP fields for callchains
   perf tools: Fix is_bpf_image function logic
   perf trace: Fix compilation error for make NO_LIBBPF=1 DEBUG=1
   perf stat: Fix duration_time value for higher intervals
   perf stat: Fail on extra comma while parsing events
   perf tests: Consider subtests when searching for user specified tests
   perf stat: Do not pass avg to generic_metric
   perf parse: Add 'struct parse_events_state' pointer to scanner
   perf stat: Ensure group is defined on top of the same cpu mask
 
 Li Bin (1):
   perf util: Fix potential SEGFAULT in put_tracepoints_path error path
 
 Masami Hiramatsu (4):
   perf probe: Accept the instance number of kretprobe event
   perf probe: Fix to check blacklist address correctly
   perf probe: Check address correctness by map instead of _etext
   perf probe: Do not show the skipped events
 
 Nick Gasson (6):
   perf jvmti: Fix jitdump for methods without debug info
   perf jvmti: Do not report error when missing debug information
   perf tests: Add test for the java demangler
   perf jvmti: Fix demangling Java symbols
   perf jvmti: Remove redundant jitdump line table entries
   perf jit: Fix inaccurate DWARF line table
 
 Paul A. Clarke (5):
   perf stat: Increase perf metric output resolution
   perf vendor events power9: Add missing metrics to POWER9 'cpi_breakdown'
   perf stat: POWER9 metrics: expand "ICT" acronym
   perf script: Better align register values in dump
   perf config: Add stat.big-num support
 
 Ravi Bangoria (1):
   perf powerpc: Don't ignore sym-handling.c file
 
 Stephane Eranian (1):
   perf tools: Add optional support for libpfm4
 
 Tan Xiaojun (3):
   perf tools: Move arm-spe-pkt-decoder.h/c to the new dir
   perf auxtrace: Add four itrace options
   perf arm-spe: Support synthetic events
 
 Tiezhu Yang (1):
   perf tools: Remove some duplicated includes
 
 Wang ShaoBo (1):
   perf bpf-loader: Add missing '*' for key_scan_pos
 
 Xie XiuQi (1):
   perf util: Fix memory leak of prefix_if_not_in
 
 =================================================================================
 
 Test results:
 
 The first ones are container based builds of tools/perf with and without libelf
 support.  Where clang is available, it is also used to build perf with/without
 libelf, and building with LIBCLANGLLVM=1 (built-in clang) with gcc and clang
 when clang and its devel libraries are installed.
 
 The objtool and samples/bpf/ builds are disabled now that I'm switching from
 using the sources in a local volume to fetching them from a http server to
 build it inside the container, to make it easier to build in a container cluster.
 Those will come back later.
 
 Several are cross builds, the ones with -x-ARCH and the android one, and those
 may not have all the features built, due to lack of multi-arch devel packages,
 available and being used so far on just a few, like
 debian:experimental-x-{arm64,mipsel}.
 
 The 'perf test' one will perform a variety of tests exercising
 tools/perf/util/, tools/lib/{bpf,traceevent,etc}, as well as run perf commands
 with a variety of command line event specifications to then intercept the
 sys_perf_event syscall to check that the perf_event_attr fields are set up as
 expected, among a variety of other unit tests.
 
 Then there is the 'make -C tools/perf build-test' ones, that build tools/perf/
 with a variety of feature sets, exercising the build with an incomplete set of
 features as well as with a complete one. It is planned to have it run on each
 of the containers mentioned above, using some container orchestration
 infrastructure. Get in contact if interested in helping having this in place.
 
 Ubuntu 19.10 is failing when linking against libllvm, which isn't the default,
 needs to be investigated, haven't tested with CC=gcc, but should be the same
 problem:
 
 + make ARCH= CROSS_COMPILE= EXTRA_CFLAGS= LIBCLANGLLVM=1 -C /git/linux/tools/perf O=/tmp/build/perf CC=clang
 
 ...
 /usr/bin/ld: /usr/lib/llvm-9/lib/libclangAnalysis.a(ExprMutationAnalyzer.cpp.o): in function `clang::ast_matchers::internal::matcher_ignoringImpCasts0Matcher::matches(clang::Expr const&, clang::ast_matchers::internal::ASTMatchFinder*, clang::ast_matchers::internal::BoundNodesTreeBuilder*) const':
 (.text._ZNK5clang12ast_matchers8internal32matcher_ignoringImpCasts0Matcher7matchesERKNS_4ExprEPNS1_14ASTMatchFinderEPNS1_21BoundNodesTreeBuilderE[_ZNK5clang12ast_matchers8internal32matcher_ignoringImpCasts0Matcher7matchesERKNS_4ExprEPNS1_14ASTMatchFinderEPNS1_21BoundNodesTreeBuilderE]+0x43): undefined reference to `clang::ast_matchers::internal::DynTypedMatcher::matches(clang::ast_type_traits::DynTypedNode const&, clang::ast_matchers::internal::ASTMatchFinder*, clang::ast_matchers::internal::BoundNodesTreeBuilder*) const'
 /usr/bin/ld: /usr/lib/llvm-9/lib/libclangAnalysis.a(ExprMutationAnalyzer.cpp.o): in function `clang::ast_matchers::internal::matcher_hasLoopVariable0Matcher::matches(clang::CXXForRangeStmt const&, clang::ast_matchers::internal::ASTMatchFinder*, clang::ast_matchers::internal::BoundNodesTreeBuilder*) const':
 (.text._ZNK5clang12ast_matchers8internal31matcher_hasLoopVariable0Matcher7matchesERKNS_15CXXForRangeStmtEPNS1_14ASTMatchFinderEPNS1_21BoundNodesTreeBuilderE[_ZNK5clang12ast_matchers8internal31matcher_hasLoopVariable0Matcher7matchesERKNS_15CXXForRangeStmtEPNS1_14ASTMatchFinderEPNS1_21BoundNodesTreeBuilderE]+0x48): undefined reference to `clang::ast_matchers::internal::DynTypedMatcher::matches(clang::ast_type_traits::DynTypedNode const&, clang::ast_matchers::internal::ASTMatchFinder*, clang::ast_matchers::internal::BoundNodesTreeBuilder*) const'
 ...
 
   # export PERF_TARBALL=http://192.168.124.1/perf/perf-5.7.0-rc7.tar.xz
   # time dm
    1 alpine:3.4                    : Ok   gcc (Alpine 5.3.0) 5.3.0, clang version 3.8.0 (tags/RELEASE_380/final)
    2 alpine:3.5                    : Ok   gcc (Alpine 6.2.1) 6.2.1 20160822, clang version 3.8.1 (tags/RELEASE_381/final)
    3 alpine:3.6                    : Ok   gcc (Alpine 6.3.0) 6.3.0, clang version 4.0.0 (tags/RELEASE_400/final)
    4 alpine:3.7                    : Ok   gcc (Alpine 6.4.0) 6.4.0, Alpine clang version 5.0.0 (tags/RELEASE_500/final) (based on LLVM 5.0.0)
    5 alpine:3.8                    : Ok   gcc (Alpine 6.4.0) 6.4.0, Alpine clang version 5.0.1 (tags/RELEASE_501/final) (based on LLVM 5.0.1)
    6 alpine:3.9                    : Ok   gcc (Alpine 8.3.0) 8.3.0, Alpine clang version 5.0.1 (tags/RELEASE_502/final) (based on LLVM 5.0.1)
    7 alpine:3.10                   : Ok   gcc (Alpine 8.3.0) 8.3.0, Alpine clang version 8.0.0 (tags/RELEASE_800/final) (based on LLVM 8.0.0)
    8 alpine:3.11                   : Ok   gcc (Alpine 9.2.0) 9.2.0, Alpine clang version 9.0.0 (https://git.alpinelinux.org/aports f7f0d2c2b8bcd6a5843401a9a702029556492689) (based on LLVM 9.0.0)
    9 alpine:3.12                   : Ok   gcc (Alpine 9.3.0) 9.3.0, Alpine clang version 10.0.0 (https://gitlab.alpinelinux.org/alpine/aports.git 7445adce501f8473efdb93b17b5eaf2f1445ed4c)
   10 alpine:edge                   : Ok   gcc (Alpine 9.3.0) 9.3.0, Alpine clang version 10.0.0 (git://git.alpinelinux.org/aports 7445adce501f8473efdb93b17b5eaf2f1445ed4c)
   11 alt:p8                        : Ok   x86_64-alt-linux-gcc (GCC) 5.3.1 20151207 (ALT p8 5.3.1-alt3.M80P.1), clang version 3.8.0 (tags/RELEASE_380/final)
   12 alt:p9                        : Ok   x86_64-alt-linux-gcc (GCC) 8.4.1 20200305 (ALT p9 8.4.1-alt0.p9.1), clang version 7.0.1
   13 alt:sisyphus                  : Ok   x86_64-alt-linux-gcc (GCC) 9.2.1 20200123 (ALT Sisyphus 9.2.1-alt3), clang version 10.0.0
   14 amazonlinux:1                 : Ok   gcc (GCC) 7.2.1 20170915 (Red Hat 7.2.1-2), clang version 3.6.2 (tags/RELEASE_362/final)
   15 amazonlinux:2                 : Ok   gcc (GCC) 7.3.1 20180712 (Red Hat 7.3.1-6), clang version 7.0.1 (Amazon Linux 2 7.0.1-1.amzn2.0.2)
   16 android-ndk:r12b-arm          : Ok   arm-linux-androideabi-gcc (GCC) 4.9.x 20150123 (prerelease)
   17 android-ndk:r15c-arm          : Ok   arm-linux-androideabi-gcc (GCC) 4.9.x 20150123 (prerelease)
   18 centos:5                      : Ok   gcc (GCC) 4.1.2 20080704 (Red Hat 4.1.2-55)
   19 centos:6                      : Ok   gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-23)
   20 centos:7                      : Ok   gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-39)
   21 centos:8                      : Ok   gcc (GCC) 8.3.1 20190507 (Red Hat 8.3.1-4), clang version 8.0.1 (Red Hat 8.0.1-1.module_el8.1.0+215+a01033fb)
   22 clearlinux:latest             : Ok   gcc (Clear Linux OS for Intel Architecture) 9.3.1 20200501 releases/gcc-9.3.0-196-gcb2c76c8b1, clang version 10.0.0
   23 debian:8                      : Ok   gcc (Debian 4.9.2-10+deb8u2) 4.9.2, Debian clang version 3.5.0-10 (tags/RELEASE_350/final) (based on LLVM 3.5.0)
   24 debian:9                      : Ok   gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516, clang version 3.8.1-24 (tags/RELEASE_381/final)
   25 debian:10                     : Ok   gcc (Debian 8.3.0-6) 8.3.0, clang version 7.0.1-8 (tags/RELEASE_701/final)
   26 debian:experimental           : FAIL gcc (Debian 9.3.0-13) 9.3.0, clang version 9.0.1-12
   27 debian:experimental-x-arm64   : Ok   aarch64-linux-gnu-gcc (Debian 9.3.0-8) 9.3.0
   28 debian:experimental-x-mips    : Ok   mips-linux-gnu-gcc (Debian 8.3.0-19) 8.3.0
   29 debian:experimental-x-mips64  : Ok   mips64-linux-gnuabi64-gcc (Debian 9.3.0-8) 9.3.0
   30 debian:experimental-x-mipsel  : Ok   mipsel-linux-gnu-gcc (Debian 9.2.1-8) 9.2.1 20190909
   31 fedora:20                     : Ok   gcc (GCC) 4.8.3 20140911 (Red Hat 4.8.3-7)
   32 fedora:22                     : Ok   gcc (GCC) 5.3.1 20160406 (Red Hat 5.3.1-6), clang version 3.5.0 (tags/RELEASE_350/final)
   33 fedora:23                     : Ok   gcc (GCC) 5.3.1 20160406 (Red Hat 5.3.1-6), clang version 3.7.0 (tags/RELEASE_370/final)
   34 fedora:24                     : Ok   gcc (GCC) 6.3.1 20161221 (Red Hat 6.3.1-1), clang version 3.8.1 (tags/RELEASE_381/final)
   35 fedora:24-x-ARC-uClibc        : Ok   arc-linux-gcc (ARCompact ISA Linux uClibc toolchain 2017.09-rc2) 7.1.1 20170710
   36 fedora:25                     : Ok   gcc (GCC) 6.4.1 20170727 (Red Hat 6.4.1-1), clang version 3.9.1 (tags/RELEASE_391/final)
   37 fedora:26                     : Ok   gcc (GCC) 7.3.1 20180130 (Red Hat 7.3.1-2), clang version 4.0.1 (tags/RELEASE_401/final)
   38 fedora:27                     : Ok   gcc (GCC) 7.3.1 20180712 (Red Hat 7.3.1-6), clang version 5.0.2 (tags/RELEASE_502/final)
   39 fedora:28                     : Ok   gcc (GCC) 8.3.1 20190223 (Red Hat 8.3.1-2), clang version 6.0.1 (tags/RELEASE_601/final)
   40 fedora:29                     : Ok   gcc (GCC) 8.3.1 20190223 (Red Hat 8.3.1-2), clang version 7.0.1 (Fedora 7.0.1-6.fc29)
   41 fedora:30                     : Ok   gcc (GCC) 9.2.1 20190827 (Red Hat 9.2.1-1), clang version 8.0.0 (Fedora 8.0.0-3.fc30)
   42 fedora:30-x-ARC-glibc         : Ok   arc-linux-gcc (ARC HS GNU/Linux glibc toolchain 2019.03-rc1) 8.3.1 20190225
   43 fedora:30-x-ARC-uClibc        : Ok   arc-linux-gcc (ARCv2 ISA Linux uClibc toolchain 2019.03-rc1) 8.3.1 20190225
   44 fedora:31                     : Ok   gcc (GCC) 9.3.1 20200408 (Red Hat 9.3.1-2), clang version 9.0.1 (Fedora 9.0.1-2.fc31)
   45 fedora:32                     : Ok   gcc (GCC) 10.1.1 20200507 (Red Hat 10.1.1-1), clang version 10.0.0 (Fedora 10.0.0-1.fc32)
   46 fedora:rawhide                : Ok   gcc (GCC) 10.0.1 20200216 (Red Hat 10.0.1-0.8), clang version 10.0.0 (Fedora 10.0.0-0.3.rc2.fc33)
   47 gentoo-stage3-amd64:latest    : Ok   gcc (Gentoo 9.2.0-r2 p3) 9.2.0
   48 mageia:5                      : Ok   gcc (GCC) 4.9.2, clang version 3.5.2 (tags/RELEASE_352/final)
   49 mageia:6                      : Ok   gcc (Mageia 5.5.0-1.mga6) 5.5.0, clang version 3.9.1 (tags/RELEASE_391/final)
   50 mageia:7                      : Ok   gcc (Mageia 8.3.1-0.20190524.1.mga7) 8.3.1 20190524, clang version 8.0.0 (Mageia 8.0.0-1.mga7)
   51 manjaro:latest                : Ok   gcc (GCC) 9.2.0, clang version 9.0.0 (tags/RELEASE_900/final)
   52 openmandriva:cooker           : Ok   gcc (GCC) 10.0.0 20200502 (OpenMandriva), clang version 10.0.1
   53 opensuse:15.0                 : Ok   gcc (SUSE Linux) 7.4.1 20190424 [gcc-7-branch revision 270538], clang version 5.0.1 (tags/RELEASE_501/final 312548)
   54 opensuse:15.1                 : Ok   gcc (SUSE Linux) 7.5.0, clang version 7.0.1 (tags/RELEASE_701/final 349238)
   55 opensuse:15.2                 : Ok   gcc (SUSE Linux) 7.5.0, clang version 7.0.1 (tags/RELEASE_701/final 349238)
   56 opensuse:42.3                 : Ok   gcc (SUSE Linux) 4.8.5, clang version 3.8.0 (tags/RELEASE_380/final 262553)
   57 opensuse:tumbleweed           : Ok   gcc (SUSE Linux) 9.3.1 20200406 [revision 6db837a5288ee3ca5ec504fbd5a765817e556ac2], clang version 10.0.0
   58 oraclelinux:6                 : Ok   gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-23.0.1)
   59 oraclelinux:7                 : Ok   gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-39.0.3)
   60 oraclelinux:8                 : Ok   gcc (GCC) 8.3.1 20191121 (Red Hat 8.3.1-5.0.3), clang version 9.0.1 (Red Hat 9.0.1-2.0.1.module+el8.2.0+5599+9ed9ef6d)
   61 ubuntu:12.04                  : Ok   gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3, Ubuntu clang version 3.0-6ubuntu3 (tags/RELEASE_30/final) (based on LLVM 3.0)
   62 ubuntu:14.04                  : Ok   gcc (Ubuntu 4.8.4-2ubuntu1~14.04.4) 4.8.4
   63 ubuntu:16.04                  : Ok   gcc (Ubuntu 5.4.0-6ubuntu1~16.04.12) 5.4.0 20160609, clang version 3.8.0-2ubuntu4 (tags/RELEASE_380/final)
   64 ubuntu:16.04-x-arm            : Ok   arm-linux-gnueabihf-gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
   65 ubuntu:16.04-x-arm64          : Ok   aarch64-linux-gnu-gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
   66 ubuntu:16.04-x-powerpc        : Ok   powerpc-linux-gnu-gcc (Ubuntu 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
   67 ubuntu:16.04-x-powerpc64      : Ok   powerpc64-linux-gnu-gcc (Ubuntu/IBM 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
   68 ubuntu:16.04-x-powerpc64el    : Ok   powerpc64le-linux-gnu-gcc (Ubuntu/IBM 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
   69 ubuntu:16.04-x-s390           : Ok   s390x-linux-gnu-gcc (Ubuntu 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
   70 ubuntu:18.04                  : Ok   gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0, clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final)
   71 ubuntu:18.04-x-arm            : Ok   arm-linux-gnueabihf-gcc (Ubuntu/Linaro 7.5.0-3ubuntu1~18.04) 7.5.0
   72 ubuntu:18.04-x-arm64          : Ok   aarch64-linux-gnu-gcc (Ubuntu/Linaro 7.5.0-3ubuntu1~18.04) 7.5.0
   73 ubuntu:18.04-x-m68k           : Ok   m68k-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
   74 ubuntu:18.04-x-powerpc        : Ok   powerpc-linux-gnu-gcc (Ubuntu 7.4.0-1ubuntu1~18.04.1) 7.4.0
   75 ubuntu:18.04-x-powerpc64      : Ok   powerpc64-linux-gnu-gcc (Ubuntu 7.4.0-1ubuntu1~18.04.1) 7.4.0
   76 ubuntu:18.04-x-powerpc64el    : Ok   powerpc64le-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
   77 ubuntu:18.04-x-riscv64        : Ok   riscv64-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
   78 ubuntu:18.04-x-s390           : Ok   s390x-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
   79 ubuntu:18.04-x-sh4            : Ok   sh4-linux-gnu-gcc (Ubuntu 7.4.0-1ubuntu1~18.04.1) 7.4.0
   80 ubuntu:18.04-x-sparc64        : Ok   sparc64-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
   81 ubuntu:18.10                  : Ok   gcc (Ubuntu 8.3.0-6ubuntu1~18.10.1) 8.3.0, clang version 7.0.0-3 (tags/RELEASE_700/final)
   82 ubuntu:19.04                  : Ok   gcc (Ubuntu 8.3.0-6ubuntu1) 8.3.0, clang version 8.0.0-3 (tags/RELEASE_800/final)
   83 ubuntu:19.04-x-alpha          : Ok   alpha-linux-gnu-gcc (Ubuntu 8.3.0-6ubuntu1) 8.3.0
   84 ubuntu:19.04-x-arm64          : Ok   aarch64-linux-gnu-gcc (Ubuntu/Linaro 8.3.0-6ubuntu1) 8.3.0
   85 ubuntu:19.04-x-hppa           : Ok   hppa-linux-gnu-gcc (Ubuntu 8.3.0-6ubuntu1) 8.3.0
   86 ubuntu:19.10                  : FAIL gcc (Ubuntu 9.2.1-9ubuntu2) 9.2.1 20191008, clang version 9.0.0-2 (tags/RELEASE_900/final)
   87 ubuntu:20.04                  : Ok   gcc (Ubuntu 9.3.0-10ubuntu2) 9.3.0, clang version 10.0.0-4ubuntu1
   #
 
   It builds ok with the default set of options.
 
 The "7: Simple expression parser" entry is failing due to a bug in the
 hashmap in libbpf that will hit upstream via the bpf tree.
 
   # uname -a
   Linux five 5.5.17-200.fc31.x86_64 #1 SMP Mon Apr 13 15:29:42 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
   # git log --oneline -1
   3e9b26dc22 perf tools: Remove some duplicated includes
   # perf version --build-options
   perf version 5.7.rc7.g0affd0e5262b
                    dwarf: [ on  ]  # HAVE_DWARF_SUPPORT
       dwarf_getlocations: [ on  ]  # HAVE_DWARF_GETLOCATIONS_SUPPORT
                    glibc: [ on  ]  # HAVE_GLIBC_SUPPORT
                     gtk2: [ on  ]  # HAVE_GTK2_SUPPORT
            syscall_table: [ on  ]  # HAVE_SYSCALL_TABLE_SUPPORT
                   libbfd: [ on  ]  # HAVE_LIBBFD_SUPPORT
                   libelf: [ on  ]  # HAVE_LIBELF_SUPPORT
                  libnuma: [ on  ]  # HAVE_LIBNUMA_SUPPORT
   numa_num_possible_cpus: [ on  ]  # HAVE_LIBNUMA_SUPPORT
                  libperl: [ on  ]  # HAVE_LIBPERL_SUPPORT
                libpython: [ on  ]  # HAVE_LIBPYTHON_SUPPORT
                 libslang: [ on  ]  # HAVE_SLANG_SUPPORT
                libcrypto: [ on  ]  # HAVE_LIBCRYPTO_SUPPORT
                libunwind: [ on  ]  # HAVE_LIBUNWIND_SUPPORT
       libdw-dwarf-unwind: [ on  ]  # HAVE_DWARF_SUPPORT
                     zlib: [ on  ]  # HAVE_ZLIB_SUPPORT
                     lzma: [ on  ]  # HAVE_LZMA_SUPPORT
                get_cpuid: [ on  ]  # HAVE_AUXTRACE_SUPPORT
                      bpf: [ on  ]  # HAVE_LIBBPF_SUPPORT
                      aio: [ on  ]  # HAVE_AIO_SUPPORT
                     zstd: [ on  ]  # HAVE_ZSTD_SUPPORT
   # perf test
    1: vmlinux symtab matches kallsyms                       : Ok
    2: Detect openat syscall event                           : Ok
    3: Detect openat syscall event on all cpus               : Ok
    4: Read samples using the mmap interface                 : Ok
    5: Test data source output                               : Ok
    6: Parse event definition strings                        : Ok
    7: Simple expression parser                              : FAILED!
    8: PERF_RECORD_* events & perf_sample fields             : Ok
    9: Parse perf pmu format                                 : Ok
   10: PMU events                                            :
   10.1: PMU event table sanity                              : Ok
   10.2: PMU event map aliases                               : Ok
   10.3: Parsing of PMU event table metrics                  : Ok
   11: DSO data read                                         : Ok
   12: DSO data cache                                        : Ok
   13: DSO data reopen                                       : Ok
   14: Roundtrip evsel->name                                 : Ok
   15: Parse sched tracepoints fields                        : Ok
   16: syscalls:sys_enter_openat event fields                : Ok
   17: Setup struct perf_event_attr                          : Ok
   18: Match and link multiple hists                         : Ok
   19: 'import perf' in python                               : Ok
   20: Breakpoint overflow signal handler                    : Ok
   21: Breakpoint overflow sampling                          : Ok
   22: Breakpoint accounting                                 : Ok
   23: Watchpoint                                            :
   23.1: Read Only Watchpoint                                : Skip
   23.2: Write Only Watchpoint                               : Ok
   23.3: Read / Write Watchpoint                             : Ok
   23.4: Modify Watchpoint                                   : Ok
   24: Number of exit events of a simple workload            : Ok
   25: Software clock events period values                   : Ok
   26: Object code reading                                   : Ok
   27: Sample parsing                                        : Ok
   28: Use a dummy software event to keep tracking           : Ok
   29: Parse with no sample_id_all bit set                   : Ok
   30: Filter hist entries                                   : Ok
   31: Lookup mmap thread                                    : Ok
   32: Share thread maps                                     : Ok
   33: Sort output of hist entries                           : Ok
   34: Cumulate child hist entries                           : Ok
   35: Track with sched_switch                               : Ok
   36: Filter fds with revents mask in a fdarray             : Ok
   37: Add fd to a fdarray, making it autogrow               : Ok
   38: kmod_path__parse                                      : Ok
   39: Thread map                                            : Ok
   40: LLVM search and compile                               :
   40.1: Basic BPF llvm compile                              : Ok
   40.2: kbuild searching                                    : Ok
   40.3: Compile source for BPF prologue generation          : Ok
   40.4: Compile source for BPF relocation                   : Ok
   41: Session topology                                      : Ok
   42: BPF filter                                            :
   42.1: Basic BPF filtering                                 : Ok
   42.2: BPF pinning                                         : Ok
   42.3: BPF prologue generation                             : Ok
   42.4: BPF relocation checker                              : Ok
   43: Synthesize thread map                                 : Ok
   44: Remove thread map                                     : Ok
   45: Synthesize cpu map                                    : Ok
   46: Synthesize stat config                                : Ok
   47: Synthesize stat                                       : Ok
   48: Synthesize stat round                                 : Ok
   49: Synthesize attr update                                : Ok
   50: Event times                                           : Ok
   51: Read backward ring buffer                             : Ok
   52: Print cpu map                                         : Ok
   53: Merge cpu map                                         : Ok
   54: Probe SDT events                                      : Ok
   55: is_printable_array                                    : Ok
   56: Print bitmap                                          : Ok
   57: perf hooks                                            : Ok
   58: builtin clang support                                 : Skip (not compiled in)
   59: unit_number__scnprintf                                : Ok
   60: mem2node                                              : Ok
   61: time utils                                            : Ok
   62: Test jit_write_elf                                    : Ok
   63: Test libpfm4 support                                  : Skip (not compiled in)
   64: Test api io                                           : Ok
   65: maps__merge_in                                        : Ok
   66: Demangle Java                                         : Ok
   67: x86 rdpmc                                             : Ok
   68: Convert perf time to TSC                              : Ok
   69: DWARF unwind                                          : Ok
   70: x86 instruction decoder - new instructions            : Ok
   71: Intel PT packet decoder                               : Ok
   72: x86 bp modify                                         : Ok
   73: probe libc's inet_pton & backtrace it with ping       : Ok
   74: Use vfs_getname probe to get syscall args filenames   : Ok
   75: Check open filename arg using perf trace + vfs_getname: Ok
   76: Zstd perf.data compression/decompression              : Ok
   77: Add vfs_getname probe to get syscall args filenames   : Ok
   #
 
   [acme@five perf]$ git log --oneline -1 ; time make -C tools/perf build-test
   3e9b26dc22 (HEAD -> perf/core, seventh/perf/core, quaco/perf/core) perf tools: Remove some duplicated includes
   make: Entering directory '/home/acme/git/perf/tools/perf'
   - tarpkg: ./tests/perf-targz-src-pkg .
         make_no_libbpf_DEBUG_O: make NO_LIBBPF=1 DEBUG=1
          make_with_clangllvm_O: make LIBCLANGLLVM=1
             make_no_auxtrace_O: make NO_AUXTRACE=1
             make_no_demangle_O: make NO_DEMANGLE=1
               make_clean_all_O: make clean all
        make_util_pmu_bison_o_O: make util/pmu-bison.o
                 make_no_newt_O: make NO_NEWT=1
                 make_no_gtk2_O: make NO_GTK2=1
               make_no_libbpf_O: make NO_LIBBPF=1
             make_no_libaudit_O: make NO_LIBAUDIT=1
                  make_perf_o_O: make perf.o
               make_no_libelf_O: make NO_LIBELF=1
                  make_static_O: make LDFLAGS=-static NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX32=1 NO_JVMTI=1
                 make_install_O: make install
            make_no_libpython_O: make NO_LIBPYTHON=1
            make_no_libunwind_O: make NO_LIBUNWIND=1
   make_no_libdw_dwarf_unwind_O: make NO_LIBDW_DWARF_UNWIND=1
              make_no_scripts_O: make NO_LIBPYTHON=1 NO_LIBPERL=1
            make_with_libpfm4_O: make LIBPFM4=1
                    make_pure_O: make
                     make_doc_O: make doc
                  make_no_sdt_O: make NO_SDT=1
                make_no_slang_O: make NO_SLANG=1
          make_no_syscall_tbl_O: make NO_SYSCALL_TABLE=1
             make_install_bin_O: make install-bin
              make_no_libperl_O: make NO_LIBPERL=1
    make_install_prefix_slash_O: make install prefix=/tmp/krava/
          make_install_prefix_O: make install prefix=/tmp/krava
                   make_no_ui_O: make NO_NEWT=1 NO_SLANG=1 NO_GTK2=1
              make_no_libnuma_O: make NO_LIBNUMA=1
                 make_minimal_O: make NO_LIBPERL=1 NO_LIBPYTHON=1 NO_NEWT=1 NO_GTK2=1 NO_DEMANGLE=1 NO_LIBELF=1 NO_LIBUNWIND=1 NO_BACKTRACE=1 NO_LIBNUMA=1 NO_LIBAUDIT=1 NO_LIBBIONIC=1 NO_LIBDW_DWARF_UNWIND=1 NO_AUXTRACE=1 NO_LIBBPF=1 NO_LIBCRYPTO=1 NO_SDT=1 NO_JVMTI=1 NO_LIBZSTD=1 NO_LIBCAP=1 NO_SYSCALL_TABLE=1
         make_with_babeltrace_O: make LIBBABELTRACE=1
                    make_help_O: make help
            make_no_libcrypto_O: make NO_LIBCRYPTO=1
                   make_debug_O: make DEBUG=1
            make_no_libbionic_O: make NO_LIBBIONIC=1
            make_no_backtrace_O: make NO_BACKTRACE=1
                    make_tags_O: make tags
              make_util_map_o_O: make util/map.o
   OK
   make: Leaving directory '/home/acme/git/perf/tools/perf'
   [acme@five perf]$
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Merge tag 'perf-tools-2020-06-02' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux

Pull perf tooling updates from Arnaldo Carvalho de Melo:
 "These are additional changes to the perf tools, on top of what Ingo
  already submitted.

   - Further Intel PT call-trace fixes

   - Improve SELinux docs and tool warnings

   - Fix race at exit in 'perf record' using eventfd.

   - Add missing build tests to the default set of 'make -C tools/perf
     build-test'

   - Sync msr-index.h getting new AMD MSRs to decode and filter in 'perf
     trace'.

   - Fix fallback to libaudit in 'perf trace' for arches not using
     per-arch *.tbl files.

   - Fixes for 'perf ftrace'.

   - Fixes and improvements for the 'perf stat' metrics.

   - Use dummy event to get PERF_RECORD_{FORK,MMAP,etc} while
     synthesizing those metadata events for pre-existing threads.

   - Fix leaks detected using clang tooling.

   - Improvements to PMU event metric testing.

   - Report summary for 'perf stat' interval mode at the end, summing up
     all the intervals.

   - Improve pipe mode, i.e. this now works as expected, continuously
     dumping samples:

        # perf record -g -e raw_syscalls:sys_enter | perf --no-pager script

   - Fixes for event grouping, detecting incompatible groups such as:

        # perf stat -e '{cycles,power/energy-cores/}' -v
        WARNING: group events cpu maps do not match, disabling group:
          anon group { power/energy-cores/, cycles }
            power/energy-cores/: 0
            cycles: 0-7

   - Fixes for 'perf probe': blacklist address checking, number of
     kretprobe instances, etc.

   - JIT processing improvements and fixes plus the addition of a 'perf
     test' entry for the java demangler.

   - Add support for synthesizing first/last level cache, TLB and remove
     access events from HW tracing in the auxtrace code, first to use is
     ARM SPE.

   - Vendor events updates and fixes, including for POWER9 and Intel.

   - Allow using ~/.perfconfig for removing the ',' separators in 'perf
     stat' output.

   - Opt-in support for libpfm4"

* tag 'perf-tools-2020-06-02' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux: (120 commits)
  perf tools: Remove some duplicated includes
  perf symbols: Fix kernel maps for kcore and eBPF
  tools arch x86: Sync the msr-index.h copy with the kernel sources
  perf stat: Ensure group is defined on top of the same cpu mask
  perf libdw: Fix off-by 1 relative directory includes
  perf arm-spe: Support synthetic events
  perf auxtrace: Add four itrace options
  perf tools: Move arm-spe-pkt-decoder.h/c to the new dir
  perf test: Initialize memory in dwarf-unwind
  perf tests: Don't tail call optimize in unwind test
  tools compiler.h: Add attribute to disable tail calls
  perf build: Add a LIBPFM4=1 build test entry
  perf tools: Add optional support for libpfm4
  perf tools: Correct license on jsmn JSON parser
  perf jit: Fix inaccurate DWARF line table
  perf jvmti: Remove redundant jitdump line table entries
  perf build: Add NO_SDT=1 to the default set of build tests
  perf build: Add NO_LIBCRYPTO=1 to the default set of build tests
  perf build: Add NO_SYSCALL_TABLE=1 to the build tests
  perf build: Remove libaudit from the default feature checks
  ...
2020-06-04 10:17:59 -07:00
..
accounting SPDX patches for 5.7-rc1. 2020-04-03 13:12:26 -07:00
arch perf tools for v5.8: 2020-06-04 10:17:59 -07:00
bootconfig tools/bootconfig: Fix apply_xbc() to return zero on success 2020-05-11 17:00:26 -04:00
bpf tools/bpf: Don't use $(COMPILE.c) 2020-06-02 22:02:38 +02:00
build perf build: Remove libaudit from the default feature checks 2020-05-29 16:51:13 -03:00
cgroup Merge branch 'block-5.7' into for-5.8/block 2020-05-09 16:13:58 -06:00
debugging
edid tools/edid: Move EDID data sets from Documentation/ 2020-02-19 04:10:32 -07:00
firewire
firmware
gpio This is the bulk of GPIO development for the v5.7 kernel cycle. 2020-04-04 10:27:00 -07:00
hv Tools: hv: Reopen the devices if read() or write() returns errors 2020-01-26 22:10:10 -05:00
iio .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
include perf tools for v5.8: 2020-06-04 10:17:59 -07:00
io_uring
kvm/kvm_stat tools/kvm_stat: add sample systemd unit file 2020-04-21 09:13:12 -04:00
laptop change email address for Pali Rohár 2020-04-10 15:36:22 -07:00
leds .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
lib Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next 2020-06-03 16:27:18 -07:00
memory-model .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
nfsd
objtool objtool: Enable compilation of objtool for all architectures 2020-05-20 09:17:28 -05:00
pci tools: PCI: Add 'e' to clear IRQ 2020-04-02 17:57:10 +01:00
pcmcia .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
perf perf tools: Remove some duplicated includes 2020-06-02 11:09:41 -03:00
power Power management updates for 5.8-rc1 2020-06-02 13:17:23 -07:00
scripts Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-03-25 18:58:11 -07:00
spi spi: spidev_test: Add support for Octal mode data transfers 2020-04-16 13:54:45 +01:00
testing Merge branch 'akpm' (patches from Andrew) 2020-06-03 20:24:15 -07:00
thermal/tmon - Convert tsens configuration DT binding to yaml (Rajeshwari) 2020-04-07 20:00:16 -07:00
time
usb .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
virtio tools/virtio: make asm/barrier.h self contained 2020-04-17 06:05:29 -04:00
vm tools/vm/page_owner_sort.c: filter out unneeded line 2020-06-03 20:09:49 -07:00
wmi
Makefile tools: bootconfig: Add bootconfig command 2020-01-13 13:19:39 -05:00