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SubjectRe: [PATCH 7/9] tools/lib/traceevent: traceevent API cleanup
Em Fri, Nov 30, 2018 at 10:44:10AM -0500, Steven Rostedt escreveu:
> From: Tzvetomir Stoyanov <>
> 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 ‘read4’:
util/trace-event-read.c:105:9: error: implicit declaration of function ‘__tep_data2host4’; did you mean ‘tep_data_flags’? [-Werror=implicit-function-declaration]
return __tep_data2host4(pevent, data);
util/trace-event-read.c:105:9: error: nested extern declaration of ‘__tep_data2host4’ [-Werror=nested-externs]
util/trace-event-read.c: In function ‘read8’:
util/trace-event-read.c:114:9: error: implicit declaration of function ‘__tep_data2host8’; did you mean ‘tep_data_flags’? [-Werror=implicit-function-declaration]
return __tep_data2host8(pevent, data);
util/trace-event-read.c:114:9: error: nested extern declaration of ‘__tep_data2host8’ [-Werror=nested-externs]
cc1: all warnings being treated as errors
mv: cannot stat '/tmp/build/perf/util/.trace-event-read.o.tmp': No such file or directory
make[4]: *** [/home/acme/git/perf/tools/build/ /tmp/build/perf/util/trace-event-read.o] Error 1
make[4]: *** Waiting for unfinished jobs....
make[3]: *** [/home/acme/git/perf/tools/build/ util] Error 2
make[2]: *** [Makefile.perf:658: /tmp/build/perf/libperf-in.o] Error 2
make[1]: *** [Makefile.perf:215: sub-make] Error 2
make: *** [Makefile:110: install-bin] Error 2
make: Leaving directory '/home/acme/git/perf/tools/perf'

Performance counter stats for 'make -k O=/tmp/build/perf -C tools/perf install-bin':

20,606,463,070 cycles:u
24,937,056,161 instructions:u # 1.21 insn per cycle

2.192507189 seconds time elapsed

5.571323000 seconds user
0.994057000 seconds sys

[acme@quaco perf]$

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