From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: [GIT PULL 00/11] perf/core improvements and fixes Date: Wed, 16 May 2018 17:58:19 +0200 Message-ID: <20180516155819.GA16354@gmail.com> References: <20180516144908.22212-1-acme@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20180516144908.22212-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Arnaldo Carvalho de Melo Cc: Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Adrian Hunter , Agustin Vega-Frias , Alexander Shishkin , Andi Kleen , Andy Lutomirski , Daniel Borkmann , Dave Hansen , David Ahern , Ganapatrao Kulkarni , "H . Peter Anvin" , Jin Yao , Jiri Olsa , Joerg Roedel , Kan Liang , Masami Hiramatsu , Namhyung Kim , netdev@vger.kernel.orgPeter List-Id: linux-perf-users.vger.kernel.org * Arnaldo Carvalho de Melo wrote: > Hi Ingo, > > Please consider pulling, more to come as I go thru Adrian's x86 > PTI series and the C++ support improvements to 'perf probe', from > Holger, > > Best Regards, > > - Arnaldo > > Test results at the end of this message, as usual. > > The following changes since commit 291c161f6c65530092903fbea58eb07a62b220ba: > > Merge remote-tracking branch 'tip/perf/urgent' into perf/core (2018-05-15 10:30:17 -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-4.18-20180516 > > for you to fetch changes up to 7a36a287de9fbb1ba906e70573d3f2315f7fd609: > > perf bpf: Fix NULL return handling in bpf__prepare_load() (2018-05-16 10:01:55 -0300) > > ---------------------------------------------------------------- > perf/core improvements and fixes: > > - Add '-e intel_pt//u' test to the 'parse-events' 'perf test' entry, > to help avoiding regressions in the events parser such as one > that caused a revert in v4.17-rc (Arnaldo Carvalho de Melo) > > - Fix NULL return handling in bpf__prepare_load() (YueHaibing) > > - Warn about 'perf buildid-cache --purge-all' failures (Ravi Bangoria) > > - Add infrastructure to help in writing eBPF C programs to be used > with '-e name.c' type events in tools such as 'record' and 'trace', > with headers for common constructs and an examples directory that > will get populated as we add more such helpers and the 'perf bpf' > branch that Jiri Olsa has been working on (Arnaldo Carvalho de Melo) > > - Handle uncore event aliases in small groups properly (Kan Liang) > > - Use the "_stest" symbol to identify the kernel map when loading kcore (Adrian Hunter) > > Signed-off-by: Arnaldo Carvalho de Melo > > ---------------------------------------------------------------- > Adrian Hunter (1): > perf tools: Use the "_stest" symbol to identify the kernel map when loading kcore > > Arnaldo Carvalho de Melo (7): > perf tests parse-events: Add intel_pt parse test > perf llvm-utils: Add bpf include path to clang command line > perf bpf: Add 'examples' directories > perf bpf: Add bpf.h to be used in eBPF proggies > perf bpf: Add kprobe example to catch 5s naps > perf bpf: Add license(NAME) helper > perf bpf: Add probe() helper to reduce kprobes boilerplate > > Kan Liang (1): > perf parse-events: Handle uncore event aliases in small groups properly > > Ravi Bangoria (1): > perf buildid-cache: Warn --purge-all failures > > YueHaibing (1): > perf bpf: Fix NULL return handling in bpf__prepare_load() > > tools/perf/Makefile.config | 14 ++++ > tools/perf/Makefile.perf | 8 +++ > tools/perf/builtin-buildid-cache.c | 8 ++- > tools/perf/examples/bpf/5sec.c | 49 ++++++++++++++ > tools/perf/examples/bpf/empty.c | 3 + > tools/perf/include/bpf/bpf.h | 13 ++++ > tools/perf/tests/parse-events.c | 13 ++++ > tools/perf/util/Build | 2 + > tools/perf/util/bpf-loader.c | 6 +- > tools/perf/util/evsel.h | 1 + > tools/perf/util/llvm-utils.c | 19 ++++-- > tools/perf/util/parse-events.c | 130 ++++++++++++++++++++++++++++++++++++- > tools/perf/util/parse-events.h | 7 +- > tools/perf/util/parse-events.y | 8 +-- > tools/perf/util/symbol.c | 16 ++--- > 15 files changed, 270 insertions(+), 27 deletions(-) > create mode 100644 tools/perf/examples/bpf/5sec.c > create mode 100644 tools/perf/examples/bpf/empty.c > create mode 100644 tools/perf/include/bpf/bpf.h Pulled, thanks a lot Arnaldo! Ingo