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Date: Fri, 28 Aug 2015 08:24:54 +0200 From: Ingo Molnar <mingo@...nel.org> To: Arnaldo Carvalho de Melo <acme@...nel.org> Cc: linux-kernel@...r.kernel.org, Adrian Hunter <adrian.hunter@...el.com>, Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>, Frederic Weisbecker <fweisbec@...il.com>, Jiri Olsa <jolsa@...hat.com>, Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>, Namhyung Kim <namhyung@...nel.org>, pi3orama@....com, Stephane Eranian <eranian@...gle.com>, Steven Rostedt <rostedt@...dmis.org>, Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>, Wang Nan <wangnan0@...wei.com>, Zefan Li <lizefan@...wei.com>, Arnaldo Carvalho de Melo <acme@...hat.com>, Peter Zijlstra <a.p.zijlstra@...llo.nl> Subject: Re: [GIT PULL 00/22] perf/core improvements and fixes * Arnaldo Carvalho de Melo <acme@...nel.org> wrote: > Hi Ingo, > > Please consider pulling, this replaces the previous perf-core-for-mingo > pull req, replacing the last patch in that series and adding a few more fixes from > Jiri and Wang, > > Thanks, > > - Arnaldo > > The following changes since commit 0e53909a1cf0153736fb52c216558a65530d8c40: > > Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2015-08-22 08:45:46 +0200) > > are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo > > for you to fetch changes up to a2fb3382edbea83c6f2bf6ac15e3673b2e254aad: > > tracing/uprobes: Do not print '0x (null)' when offset is 0 (2015-08-26 10:43:01 -0300) > > ---------------------------------------------------------------- > perf/core improvements and fixes: > > User visible: > > - Add support for using several Intel PT features (CYC, MTC packets), the > relevant documentation was updated: tools/perf/Documentation/intel-pt.txt, > briefly describing those packets, its purposes, how to configure them in > the event config terms and relevant external documentation for further > reading. (Adrian Hunter) > > - Introduce support for probing at an absolute address, for user and kernel > 'perf probe's, useful when one have the symbol maps on a developer machine > but not on an embedded system (Wang Nan) > > - Fix 'perf probe' list results when a symbol can't be found or the > address is zero and when an offset is provided without a function (Wang Nan) > > - Do not print '0x (null)' in uprobes when offset is zero (Wang Nan) > > - Clear the progress bar at the end of a ordered_events flush, fixing > an UI artifact when, after ordering the events the screen doesn't get > completely redraw, for instance, when an error window covers just the > center of the screen and waits for user input. (Arnaldo Carvalho de Melo) > > - Fix 'annotate' segfault by resetting the dso find_symbol cache when removing > symbols (Arnaldo Carvalho de Melo) > > Infrastructure: > > - Allow duplicate objects in the object list, just like it is possible to have > things like this, in the kernel: (Jiri Olsa) > > drivers/Makefile:obj-$(CONFIG_PCI) += usb/ > drivers/Makefile:obj-$(CONFIG_USB_GADGET) += usb/ > > - Fix Intel PT 'instructions' sample period (Adrian Hunter) > > - Prevent segfault when reading probe point with absolute address (Wang Nan) > > Build fixes: > > - Fix tarball build broken by pt/bts (Adrian Hunter) > > - Remove export.h from MANIFEST, fixing the perf tarball make target (Jiri Olsa) > > Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> > > ---------------------------------------------------------------- > Adrian Hunter (11): > perf tools: Fix tarball build broken by pt/bts > perf tools: Fix Intel PT 'instructions' sample period > perf tools: Add Intel PT support for PSB periods > perf tools: Add new Intel PT packet definitions > perf tools: Pass Intel PT information for decoding MTC and CYC > perf tools: Add Intel PT support for decoding MTC packets > perf tools: Add Intel PT support for using MTC packets > perf tools: Add Intel PT support for decoding CYC packets > perf tools: Add Intel PT support for using CYC packets > perf tools: Add Intel PT support for decoding TRACESTOP packets > perf tools: Update Intel PT documentation > > Arnaldo Carvalho de Melo (3): > perf annotate: Reset the dso find_symbol cache when removing symbols > perf ui tui progress: Implement the ui_progress_ops->finish() method > perf ordered_events: Clear the progress bar at the end of a flush > > Jiri Olsa (2): > perf tools: Remove export.h from MANIFEST > tools build: Allow duplicate objects in the object list > > Wang Nan (6): > perf probe: Prevent segfault when reading probe point with absolute address > perf probe: Fix list result when symbol can't be found > perf probe: Fix list result when address is zero > perf probe: Fix error reported when offset without function > perf probe: Support probing at absolute address > tracing/uprobes: Do not print '0x (null)' when offset is 0 > > kernel/trace/trace_uprobe.c | 17 +- > tools/build/Documentation/Build.txt | 1 + > tools/build/Makefile.build | 2 +- > tools/build/tests/ex/Build | 1 + > tools/perf/Documentation/intel-pt.txt | 194 ++++++- > tools/perf/MANIFEST | 1 - > tools/perf/arch/x86/util/intel-pt.c | 271 +++++++++- > tools/perf/builtin-annotate.c | 1 + > tools/perf/ui/tui/progress.c | 19 +- > tools/perf/util/dso.h | 2 + > tools/perf/util/intel-pt-decoder/inat.c | 2 +- > tools/perf/util/intel-pt-decoder/inat.h | 2 +- > tools/perf/util/intel-pt-decoder/inat_types.h | 29 ++ > tools/perf/util/intel-pt-decoder/insn.c | 4 +- > tools/perf/util/intel-pt-decoder/insn.h | 2 +- > .../perf/util/intel-pt-decoder/intel-pt-decoder.c | 555 ++++++++++++++++++++- > .../perf/util/intel-pt-decoder/intel-pt-decoder.h | 5 + > .../util/intel-pt-decoder/intel-pt-insn-decoder.c | 2 +- > .../util/intel-pt-decoder/intel-pt-pkt-decoder.c | 142 +++++- > .../util/intel-pt-decoder/intel-pt-pkt-decoder.h | 6 + > tools/perf/util/intel-pt.c | 67 ++- > tools/perf/util/intel-pt.h | 5 + > tools/perf/util/ordered-events.c | 3 + > tools/perf/util/probe-event.c | 210 +++++++- > tools/perf/util/probe-event.h | 4 + > tools/perf/util/probe-finder.c | 21 +- > tools/perf/util/symbol.c | 10 + > 27 files changed, 1481 insertions(+), 97 deletions(-) > create mode 100644 tools/perf/util/intel-pt-decoder/inat_types.h Pulled, thanks a lot Arnaldo! 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