Re: [PATCH 7/9] tools/lib/traceevent: traceevent API cleanup

From: Arnaldo Carvalho de Melo
Date: Mon Dec 03 2018 - 05:42:37 EST

Em Fri, Nov 30, 2018 at 05:16:52PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Fri, Nov 30, 2018 at 03:09:44PM -0500, Steven Rostedt escreveu:
> > On Fri, 30 Nov 2018 16:18:56 -0300
> > Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> wrote:
> >
> > > Em Fri, Nov 30, 2018 at 10:44:10AM -0500, Steven Rostedt escreveu:
> > > > From: Tzvetomir Stoyanov <tstoyanov@xxxxxxxxxx>
> > > >
> > > > In order to make libtraceevent into a proper library, its API
> > > > should be straightforward. This patch hides few API functions,
> > > > intended for internal usage only:
> > > > tep_free_event(), tep_free_format_field(), __tep_data2host2(),
> > > > __tep_data2host4() and __tep_data2host8().
> > > > The patch also alignes the libtraceevent summary man page with
> > > > these API changes.
> > >
> > > I applied the previous patches, stopped here as it this one fails with
> > > the error bellow.
> > >
> > > Please resend from this patch onwards.
> > >
> > > BTW, this is what I have right now:
> > >
> > > [acme@quaco perf]$ git log --oneline - 6
> > > 9db9efe53c72 (HEAD -> perf/core) tools lib traceevent: Rename tep_free_format() to tep_free_event()
> > > e58c351e8383 tools lib traceevent, perf tools: Rename 'struct tep_event_format' to 'struct tep_event'
> > > 4237fd0b60d8 tools lib traceevent: Install trace-seq.h API header file
> > > bb837f2581dc tools lib traceevent: Added support for pkg-config
> > > a2c167ad70b6 tools lib traceevent: Implement new API tep_get_ref()
> > > 51d0337d0198 (acme.korg/perf/core) tools lib traceevent: Add sanity check to is_timestamp_in_us()
> > >
> > > - Arnaldo
> > >
> > > [acme@quaco perf]$ m
> > > make: Entering directory '/home/acme/git/perf/tools/perf'
> > > BUILD: Doing 'make -j8' parallel build
> > > CC /tmp/build/perf/util/trace-event-read.o
> > > CC /tmp/build/perf/util/trace-event-scripting.o
> > > CC /tmp/build/perf/util/trace-event.o
> > > CC /tmp/build/perf/util/sort.o
> > > CC /tmp/build/perf/util/hist.o
> > > INSTALL trace_plugins
> > > CC /tmp/build/perf/util/cgroup.o
> > > CC /tmp/build/perf/util/stat.o
> > > CC /tmp/build/perf/util/stat-shadow.o
> > > CC /tmp/build/perf/util/stat-display.o
> > > CC /tmp/build/perf/util/record.o
> > > util/trace-event-read.c: In function âread4â:
> > > util/trace-event-read.c:105:9: error: implicit declaration of function â__tep_data2host4â; did you mean âtep_data_flagsâ? [-Werror=implicit-function-declaration]
> > > return __tep_data2host4(pevent, data);
> > > ^~~~~~~~~~~~~~~~
> > > tep_data_flags
> >
> > This should have been changed with patch 6 in the series.
>
> Yeah, my bad, I applied patch 6 and then this one and all is well now,
> series applied. Will hit acme/perf/core when the container tests, that
> will restart now, are finished.

1 alpine:3.4 : Ok gcc (Alpine 5.3.0) 5.3.0
2 alpine:3.5 : Ok gcc (Alpine 6.2.1) 6.2.1 20160822
3 alpine:3.6 : Ok gcc (Alpine 6.3.0) 6.3.0
4 alpine:3.7 : Ok gcc (Alpine 6.4.0) 6.4.0
5 alpine:3.8 : Ok gcc (Alpine 6.4.0) 6.4.0
6 alpine:edge : Ok gcc (Alpine 6.4.0) 6.4.0
7 amazonlinux:1 : Ok gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-28)
8 amazonlinux:2 : Ok gcc (GCC) 7.3.1 20180303 (Red Hat 7.3.1-5)
9 android-ndk:r12b-arm : Ok arm-linux-androideabi-gcc (GCC) 4.9.x 20150123 (prerelease)
10 android-ndk:r15c-arm : Ok arm-linux-androideabi-gcc (GCC) 4.9.x 20150123 (prerelease)
11 centos:5 : Ok gcc (GCC) 4.1.2 20080704 (Red Hat 4.1.2-55)
12 centos:6 : Ok gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-23)
13 centos:7 : Ok gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-28)
14 clearlinux:latest : FAIL gcc (Clear Linux OS for Intel Architecture) 8.2.1 20180502
15 debian:7 : Ok gcc (Debian 4.7.2-5) 4.7.2
16 debian:8 : Ok gcc (Debian 4.9.2-10+deb8u1) 4.9.2
17 debian:9 : Ok gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516
18 debian:experimental : Ok gcc (Debian 8.2.0-10) 8.2.0
19 debian:experimental-x-arm64 : Ok aarch64-linux-gnu-gcc (Debian 8.2.0-10) 8.2.0
20 debian:experimental-x-mips : Ok mips-linux-gnu-gcc (Debian 8.2.0-7) 8.2.0
21 debian:experimental-x-mips64 : Ok mips64-linux-gnuabi64-gcc (Debian 8.2.0-10) 8.2.0
22 debian:experimental-x-mipsel : Ok mipsel-linux-gnu-gcc (Debian 8.2.0-7) 8.2.0
23 fedora:20 : Ok gcc (GCC) 4.8.3 20140911 (Red Hat 4.8.3-7)
24 fedora:21 : Ok gcc (GCC) 4.9.2 20150212 (Red Hat 4.9.2-6)
25 fedora:22 : Ok gcc (GCC) 5.3.1 20160406 (Red Hat 5.3.1-6)
26 fedora:23 : Ok gcc (GCC) 5.3.1 20160406 (Red Hat 5.3.1-6)
27 fedora:24 : Ok gcc (GCC) 6.3.1 20161221 (Red Hat 6.3.1-1)
28 fedora:24-x-ARC-uClibc : Ok arc-linux-gcc (ARCompact ISA Linux uClibc toolchain 2017.09-rc2) 7.1.1 20170710
29 fedora:25 : Ok gcc (GCC) 6.4.1 20170727 (Red Hat 6.4.1-1)
30 fedora:26 : Ok gcc (GCC) 7.3.1 20180130 (Red Hat 7.3.1-2)
31 fedora:27 : Ok gcc (GCC) 7.3.1 20180712 (Red Hat 7.3.1-6)
32 fedora:28 : Ok gcc (GCC) 8.2.1 20181105 (Red Hat 8.2.1-5)
33 fedora:29 : Ok gcc (GCC) 8.2.1 20181011 (Red Hat 8.2.1-4)
34 fedora:rawhide : Ok gcc (GCC) 8.2.1 20181011 (Red Hat 8.2.1-4)
35 gentoo-stage3-amd64:latest : Ok gcc (Gentoo 7.3.0-r3 p1.4) 7.3.0
36 mageia:5 : Ok gcc (GCC) 4.9.2
37 mageia:6 : Ok gcc (Mageia 5.5.0-1.mga6) 5.5.0
38 opensuse:13.2 : Ok gcc (SUSE Linux) 4.8.3 20140627 [gcc-4_8-branch revision 212064]
39 opensuse:42.1 : Ok gcc (SUSE Linux) 4.8.5
40 opensuse:42.2 : Ok gcc (SUSE Linux) 4.8.5
41 opensuse:42.3 : Ok gcc (SUSE Linux) 4.8.5
42 opensuse:tumbleweed : Ok gcc (SUSE Linux) 7.3.1 20180323 [gcc-7-branch revision 258812]
43 oraclelinux:6 : Ok gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-23.0.1)
44 oraclelinux:7 : Ok gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-36.0.1)
45 ubuntu:12.04.5 : Ok gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3
46 ubuntu:14.04.4 : Ok gcc (Ubuntu 4.8.4-2ubuntu1~14.04.3) 4.8.4
47 ubuntu:14.04.4-x-linaro-arm64 : Ok aarch64-linux-gnu-gcc (Linaro GCC 5.5-2017.10) 5.5.0
48 ubuntu:16.04 : Ok gcc (Ubuntu 5.4.0-6ubuntu1~16.04.10) 5.4.0 20160609
49 ubuntu:16.04-x-arm : Ok arm-linux-gnueabihf-gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
50 ubuntu:16.04-x-arm64 : Ok aarch64-linux-gnu-gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
51 ubuntu:16.04-x-powerpc : Ok powerpc-linux-gnu-gcc (Ubuntu 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
52 ubuntu:16.04-x-powerpc64 : Ok powerpc64-linux-gnu-gcc (Ubuntu/IBM 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
53 ubuntu:16.04-x-powerpc64el : Ok powerpc64le-linux-gnu-gcc (Ubuntu/IBM 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
54 ubuntu:16.04-x-s390 : Ok s390x-linux-gnu-gcc (Ubuntu 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
55 ubuntu:16.10 : Ok gcc (Ubuntu 6.2.0-5ubuntu12) 6.2.0 20161005
56 ubuntu:17.10 : Ok gcc (Ubuntu 7.2.0-8ubuntu3.2) 7.2.0
57 ubuntu:18.04 : Ok gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
58 ubuntu:18.04-x-arm : Ok arm-linux-gnueabihf-gcc (Ubuntu/Linaro 7.3.0-27ubuntu1~18.04) 7.3.0
59 ubuntu:18.04-x-arm64 : Ok aarch64-linux-gnu-gcc (Ubuntu/Linaro 7.3.0-27ubuntu1~18.04) 7.3.0
60 ubuntu:18.04-x-m68k : Ok m68k-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
61 ubuntu:18.04-x-powerpc : Ok powerpc-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
62 ubuntu:18.04-x-powerpc64 : Ok powerpc64-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
63 ubuntu:18.04-x-powerpc64el : Ok powerpc64le-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
64 ubuntu:18.04-x-riscv64 : Ok riscv64-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
65 ubuntu:18.04-x-s390 : Ok s390x-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
66 ubuntu:18.04-x-sh4 : Ok sh4-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
67 ubuntu:18.04-x-sparc64 : Ok sparc64-linux-gnu-gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0
68 ubuntu:18.10 : Ok gcc (Ubuntu 8.2.0-7ubuntu1) 8.2.0


> At some point early next week should hit tip/perf/core.

It is there now.

- Arnaldo