diff options
Diffstat (limited to 'tools/perf/builtin-probe.c')
| -rw-r--r-- | tools/perf/builtin-probe.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index 70548df2abb9..f62298f5db3b 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -21,6 +21,7 @@ #include "util/build-id.h" #include "util/strlist.h" #include "util/strfilter.h" +#include "util/symbol.h" #include "util/symbol_conf.h" #include "util/debug.h" #include <subcmd/parse-options.h> @@ -31,7 +32,7 @@ #include <linux/zalloc.h> #define DEFAULT_VAR_FILTER "!__k???tab_* & !__crc_*" -#define DEFAULT_FUNC_FILTER "!_*" +#define DEFAULT_FUNC_FILTER "!_* & !*@plt" #define DEFAULT_LIST_FILTER "*" /* Session management structure */ @@ -216,7 +217,7 @@ static int opt_set_target_ns(const struct option *opt __maybe_unused, return ret; } nsip = nsinfo__new(ns_pid); - if (nsip && nsip->need_setns) + if (nsip && nsinfo__need_setns(nsip)) params.nsi = nsinfo__get(nsip); nsinfo__put(nsip); @@ -347,7 +348,10 @@ static int perf_add_probe_events(struct perf_probe_event *pevs, int npevs) goto out_cleanup; if (params.command == 'D') { /* it shows definition */ - ret = show_probe_trace_events(pevs, npevs); + if (probe_conf.bootconfig) + ret = show_bootconfig_events(pevs, npevs); + else + ret = show_probe_trace_events(pevs, npevs); goto out_cleanup; } @@ -364,6 +368,9 @@ static int perf_add_probe_events(struct perf_probe_event *pevs, int npevs) for (k = 0; k < pev->ntevs; k++) { struct probe_trace_event *tev = &pev->tevs[k]; + /* Skipped events have no event name */ + if (!tev->event) + continue; /* We use tev's name for showing new events */ show_perf_probe_event(tev->group, tev->event, pev, @@ -578,6 +585,8 @@ __cmd_probe(int argc, const char **argv) "Look for files with symbols relative to this directory"), OPT_CALLBACK(0, "target-ns", NULL, "pid", "target pid for namespace contexts", opt_set_target_ns), + OPT_BOOLEAN(0, "bootconfig", &probe_conf.bootconfig, + "Output probe definition with bootconfig format"), OPT_END() }; int ret; @@ -621,6 +630,10 @@ __cmd_probe(int argc, const char **argv) params.command = 'a'; } + ret = symbol__validate_sym_arguments(); + if (ret) + return ret; + if (params.quiet) { if (verbose != 0) { pr_err(" Error: -v and -q are exclusive.\n"); @@ -689,6 +702,11 @@ __cmd_probe(int argc, const char **argv) } break; case 'D': + if (probe_conf.bootconfig && params.uprobes) { + pr_err(" Error: --bootconfig doesn't support uprobes.\n"); + return -EINVAL; + } + __fallthrough; case 'a': /* Ensure the last given target is used */ |