From de446b40d5ddb2c3f1fe453ac405543663f9ac5d Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Thu, 14 Apr 2016 14:56:06 -0300 Subject: [PATCH] perf evsel: Remove symbol_conf usage # perf test -v python 16: Try 'import perf' in python, checking link problems : --- start --- test child forked, pid 672 Traceback (most recent call last): File "", line 1, in ImportError: /tmp/build/perf/python/perf.so: undefined symbol: symbol_conf test child finished with -1 ---- end ---- Try 'import perf' in python, checking link problems: FAILED! # To fix it just pass a parameter to perf_evsel__fprintf_sym telling if callchains should be printed. Cc: Adrian Hunter Cc: David Ahern Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-comrsr20bsnr8bg0n6rfwv12@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-script.c | 2 ++ tools/perf/util/evsel.c | 6 +++--- tools/perf/util/evsel.h | 4 ++-- 3 files changed, 7 insertions(+), 5 deletions(-) diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 838c0bc..717ba02 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -580,6 +580,7 @@ static void print_sample_bts(struct perf_sample *sample, } } perf_evsel__fprintf_sym(evsel, sample, al, 0, print_opts, + symbol_conf.use_callchain, scripting_max_stack, stdout); } @@ -790,6 +791,7 @@ static void process_event(struct perf_script *script, perf_evsel__fprintf_sym(evsel, sample, al, 0, output[attr->type].print_ip_opts, + symbol_conf.use_callchain, scripting_max_stack, stdout); } diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 38f464a..60bba67 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -2430,8 +2430,8 @@ next: int perf_evsel__fprintf_sym(struct perf_evsel *evsel, struct perf_sample *sample, struct addr_location *al, int left_alignment, - unsigned int print_opts, unsigned int stack_depth, - FILE *fp) + unsigned int print_opts, bool print_callchain, + unsigned int stack_depth, FILE *fp) { int printed = 0; int print_ip = print_opts & EVSEL__PRINT_IP; @@ -2441,7 +2441,7 @@ int perf_evsel__fprintf_sym(struct perf_evsel *evsel, struct perf_sample *sample int print_srcline = print_opts & EVSEL__PRINT_SRCLINE; int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR; - if (symbol_conf.use_callchain && sample->callchain) { + if (print_callchain && sample->callchain) { printed += perf_evsel__fprintf_callchain(evsel, sample, al, left_alignment, print_opts, stack_depth, fp); } else if (!(al->sym && al->sym->ignore)) { diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 36edd3c..013f361 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -403,8 +403,8 @@ int perf_evsel__fprintf_callchain(struct perf_evsel *evsel, int perf_evsel__fprintf_sym(struct perf_evsel *evsel, struct perf_sample *sample, struct addr_location *al, int left_alignment, - unsigned int print_opts, unsigned int stack_depth, - FILE *fp); + unsigned int print_opts, bool print_callchain, + unsigned int stack_depth, FILE *fp); bool perf_evsel__fallback(struct perf_evsel *evsel, int err, char *msg, size_t msgsize); -- 2.7.4