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Message-ID: <20180516155819.GA16354@gmail.com>
Date: Wed, 16 May 2018 17:58:19 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Clark Williams <williams@...hat.com>, linux-kernel@...r.kernel.org,
linux-perf-users@...r.kernel.org,
Adrian Hunter <adrian.hunter@...el.com>,
Agustin Vega-Frias <agustinv@...eaurora.org>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Andi Kleen <ak@...ux.intel.com>,
Andy Lutomirski <luto@...nel.org>,
Daniel Borkmann <daniel@...earbox.net>,
Dave Hansen <dave.hansen@...ux.intel.com>,
David Ahern <dsahern@...il.com>,
Ganapatrao Kulkarni <ganapatrao.kulkarni@...ium.com>,
"H . Peter Anvin" <hpa@...or.com>,
Jin Yao <yao.jin@...ux.intel.com>,
Jiri Olsa <jolsa@...hat.com>, Joerg Roedel <joro@...tes.org>,
Kan Liang <kan.liang@...ux.intel.com>,
Masami Hiramatsu <mhiramat@...nel.org>,
Namhyung Kim <namhyung@...nel.org>, netdev@...r.kernel.org,
Peter Zijlstra <peterz@...radead.org>,
Ravi Bangoria <ravi.bangoria@...ux.ibm.com>,
Shaokun Zhang <zhangshaokun@...ilicon.com>,
Thomas Gleixner <tglx@...utronix.de>,
Wang Nan <wangnan0@...wei.com>,
Will Deacon <will.deacon@....com>, x86@...nel.org,
YueHaibing <yuehaibing@...wei.com>,
Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [GIT PULL 00/11] perf/core improvements and fixes
* Arnaldo Carvalho de Melo <acme@...nel.org> 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 <acme@...hat.com>
>
> ----------------------------------------------------------------
> 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
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