From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752031AbdBNGcB (ORCPT ); Tue, 14 Feb 2017 01:32:01 -0500 Received: from mail-wr0-f193.google.com ([209.85.128.193]:32977 "EHLO mail-wr0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751635AbdBNGb7 (ORCPT ); Tue, 14 Feb 2017 01:31:59 -0500 Date: Tue, 14 Feb 2017 07:31:53 +0100 From: Ingo Molnar To: Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, Adrian Hunter , Alexei Starovoitov , Clark Williams , Daniel Borkmann , David Ahern , "David S . Miller" , Jiri Olsa , Joe Perches , Joe Stringer , =?iso-8859-1?Q?Micka=EBl_Sala=FCn?= , Namhyung Kim , netdev@vger.kernel.org, Peter Zijlstra , Steven Rostedt , Taeung Song , Wang Nan , Wang YanQing , linux-perf-users@vger.kernel.org, Arnaldo Carvalho de Melo Subject: Re: [GIT PULL 00/15] perf/core improvements and fixes Message-ID: <20170214063153.GA3837@gmail.com> References: <20170214011400.13352-1-acme@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20170214011400.13352-1-acme@kernel.org> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Arnaldo Carvalho de Melo wrote: > Hi Ingo, > > Please consider pulling, > > - Arnaldo > > Test results at the end of this message, as usual. > > The following changes since commit f2029b1e47b607619d1dd2cb0bbb77f64ec6b7c2: > > perf/x86/intel: Add Kaby Lake support (2017-02-11 21:28:23 +0100) > > are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo-4.11-20170213 > > for you to fetch changes up to a734fb5d60067a73dd7099a58756847c07f9cd68: > > samples/bpf: Reset global variables (2017-02-13 17:22:53 -0300) > > ---------------------------------------------------------------- > perf/core improvements and fixes: > > New feature: > > - Introduce the 'delta-abs' 'perf diff' compute method, that orders the > histogram entries by the absolute value of the percentage delta for a > function in two perf.data files, i.e. the functions that changed the > most (increase or decrease in samples) comes first (Namhyung Kim) > > User visible: > > - Improve message about tweaking the kernel.perf_event_paranoid setting, > telling how to make the change permanent by editing /etc/sysctl.conf > (Ingo Molnar) > > Infrastructure: > > - Introduce linux/compiler-gcc.h as a counterpart to the kernel's, > initially containing the definition of __fallthrough, more to > come (__maybe_unused, etc) (Arnaldo Carvalho de Melo) > > - Fixes for problems uncovered by building tools/perf with clang, such > as always true tests of arrays against NULL and variables that sometimes > were used without being initialized (Arnaldo Carvalho de Melo, Steven Rostedt) > > - Before loading a new ELF, clear global variables set by the > samples/bpf loader (Mickaël Salaün) > > - Ignore already processed ELF sections in the samples/bpf > loader (Mickaël Salaün) > > - Fix compile error in the scripting code with some perl5 > versions (Wang YanQing) > > Signed-off-by: Arnaldo Carvalho de Melo > > ---------------------------------------------------------------- > Arnaldo Carvalho de Melo (6): > tools include: Introduce linux/compiler-gcc.h > tools lib traceevent plugin function: Initialize 'index' variable > perf evsel: Inform how to make a sysctl setting permanent > perf symbols: No need to check if sym->name is NULL > perf tests record: No need to test an array against NULL > perf symbols: dso->name is an array, no need to check it against NULL > > Mickaël Salaün (3): > samples/bpf: Add missing header > samples/bpf: Ignore already processed ELF sections > samples/bpf: Reset global variables > > Namhyung Kim (4): > perf diff: Add 'delta-abs' compute method > perf diff: Add diff.order config option > perf diff: Add diff.compute config option > perf diff: Change default setting to "delta-abs" > > Steven Rostedt (VMware) (1): > tools lib traceevent: Initialize lenght on OLD_RING_BUFFER_TYPE_TIME_STAMP > > Wang YanQing (1): > perf scripting perl: Fix compile error with some perl5 versions > > samples/bpf/bpf_load.c | 7 ++ > samples/bpf/tracex5_kern.c | 1 + > tools/include/linux/compiler-gcc.h | 14 ++++ > tools/include/linux/compiler.h | 10 +-- > tools/lib/traceevent/kbuffer-parse.c | 1 + > tools/lib/traceevent/plugin_function.c | 2 +- > tools/perf/Documentation/perf-config.txt | 12 ++++ > tools/perf/Documentation/perf-diff.txt | 15 ++++- > tools/perf/MANIFEST | 1 + > tools/perf/builtin-diff.c | 78 ++++++++++++++++++++-- > tools/perf/builtin-kmem.c | 4 +- > tools/perf/builtin-record.c | 2 +- > tools/perf/builtin-sched.c | 2 +- > tools/perf/builtin-stat.c | 2 +- > tools/perf/builtin-top.c | 2 +- > tools/perf/tests/perf-record.c | 2 +- > tools/perf/util/evsel.c | 4 +- > tools/perf/util/evsel_fprintf.c | 1 - > tools/perf/util/machine.c | 2 +- > tools/perf/util/map.c | 4 +- > tools/perf/util/scripting-engines/Build | 2 +- > .../perf/util/scripting-engines/trace-event-perl.c | 4 +- > tools/perf/util/symbol_fprintf.c | 2 +- > 23 files changed, 145 insertions(+), 29 deletions(-) > create mode 100644 tools/include/linux/compiler-gcc.h Pulled, thanks a lot Arnaldo! Ingo