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    SubjectRe: [GIT PULL 00/21] perf/core improvements and fixes

    * Arnaldo Carvalho de Melo <acme@kernel.org> wrote:

    > Hi Ingo,
    >
    > Please consider pulling, contains a recently merged
    > tip/perf/urgent,
    >
    > - Arnaldo
    >
    > Test results at the end of this message, as usual.
    >
    > The following changes since commit c2586cfbb905939b79b49a9121fb0a59a5668fd6:
    >
    > Merge remote-tracking branch 'tip/perf/urgent' into perf/core (2018-07-31 09:55:45 -0300)
    >
    > are available in the Git repository at:
    >
    > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo-4.19-20180801
    >
    > for you to fetch changes up to b912885ab75c7c8aa841c615108afd755d0b97f8:
    >
    > perf trace: Do not require --no-syscalls to suppress strace like output (2018-08-01 16:20:28 -0300)
    >
    > ----------------------------------------------------------------
    > perf/core improvements and fixes:
    >
    > perf trace: (Arnaldo Carvalho de Melo)
    >
    > - Do not require --no-syscalls to suppress strace like output, i.e.
    >
    > # perf trace -e sched:*switch
    >
    > will show just sched:sched_switch events, not strace-like formatted
    > syscall events, use --syscalls to get the previous behaviour.
    >
    > If instead:
    >
    > # perf trace
    >
    > is used, i.e. no events specified, then --syscalls is implied and
    > system wide strace like formatting will be applied to all syscalls.
    >
    > The behaviour when just a syscall subset is used with '-e' is unchanged:
    >
    > # perf trace -e *sleep,sched:*switch
    >
    > will work as before: just the 'nanosleep' syscall will be strace-like
    > formatted plus the sched:sched_switch tracepoint event, system wide.
    >
    > - Allow string table generators to use a default header dir, allowing
    > use of them without parameters to see the table it generates on
    > stdout, e.g.:
    >
    > $ tools/perf/trace/beauty/kvm_ioctl.sh
    > static const char *kvm_ioctl_cmds[] = {
    > [0x00] = "GET_API_VERSION",
    > [0x01] = "CREATE_VM",
    > [0x02] = "GET_MSR_INDEX_LIST",
    > [0x03] = "CHECK_EXTENSION",
    > <BIG SNIP>
    > [0xe0] = "CREATE_DEVICE",
    > [0xe1] = "SET_DEVICE_ATTR",
    > [0xe2] = "GET_DEVICE_ATTR",
    > [0xe3] = "HAS_DEVICE_ATTR",
    > };
    > $
    >
    > See 'ls tools/perf/trace/beauty/*.sh' to see the available string
    > table generators.
    >
    > - Add a generator for IPPROTO_ socket's protocol constants.
    >
    > perf record: (Kan Liang)
    >
    > - Fix error out while applying initial delay and using LBR, due to
    > the use of a PERF_TYPE_SOFTWARE/PERF_COUNT_SW_DUMMY event to track
    > PERF_RECORD_MMAP events while waiting for the initial delay. Such
    > events fail when configured asking PERF_SAMPLE_BRANCH_STACK in
    > perf_event_attr.sample_type.
    >
    > perf c2c: (Jiri Olsa)
    >
    > - Fix report crash for empty browser, when processing a perf.data file
    > without events of interest, either because not asked for in
    > 'perf record' or because the workload didn't triggered such events.
    >
    > perf list: (Michael Petlan)
    >
    > - Align metric group description format with PMU event description.
    >
    > perf tests: (Sandipan Das)
    >
    > - Fix indexing when invoking subtests, which caused BPF tests to
    > get results for the next test in the list, with the last one
    > reporting a failure.
    >
    > eBPF:
    >
    > - Fix installation directory for header files included from eBPF proggies,
    > avoiding clashing with relative paths used to build other software projects
    > such as glibc. (Thomas Richter)
    >
    > - Show better message when failing to load an object. (Arnaldo Carvalho de Melo)
    >
    > General: (Christophe Leroy)
    >
    > - Allow overriding MAX_NR_CPUS at compile time, to make the tooling
    > usable in systems with less memory, in time this has to be changed
    > to properly allocate based on _NPROCESSORS_ONLN.
    >
    > Architecture specific:
    >
    > - Update arm64's ThunderX2 implementation defined pmu core events (Ganapatrao Kulkarni)
    >
    > - Fix complex event name parsing in 'perf test' for PowerPC, where the 'umask' event
    > modifier isn't present. (Sandipan Das)
    >
    > CoreSight ARM hardware tracing: (Leo Yan)
    >
    > - Fix start tracing packet handling.
    >
    > - Support dummy address value for CS_ETM_TRACE_ON packet.
    >
    > - Generate branch sample when receiving a CS_ETM_TRACE_ON packet.
    >
    > - Generate branch sample for CS_ETM_TRACE_ON packet.
    >
    > Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
    >
    > ----------------------------------------------------------------
    > Arnaldo Carvalho de Melo (9):
    > perf trace beauty: Default header_dir to cwd to work without parms
    > tools include uapi: Grab a copy of linux/in.h
    > perf beauty: Add a generator for IPPROTO_ socket's protocol constants
    > perf trace beauty: Do not print NULL strarray entries
    > perf trace beauty: Add beautifiers for 'socket''s 'protocol' arg
    > perf trace: Beautify the AF_INET & AF_INET6 'socket' syscall 'protocol' args
    > perf bpf: Show better message when failing to load an object
    > perf bpf: Include uapi/linux/bpf.h from the 'perf trace' script's bpf.h
    > perf trace: Do not require --no-syscalls to suppress strace like output
    >
    > Christophe Leroy (1):
    > perf tools: Allow overriding MAX_NR_CPUS at compile time
    >
    > Ganapatrao Kulkarni (1):
    > perf vendor events arm64: Update ThunderX2 implementation defined pmu core events
    >
    > Jiri Olsa (1):
    > perf c2c report: Fix crash for empty browser
    >
    > Kan Liang (1):
    > perf evlist: Fix error out while applying initial delay and LBR
    >
    > Leo Yan (4):
    > perf cs-etm: Fix start tracing packet handling
    > perf cs-etm: Support dummy address value for CS_ETM_TRACE_ON packet
    > perf cs-etm: Generate branch sample when receiving a CS_ETM_TRACE_ON packet
    > perf cs-etm: Generate branch sample for CS_ETM_TRACE_ON packet
    >
    > Michael Petlan (1):
    > perf list: Unify metric group description format with PMU event description
    >
    > Sandipan Das (2):
    > perf tests: Fix complex event name parsing
    > perf tests: Fix indexing when invoking subtests
    >
    > Thomas Richter (1):
    > perf build: Fix installation directory for eBPF
    >
    > tools/include/uapi/linux/in.h | 301 +++++++++++++++++++++
    > tools/perf/Makefile.config | 4 +-
    > tools/perf/Makefile.perf | 10 +
    > tools/perf/builtin-c2c.c | 3 +
    > tools/perf/builtin-trace.c | 19 +-
    > tools/perf/check-headers.sh | 1 +
    > tools/perf/include/bpf/bpf.h | 3 +
    > tools/perf/perf.h | 2 +
    > .../arch/arm64/cavium/thunderx2/core-imp-def.json | 87 +++++-
    > tools/perf/tests/builtin-test.c | 4 +-
    > tools/perf/tests/parse-events.c | 2 +-
    > tools/perf/trace/beauty/Build | 1 +
    > tools/perf/trace/beauty/beauty.h | 3 +
    > tools/perf/trace/beauty/drm_ioctl.sh | 9 +-
    > tools/perf/trace/beauty/kcmp_type.sh | 2 +-
    > tools/perf/trace/beauty/kvm_ioctl.sh | 4 +-
    > tools/perf/trace/beauty/madvise_behavior.sh | 2 +-
    > tools/perf/trace/beauty/perf_ioctl.sh | 2 +-
    > .../perf/trace/beauty/pkey_alloc_access_rights.sh | 2 +-
    > tools/perf/trace/beauty/sndrv_ctl_ioctl.sh | 4 +-
    > tools/perf/trace/beauty/sndrv_pcm_ioctl.sh | 4 +-
    > tools/perf/trace/beauty/socket.c | 28 ++
    > tools/perf/trace/beauty/socket_ipproto.sh | 11 +
    > tools/perf/trace/beauty/vhost_virtio_ioctl.sh | 6 +-
    > tools/perf/util/bpf-loader.c | 4 +-
    > tools/perf/util/cs-etm-decoder/cs-etm-decoder.h | 1 +
    > tools/perf/util/cs-etm.c | 68 ++++-
    > tools/perf/util/evsel.c | 14 +
    > tools/perf/util/metricgroup.c | 4 +-
    > 29 files changed, 556 insertions(+), 49 deletions(-)
    > create mode 100644 tools/include/uapi/linux/in.h
    > create mode 100644 tools/perf/trace/beauty/socket.c
    > create mode 100755 tools/perf/trace/beauty/socket_ipproto.sh

    Pulled, thanks a lot Arnaldo!

    Ingo

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