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| author | Wenji Huang <wenji.huang@oracle.com> | 2009-08-31 22:47:12 -0400 |
|---|---|---|
| committer | Wenji Huang <wenji.huang@oracle.com> | 2009-08-31 22:47:12 -0400 |
| commit | 2649e13ce4e304e962049b25d07c9c522d5b5be3 (patch) | |
| tree | 096506824978d5a932ff7bc6c7a5dfef2c9e1f80 /tapset-utrace.cxx | |
| parent | 0ceb1f7bca62225444f6c8a92f7b69c9c55d6582 (diff) | |
| download | systemtap-steved-2649e13ce4e304e962049b25d07c9c522d5b5be3.tar.gz systemtap-steved-2649e13ce4e304e962049b25d07c9c522d5b5be3.tar.xz systemtap-steved-2649e13ce4e304e962049b25d07c9c522d5b5be3.zip | |
Provide accurate error message for failed utrace probe
* tapset-utrace.cxx(emit_module_init): Set probe_point.
Diffstat (limited to 'tapset-utrace.cxx')
| -rw-r--r-- | tapset-utrace.cxx | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tapset-utrace.cxx b/tapset-utrace.cxx index 0fc02d6e..6872c87c 100644 --- a/tapset-utrace.cxx +++ b/tapset-utrace.cxx @@ -979,7 +979,9 @@ utrace_derived_probe_group::emit_module_init (systemtap_session& s) s.op->newline() << "for (i=0; i<ARRAY_SIZE(stap_utrace_probes); i++) {"; s.op->indent(1); s.op->newline() << "struct stap_utrace_probe *p = &stap_utrace_probes[i];"; + s.op->newline() << "probe_point = p->pp;"; // for error messages s.op->newline() << "rc = stap_register_task_finder_target(&p->tgt);"; + s.op->newline() << "if (rc) break;"; s.op->newline(-1) << "}"; // rollback all utrace probes |