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perf thread: Make thread__find_symbol() return the symbol searched

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Instead of just returning it in al.sym, allowing for some simplification
in its users, and to make it consistent with thread__find_map().

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-4axi2sigslffdixzxbehvgoj@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2018-04-24 12:05:48 -03:00
parent 71a84b5aed
commit d9a5f27460
4 changed files with 12 additions and 17 deletions
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7
tools/perf/builtin-timechart.c
View file

@ -533,11 +533,8 @@ static const char *cat_backtrace(union perf_event *event,
}
tal.filtered = 0;
thread__find_symbol(al.thread, cpumode, ip, &tal);
if (tal.sym)
fprintf(f, "..... %016" PRIx64 " %s\n", ip,
tal.sym->name);
if (thread__find_symbol(al.thread, cpumode, ip, &tal))
fprintf(f, "..... %016" PRIx64 " %s\n", ip, tal.sym->name);
else
fprintf(f, "..... %016" PRIx64 "\n", ip);
}