From: Arnaldo Carvalho de Melo <a...@redhat.com> Previously these were being ignored, sometimes silently.
Stop doing that, emitting debug messages and handling the errors. Cc: Adrian Hunter <adrian.hun...@intel.com> Cc: David Ahern <dsah...@gmail.com> Cc: Jiri Olsa <jo...@kernel.org> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Wang Nan <wangn...@huawei.com> Link: http://lkml.kernel.org/n/tip-j2rq96so6xdqlr8p8rd6a...@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/builtin-help.c | 6 ++++-- tools/perf/builtin-kmem.c | 8 ++++++-- tools/perf/builtin-record.c | 4 +++- tools/perf/builtin-report.c | 4 +++- tools/perf/builtin-top.c | 4 +++- tools/perf/perf.c | 15 ++++++++++----- tools/perf/util/callchain.c | 14 ++++++++++++-- tools/perf/util/config.c | 9 +++++---- tools/perf/util/data-convert-bt.c | 7 +++++-- tools/perf/util/hist.c | 4 +++- tools/perf/util/intel-pt.c | 4 +++- tools/perf/util/llvm-utils.c | 4 +++- 12 files changed, 60 insertions(+), 23 deletions(-) diff --git a/tools/perf/builtin-help.c b/tools/perf/builtin-help.c index 93da24a638be..aed0d844e8c2 100644 --- a/tools/perf/builtin-help.c +++ b/tools/perf/builtin-help.c @@ -447,11 +447,13 @@ int cmd_help(int argc, const char **argv, const char *prefix __maybe_unused) NULL }; const char *alias; - int rc = 0; + int rc; load_command_list("perf-", &main_cmds, &other_cmds); - perf_config(perf_help_config, &help_format); + rc = perf_config(perf_help_config, &help_format); + if (rc) + return rc; argc = parse_options_subcommand(argc, argv, builtin_help_options, builtin_help_subcommands, builtin_help_usage, 0); diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 35a02f8e5a4a..70ff88d8be7e 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -1921,10 +1921,12 @@ int cmd_kmem(int argc, const char **argv, const char *prefix __maybe_unused) NULL }; struct perf_session *session; - int ret = -1; const char errmsg[] = "No %s allocation events found. Have you run 'perf kmem record --%s'?\n"; + int ret = perf_config(kmem_config, NULL); + + if (ret) + return ret; - perf_config(kmem_config, NULL); argc = parse_options_subcommand(argc, argv, kmem_options, kmem_subcommands, kmem_usage, 0); @@ -1949,6 +1951,8 @@ int cmd_kmem(int argc, const char **argv, const char *prefix __maybe_unused) if (session == NULL) return -1; + ret = -1; + if (kmem_slab) { if (!perf_evlist__find_tracepoint_by_name(session->evlist, "kmem:kmalloc")) { diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 33a9eaaf9db4..ffac8ca9fb01 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -1670,7 +1670,9 @@ int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused) if (rec->evlist == NULL) return -ENOMEM; - perf_config(perf_record_config, rec); + err = perf_config(perf_record_config, rec); + if (err) + return err; argc = parse_options(argc, argv, record_options, record_usage, PARSE_OPT_STOP_AT_NON_OPTION); diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 06cc759a4597..dbd7fa028861 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -847,7 +847,9 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused) if (ret < 0) return ret; - perf_config(report__config, &report); + ret = perf_config(report__config, &report); + if (ret) + return ret; argc = parse_options(argc, argv, options, report_usage, 0); if (argc) { diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 3df4178ba378..20aef9815cd8 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -1216,7 +1216,9 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused) if (top.evlist == NULL) return -ENOMEM; - perf_config(perf_top_config, &top); + status = perf_config(perf_top_config, &top); + if (status) + return status; argc = parse_options(argc, argv, options, top_usage, 0); if (argc) diff --git a/tools/perf/perf.c b/tools/perf/perf.c index 0324cd15e42a..c71000e022d7 100644 --- a/tools/perf/perf.c +++ b/tools/perf/perf.c @@ -89,11 +89,12 @@ static int pager_command_config(const char *var, const char *value, void *data) /* returns 0 for "no pager", 1 for "use pager", and -1 for "not specified" */ int check_pager_config(const char *cmd) { + int err; struct pager_config c; c.cmd = cmd; c.val = -1; - perf_config(pager_command_config, &c); - return c.val; + err = perf_config(pager_command_config, &c); + return err ?: c.val; } static int browser_command_config(const char *var, const char *value, void *data) @@ -112,11 +113,12 @@ static int browser_command_config(const char *var, const char *value, void *data */ static int check_browser_config(const char *cmd) { + int err; struct pager_config c; c.cmd = cmd; c.val = -1; - perf_config(browser_command_config, &c); - return c.val; + err = perf_config(browser_command_config, &c); + return err ?: c.val; } static void commit_pager_choice(void) @@ -508,6 +510,7 @@ static void cache_line_size(int *cacheline_sizep) int main(int argc, const char **argv) { + int err; const char *cmd; char sbuf[STRERR_BUFSIZE]; int value; @@ -533,7 +536,9 @@ int main(int argc, const char **argv) srandom(time(NULL)); perf_config__init(); - perf_config(perf_default_config, NULL); + err = perf_config(perf_default_config, NULL); + if (err) + return err; set_buildid_dir(NULL); /* get debugfs/tracefs mount point from /proc/mounts */ diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c index 42922512c1c6..f19aff042925 100644 --- a/tools/perf/util/callchain.c +++ b/tools/perf/util/callchain.c @@ -48,6 +48,8 @@ static int parse_callchain_mode(const char *value) callchain_param.mode = CHAIN_FOLDED; return 0; } + + pr_debug("Invalid callchain mode: %s\n", value); return -1; } @@ -63,6 +65,8 @@ static int parse_callchain_order(const char *value) callchain_param.order_set = true; return 0; } + + pr_debug("Invalid callchain order: %s\n", value); return -1; } @@ -80,6 +84,8 @@ static int parse_callchain_sort_key(const char *value) callchain_param.branch_callstack = 1; return 0; } + + pr_debug("Invalid callchain sort key: %s\n", value); return -1; } @@ -210,13 +216,17 @@ int perf_callchain_config(const char *var, const char *value) return parse_callchain_sort_key(value); if (!strcmp(var, "threshold")) { callchain_param.min_percent = strtod(value, &endptr); - if (value == endptr) + if (value == endptr) { + pr_debug("Invalid callchain threshold: %s\n", value); return -1; + } } if (!strcmp(var, "print-limit")) { callchain_param.print_limit = strtod(value, &endptr); - if (value == endptr) + if (value == endptr) { + pr_debug("Invalid callchain print limit: %s\n", value); return -1; + } } return 0; diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c index 3d906dbbef74..b0b61af7c493 100644 --- a/tools/perf/util/config.c +++ b/tools/perf/util/config.c @@ -386,8 +386,10 @@ static int perf_buildid_config(const char *var, const char *value) if (!strcmp(var, "buildid.dir")) { const char *dir = perf_config_dirname(var, value); - if (!dir) + if (!dir) { + pr_debug("Invalid buildid directory!\n"); return -1; + } strncpy(buildid_dir, dir, MAXPATHLEN-1); buildid_dir[MAXPATHLEN-1] = '\0'; } @@ -405,10 +407,9 @@ static int perf_default_core_config(const char *var __maybe_unused, static int perf_ui_config(const char *var, const char *value) { /* Add other config variables here. */ - if (!strcmp(var, "ui.show-headers")) { + if (!strcmp(var, "ui.show-headers")) symbol_conf.show_hist_headers = perf_config_bool(var, value); - return 0; - } + return 0; } diff --git a/tools/perf/util/data-convert-bt.c b/tools/perf/util/data-convert-bt.c index 7123f4de32cc..4e6cbc99f08e 100644 --- a/tools/perf/util/data-convert-bt.c +++ b/tools/perf/util/data-convert-bt.c @@ -1473,7 +1473,7 @@ int bt_convert__perf2ctf(const char *input, const char *path, }, }; struct ctf_writer *cw = &c.writer; - int err = -1; + int err; if (opts->all) { c.tool.comm = process_comm_event; @@ -1481,12 +1481,15 @@ int bt_convert__perf2ctf(const char *input, const char *path, c.tool.fork = process_fork_event; } - perf_config(convert__config, &c); + err = perf_config(convert__config, &c); + if (err) + return err; /* CTF writer */ if (ctf_writer__init(cw, path)) return -1; + err = -1; /* perf.data session */ session = perf_session__new(&file, 0, &c.tool); if (!session) diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 6770a9645609..cff2e9041b15 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -2439,8 +2439,10 @@ int parse_filter_percentage(const struct option *opt __maybe_unused, symbol_conf.filter_relative = true; else if (!strcmp(arg, "absolute")) symbol_conf.filter_relative = false; - else + else { + pr_debug("Invalud percentage: %s\n", arg); return -1; + } return 0; } diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index 85d5eeb66c75..da20cd5612e9 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -2159,7 +2159,9 @@ int intel_pt_process_auxtrace_info(union perf_event *event, addr_filters__init(&pt->filts); - perf_config(intel_pt_perf_config, pt); + err = perf_config(intel_pt_perf_config, pt); + if (err) + goto err_free; err = auxtrace_queues__init(&pt->queues); if (err) diff --git a/tools/perf/util/llvm-utils.c b/tools/perf/util/llvm-utils.c index b23ff44cf214..824356488ce6 100644 --- a/tools/perf/util/llvm-utils.c +++ b/tools/perf/util/llvm-utils.c @@ -48,8 +48,10 @@ int perf_llvm_config(const char *var, const char *value) llvm_param.kbuild_opts = strdup(value); else if (!strcmp(var, "dump-obj")) llvm_param.dump_obj = !!perf_config_bool(var, value); - else + else { + pr_debug("Invalid LLVM config option: %s\n", value); return -1; + } llvm_param.user_set_param = true; return 0; } -- 2.9.3
