发自我的 iPhone
> 在 2016年6月24日,下午8:29,Jiri Olsa <jo...@redhat.com> 写道: > >> On Fri, Jun 24, 2016 at 11:22:05AM +0000, Wang Nan wrote: >> After converting perf.data to CTF, we lost pid-tid-comm mapping. Which >> makes inconvience. For example, in perf script output we know which >> process issue an event like this: >> >> compiz 19361 [001] 3275709.313929: raw_syscalls:sys_exit: NR 7 = 0 >> >> After converting to CTF, we only get this: >> >> [3275709.313929985] (+0.110646118) raw_syscalls:sys_exit: { cpu_id = 1 }, { >> perf_ip = 0xFFFFFFFF8107B2E8, perf_tid = 19361, perf_pid = 19361, perf_id = >> 18920, perf_period = 1, common_type = 16, common_flags = 0, >> common_preempt_count = 1, common_pid = 19361, id = 7, ret = 0 } >> >> Currently, if we want to find the name and parent of a process, we >> have to collect 'sched:sched_switch' event. >> >> This patch set adds a '--all' option to 'perf convert', converts comm, >> fork and exit events to CTF output. CTF user now can track the mapping >> by their own. >> >> v1 -> v2: Report number of sample and non-sample events when finish. >> rename opts.non_sample to opts.all. >> >> Wang Nan (7): >> perf ctf: Add value_set_string() helper >> perf ctf: Pass convert options through opts structure >> perf ctf: Add 'all' option >> perf ctf: Prepare collect non-sample events >> perf ctf: Generate comm event to CTF output >> perf ctf: Add '--all' option for 'perf data convert' >> perf ctf: Generate fork and exit events to CTF output > > I can't compile unless I can include config.h > > [jolsa@krava perf]$ make LIBBABELTRACE_DIR=/opt/libbabeltrace/ LIBBABELTRACE=1 > BUILD: Doing 'make -j4' parallel build > CC util/data-convert-bt.o > util/data-convert-bt.c: In function ‘convert__config’: > util/data-convert-bt.c:1299:19: error: implicit declaration of function > ‘perf_config_u64’ [-Werror=implicit-function-declaration] > c->queue_size = perf_config_u64(var, value); > ^ > util/data-convert-bt.c:1299:3: error: nested extern declaration of > ‘perf_config_u64’ [-Werror=nested-externs] > c->queue_size = perf_config_u64(var, value); > ^ > util/data-convert-bt.c: In function ‘bt_convert__perf2ctf’: > util/data-convert-bt.c:1332:2: error: implicit declaration of function > ‘perf_config’ [-Werror=implicit-function-declaration] > perf_config(convert__config, &c); > ^ > util/data-convert-bt.c:1332:2: error: nested extern declaration of > ‘perf_config’ [-Werror=nested-externs] > cc1: all warnings being treated as errors > Strange. The error message seems unrelated to my patch, right? Thank you. > > your compiler's not that strict I guess ;-) > I'll post it shortly > > jirka > > --- > diff --git a/tools/perf/util/data-convert-bt.c > b/tools/perf/util/data-convert-bt.c > index 79082782e7d2..4b68e7b9ee0c 100644 > --- a/tools/perf/util/data-convert-bt.c > +++ b/tools/perf/util/data-convert-bt.c > @@ -26,6 +26,7 @@ > #include "evlist.h" > #include "evsel.h" > #include "machine.h" > +#include "config.h" > > #define pr_N(n, fmt, ...) \ > eprintf(n, debug_data_convert, fmt, ##__VA_ARGS__)