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Message-ID: <20140112164145.GB21054@gmail.com> Date: Sun, 12 Jan 2014 17:41:45 +0100 From: Ingo Molnar <mingo@...nel.org> To: Arnaldo Carvalho de Melo <acme@...radead.org> Cc: linux-kernel@...r.kernel.org, Arnaldo Carvalho de Melo <acme@...stprotocols.net>, Adrian Hunter <adrian.hunter@...el.com>, Arun Sharma <asharma@...com>, Chunwei Chen <tuxoko@...il.com>, Corey Ashford <cjashfor@...ux.vnet.ibm.com>, David Ahern <dsahern@...il.com>, "David A. Long" <dave.long@...aro.org>, Dongsheng Yang <yangds.fnst@...fujitsu.com>, Frederic Weisbecker <fweisbec@...il.com>, Jiri Olsa <jolsa@...hat.com>, Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>, Mike Galbraith <efault@....de>, Namhyung Kim <namhyung.kim@....com>, Oleg Nesterov <oleg@...hat.com>, Paul Mackerras <paulus@...ba.org>, Peter Zijlstra <peterz@...radead.org>, Rodrigo Campos <rodrigo@...g.com.ar>, Srikar Dronamraju <srikar@...ux.vnet.ibm.com>, stable@...r.kernel.org, Stephane Eranian <eranian@...gle.com>, Steven Rostedt <rostedt@...dmis.org>, systemtap@...rceware.org, yrl.pp-manager.tt@...achi.com, Arnaldo Carvalho de Melo <acme@...hat.com> Subject: Re: [GIT PULL 00/49] perf/core improvements and fixes * Arnaldo Carvalho de Melo <acme@...radead.org> wrote: > From: Arnaldo Carvalho de Melo <acme@...stprotocols.net> > > Hi Ingo, > > This one has the 34 out of 35 patches from the previous pull req, removing > the 'perf stat' one about not printing stats for workloads we failed to start, that > requires more thinking and introduced a regression. > > I'm suppressing those first 34 patches, they are unchanged from last pull > req. > > Please consider pulling, the next one probably will be in 2014 :-) > > Best Regards and happy holidays! > > - Arnaldo > > The following changes since commit fa6e8e5f7cbf85f364ebd5a90525dbbe9de2083b: > > Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2013-12-18 14:07:26 +0100) > > are available in the git repository at: > > > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux tags/perf-core-for-mingo > > for you to fetch changes up to 74cf249d5cf7de84c88cca69a2f13b13d500ff94: > > perf tools: Use zfree to help detect use after free bugs (2013-12-27 17:08:19 -0300) > > ---------------------------------------------------------------- > User visible changes: > > Improvements: > > . Support showing source code, asking for variables to be collected > at probe time and other 'perf probe' operations that use DWARF information. > > This supports only binaries with debugging information at this time, detached > debuginfo (aka debuginfo packages) support should come in later patches. > (Masami Hiramatsu) > > . Add a perf.data file header window in the 'perf report' TUI, associated > with the 'i' hotkey, providing a counterpart to the --header option in the > stdio UI. (Namhyung Kim) > > . Guest related improvements to 'perf kvm', including allowing to > specify a directory with guest specific /proc information. (Dongsheng Yang) > > . Print session information only if --stdio is given (Namhyung Kim) > > Developer stuff: > > Fixes: > > . Get rid of a duplicate va_end() in error reporting (Namhyung Kim) > > . If a hist entry doesn't have symbol information, compare it with its > address. Affects upcoming new feature (--cumulate) (Namhyung Kim) > > Improvements: > > . Make libtraceevent install target quieter (Jiri Olsa) > > . Make tests/make output more compact (Jiri Olsa) > > . Ignore generated files in feature-checks (Chunwei Chen) > > New APIs: > > . Introduce pevent_filter_strerror() in libtraceevent, similar in > purpose to libc's strerror() function. (Namhyung Kim) > > Refactorings: > > . Use perf_data_file methods to write output file in 'record' and > 'inject' (Jiri Olsa) > > . Use pr_*() functions where applicable in 'report' (Namhyumg Kim) > > . Add 'machine' 'addr_location' struct to have full picture (machine, > thread, map, symbol, addr) for a (partially) resolved address, reducing > function signatures (Arnaldo Carvalho de Melo) > > . Reduce code duplication in the histogram entry creation/insertion. (Arnaldo Carvalho de Melo) > > . Auto allocate annotation histogram data structures, (Arnaldo Carvalho de Melo) > > . No need to test against NULL before calling free, also set > freed memory in struct pointers to NULL, to help fixing use after > free bugs. (Arnaldo Carvalho de Melo> > > Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> > > ---------------------------------------------------------------- > Arnaldo Carvalho de Melo (19): > perf annotate: Auto allocate symbol per addr hist buckets > perf hists: Leave symbol addr hist bucket auto alloc to symbol layer > perf annotate: Add inc_samples method to addr_map_symbol > perf top: Use hist_entry__inc_addr_sample > perf annotate: Adopt methods from hists > perf annotate: Make symbol__inc_addr_samples private > perf report: Introduce helpers for processing callchains > perf record: Simplify perf_record__write > perf record: Rename 'perf_record' to plain 'record' > perf tools: Rename 'perf_record_opts' to 'record_opts > perf report: Rename 'perf_report' to 'report' > perf ui browser: Remove misplaced __maybe_unused > perf scripting python: Shorten function signatures > perf scripting perl: Shorten function signatures > perf mem: Remove unused parameter from dump_raw_samples() > perf symbols: Add 'machine' member to struct addr_location > perf tools: No need to test against NULL before calling free() > perf tools: Introduce zfree > perf tools: Use zfree to help detect use after free bugs > > Chunwei Chen (1): > perf config: Ignore generated files in feature-checks > > Dongsheng Yang (6): > perf kvm: Fix kvm report without guestmount. > perf tools: Add support for PERF_RECORD_MISC_GUEST_USER in thread__find_addr_map(). > perf tools: Find the proc info under machine->root_dir. > perf tools: Set event->header.misc to PERF_RECORD_MISC_GUEST_USER if machine is guest. > perf tools: Use machine->pid for tgid if machine is guest. > perf tools: Do not synthesize the treads of default guest. > > Jiri Olsa (11): > perf inject: Handle output file via perf_data_file object > perf record: Use perf_data_file__write for output file > perf tests: Factor make install tests > perf tools: Making QUIET_(CLEAN|INSTAL) variables global > tools lib traceevent: Remove print_app_build variable > tools lib traceevent: Use global QUIET_CC build output > tools lib traceevent: Add global QUIET_CC_FPIC build output > tools lib traceevent: Use global QUIET_LINK build output > tools lib traceevent: Use global QUIET_INSTALL build output > tools lib traceevent: Use global QUIET_CLEAN build output > tools lib traceevent: Use global 'O' processing code > > Masami Hiramatsu (2): > perf probe: Expand given path to absolute path > perf probe: Support basic dwarf-based operations on uprobe events > > Namhyung Kim (10): > perf sort: Compare addresses if no symbol info > perf sort: Do not compare dso again > perf hists: Do not pass period and weight to add_hist_entry() > tools lib traceevent: Introduce pevent_filter_strerror() > perf tools: Get rid of a duplicate va_end() in error reporting routine > perf report: Use pr_*() functions where applicable > perf report: Print session information only if --stdio is given > perf ui/tui: Protect windows by ui__lock > perf ui/tui: Split help message for perf top and report > perf ui/tui: Implement header window > > tools/lib/traceevent/Makefile | 85 +++---- > tools/lib/traceevent/event-parse.c | 17 +- > tools/lib/traceevent/event-parse.h | 7 +- > tools/lib/traceevent/parse-filter.c | 98 ++++---- > tools/perf/Makefile.perf | 1 + > tools/perf/arch/common.c | 3 +- > tools/perf/builtin-annotate.c | 13 +- > tools/perf/builtin-diff.c | 2 +- > tools/perf/builtin-inject.c | 65 +++--- > tools/perf/builtin-kvm.c | 6 +- > tools/perf/builtin-mem.c | 5 +- > tools/perf/builtin-probe.c | 17 +- > tools/perf/builtin-record.c | 94 ++++---- > tools/perf/builtin-report.c | 259 +++++++-------------- > tools/perf/builtin-sched.c | 2 +- > tools/perf/builtin-script.c | 22 +- > tools/perf/builtin-stat.c | 6 +- > tools/perf/builtin-timechart.c | 3 +- > tools/perf/builtin-top.c | 23 +- > tools/perf/builtin-trace.c | 14 +- > tools/perf/config/Makefile | 6 +- > tools/perf/config/feature-checks/.gitignore | 2 + > tools/perf/config/feature-checks/Makefile | 110 ++++----- > tools/perf/config/utilities.mak | 7 - > tools/perf/perf.h | 2 +- > tools/perf/tests/code-reading.c | 2 +- > tools/perf/tests/keep-tracking.c | 2 +- > tools/perf/tests/make | 38 ++- > tools/perf/tests/open-syscall-tp-fields.c | 2 +- > tools/perf/tests/perf-record.c | 2 +- > tools/perf/tests/perf-time-to-tsc.c | 2 +- > tools/perf/ui/browser.c | 8 +- > tools/perf/ui/browser.h | 2 + > tools/perf/ui/browsers/header.c | 127 ++++++++++ > tools/perf/ui/browsers/hists.c | 63 +++-- > tools/perf/ui/browsers/scripts.c | 3 +- > tools/perf/ui/gtk/util.c | 3 +- > tools/perf/ui/stdio/hist.c | 2 +- > tools/perf/ui/tui/util.c | 19 +- > tools/perf/util/alias.c | 6 +- > tools/perf/util/annotate.c | 73 ++++-- > tools/perf/util/annotate.h | 9 +- > tools/perf/util/callchain.h | 2 +- > tools/perf/util/cgroup.c | 2 +- > tools/perf/util/comm.c | 2 +- > tools/perf/util/debug.c | 1 - > tools/perf/util/dso.c | 9 +- > tools/perf/util/event.c | 45 ++-- > tools/perf/util/evlist.c | 9 +- > tools/perf/util/evlist.h | 7 +- > tools/perf/util/evsel.c | 17 +- > tools/perf/util/evsel.h | 4 +- > tools/perf/util/header.c | 15 +- > tools/perf/util/help.c | 7 +- > tools/perf/util/hist.c | 27 +-- > tools/perf/util/hist.h | 3 - > tools/perf/util/machine.c | 12 +- > tools/perf/util/parse-events.c | 8 +- > tools/perf/util/pmu.c | 2 +- > tools/perf/util/probe-event.c | 234 +++++++++++++------ > tools/perf/util/probe-event.h | 1 + > tools/perf/util/probe-finder.c | 33 +-- > tools/perf/util/record.c | 9 +- > .../perf/util/scripting-engines/trace-event-perl.c | 22 +- > .../util/scripting-engines/trace-event-python.c | 28 +-- > tools/perf/util/session.c | 33 +-- > tools/perf/util/session.h | 2 +- > tools/perf/util/sort.c | 22 +- > tools/perf/util/srcline.c | 6 +- > tools/perf/util/strbuf.c | 2 +- > tools/perf/util/strfilter.c | 2 +- > tools/perf/util/string.c | 2 +- > tools/perf/util/strlist.c | 3 +- > tools/perf/util/svghelper.c | 5 +- > tools/perf/util/symbol-elf.c | 2 +- > tools/perf/util/symbol-minimal.c | 3 +- > tools/perf/util/symbol.c | 11 +- > tools/perf/util/symbol.h | 1 + > tools/perf/util/thread_map.c | 20 +- > tools/perf/util/top.c | 2 +- > tools/perf/util/top.h | 2 +- > tools/perf/util/trace-event-info.c | 10 +- > tools/perf/util/trace-event-scripting.c | 3 +- > tools/perf/util/trace-event.h | 1 - > tools/perf/util/util.h | 2 + > tools/perf/util/values.c | 14 +- > tools/scripts/Makefile.include | 4 + > 87 files changed, 1001 insertions(+), 882 deletions(-) > create mode 100644 tools/perf/config/feature-checks/.gitignore > create mode 100644 tools/perf/ui/browsers/header.c Pulled, thanks a lot Arnaldo! Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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