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Message-ID: <20170810150953.my5z777bfljckt3o@gmail.com>
Date: Thu, 10 Aug 2017 17:09:53 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Adrian Hunter <adrian.hunter@...el.com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Andi Kleen <ak@...ux.intel.com>,
Daniel Borkmann <daniel@...earbox.net>,
David Ahern <dsahern@...il.com>,
David Carrillo-Cisneros <davidcc@...gle.com>,
"David S . Miller" <davem@...emloft.net>,
Francis Deslauriers <francis.deslauriers@...icios.com>,
Geneviève Bastien <gbastien@...satic.net>,
Jason Wang <jasowang@...hat.com>, Jiri Olsa <jolsa@...hat.com>,
Julien Desfossez <jdesfossez@...icios.com>,
Lawrence Brakmo <brakmo@...com>,
Martin Liška <mliska@...e.cz>,
Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
"Michael S. Tsirkin" <mst@...hat.com>,
Milian Wolff <milian.wolff@...b.com>,
Namhyung Kim <namhyung@...nel.org>,
Paolo Bonzini <pbonzini@...hat.com>,
Paul Turner <pjt@...gle.com>,
Peter Zijlstra <peterz@...radead.org>,
Radim Krčmář <rkrcmar@...hat.com>,
Simon Que <sque@...omium.org>,
Stephane Eranian <eranian@...gle.com>,
Taeung Song <treeze.taeung@...il.com>,
Wang Nan <wangnan0@...wei.com>
Subject: Re: [GIT PULL 00/18] perf/core improvements
* Arnaldo Carvalho de Melo <acme@...nel.org> wrote:
> From: Arnaldo Carvalho de Melo <acme@...hat.com>
>
> Hi Ingo,
>
> Please consider pulling,
>
> - Arnaldo
>
> Test results at the end of this message, as usual.
>
> The following changes since commit c3a3800fe46f00ceeeb181cc07cc4fdaed4574f1:
>
> Merge tag 'perf-core-for-mingo-4.14-20170728' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2017-07-30 11:15:37 +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-4.14-20170801
>
> for you to fetch changes up to 81e3d8b2af2e7417f1d5164aab5c1a75955e8a5d:
>
> perf trace beautify ioctl: Beautify perf ioctl's 'cmd' arg (2017-08-01 13:33:50 -0300)
>
> ----------------------------------------------------------------
> perf/core improvements:
>
> User visible:
>
> - Beautifiers for the 'cmd' arg of several ioctl types, including:
> sound, DRM, KVM, vhost virtio and perf_events.
>
> This was done by using scripts that extract the information from
> the UAPI headers, generating string tables that are then used in
> the 'perf trace' syscall argument ioctl beautifier.
>
> More work needed to further use it, for instance, to use the
> _IOC_DIR value where it is used sanely to suppress the third
> argument, to set formatters for non-pointer values and ultimately
> for using eBPF + pahole-like code to collect + beautify structs in
> the third arg.
>
> Using the current scheme of having tools/ copies of kernel headers
> we'll make sure tooling stays working when changes are made to the
> kernel ABI headers and will be notified when they get changed,
> reducing the time for 'perf trace' to support new ABIs and allowing
> the tools/perf/ codebase to have the definitions it needs to
> build in dozens of distros/versions, as routinely tested using
> containers for, at this time, 47 environments. (Arnaldo Carvalho de Melo)
>
> Infrastructure
>
> - Clarify header version warning message (Ingo Molnar)
>
> - Sync kernel ABI headers with tooling headers (Ingo Molnar, Arnaldo Carvalho de Melo)
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
>
> ----------------------------------------------------------------
> Arnaldo Carvalho de Melo (15):
> tools headers: Fixup tools/include/uapi/linux/bpf.h copy of kernel ABI header
> tools include uapi: Grab a copy of asm-generic/ioctls.h
> tools perf: Do not check spaces/blank lines when checking header file copy drift
> tools headers: Fixup tools/include/uapi/linux/bpf.h copy of kernel ABI header
> perf trace beauty ioctl: Improve 'cmd' beautifier
> tools include uapi: Grab copies of drm/{drm,i915_drm}.h
> perf trace beauty ioctl: Beautify DRM ioctl cmds
> tools include uapi: Grab a copy of sound/asound.h
> perf trace beautify ioctl: Beautify sound ioctl's 'cmd' arg
> tools include uapi: Grab a copy of linux/kvm.h
> perf trace beautify ioctl: Beautify KVM ioctl's 'cmd' arg
> perf trace beauty ioctl: Pass _IOC_DIR to the per _IOC_TYPE scnprintf
> tools include uapi: Grab a copy of linux/vhost.h
> perf trace beautify ioctl: Beautify vhost virtio ioctl's 'cmd' arg
> perf trace beautify ioctl: Beautify perf ioctl's 'cmd' arg
>
> Ingo Molnar (3):
> perf build: Clarify header version warning message
> perf build: Clarify open-coded header version warning message
> tools headers: Sync kernel ABI headers with tooling headers
>
> tools/arch/arm/include/uapi/asm/kvm.h | 8 +
> tools/arch/arm64/include/uapi/asm/kvm.h | 3 +
> tools/arch/powerpc/include/uapi/asm/kvm.h | 6 +
> tools/arch/s390/include/uapi/asm/kvm.h | 12 +
> tools/arch/x86/include/asm/cpufeatures.h | 2 +
> tools/arch/x86/include/asm/disabled-features.h | 4 +-
> tools/include/uapi/asm-generic/ioctls.h | 118 ++
> tools/include/uapi/drm/drm.h | 933 +++++++++++++++
> tools/include/uapi/drm/i915_drm.h | 1474 ++++++++++++++++++++++++
> tools/include/uapi/linux/bpf.h | 16 +-
> tools/include/uapi/linux/kvm.h | 1419 +++++++++++++++++++++++
> tools/include/uapi/linux/vhost.h | 209 ++++
> tools/include/uapi/sound/asound.h | 1026 +++++++++++++++++
> tools/lib/bpf/Makefile | 4 +-
> tools/perf/MANIFEST | 6 +
> tools/perf/Makefile.perf | 61 +-
> tools/perf/arch/x86/Makefile | 2 +-
> tools/perf/builtin-trace.c | 44 +-
> tools/perf/check-headers.sh | 18 +-
> tools/perf/trace/beauty/Build | 3 +
> tools/perf/trace/beauty/beauty.h | 3 +
> tools/perf/trace/beauty/drm_ioctl.sh | 13 +
> tools/perf/trace/beauty/ioctl.c | 162 +++
> tools/perf/trace/beauty/kvm_ioctl.sh | 11 +
> tools/perf/trace/beauty/perf_ioctl.sh | 10 +
> tools/perf/trace/beauty/sndrv_ctl_ioctl.sh | 8 +
> tools/perf/trace/beauty/sndrv_pcm_ioctl.sh | 8 +
> tools/perf/trace/beauty/vhost_virtio_ioctl.sh | 17 +
> 28 files changed, 5538 insertions(+), 62 deletions(-)
> create mode 100644 tools/include/uapi/asm-generic/ioctls.h
> create mode 100644 tools/include/uapi/drm/drm.h
> create mode 100644 tools/include/uapi/drm/i915_drm.h
> create mode 100644 tools/include/uapi/linux/kvm.h
> create mode 100644 tools/include/uapi/linux/vhost.h
> create mode 100644 tools/include/uapi/sound/asound.h
> create mode 100755 tools/perf/trace/beauty/drm_ioctl.sh
> create mode 100644 tools/perf/trace/beauty/ioctl.c
> create mode 100755 tools/perf/trace/beauty/kvm_ioctl.sh
> create mode 100755 tools/perf/trace/beauty/perf_ioctl.sh
> create mode 100755 tools/perf/trace/beauty/sndrv_ctl_ioctl.sh
> create mode 100755 tools/perf/trace/beauty/sndrv_pcm_ioctl.sh
> create mode 100755 tools/perf/trace/beauty/vhost_virtio_ioctl.sh
Pulled, thanks a lot Arnaldo!
Ingo
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