diff options
Diffstat (limited to 'tapsets.cxx')
| -rw-r--r-- | tapsets.cxx | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/tapsets.cxx b/tapsets.cxx index 0707e052..79a7aa93 100644 --- a/tapsets.cxx +++ b/tapsets.cxx @@ -692,8 +692,8 @@ dwarf_builder::probe_table::probe_table(string& mark_name, systemtap_session & s Dwarf_Addr bias; size_t shstrndx; - elf = (dwarf_getelf (dwfl_module_getdwarf (dw->module, &bias)) - ?: dwfl_module_getelf (dw->module, &bias)); + // Explicitly look in the main elf file first. + elf = dwfl_module_getelf (dw->module, &bias); Elf_Scn *probe_scn = NULL; dwfl_assert ("getshstrndx", elf_getshstrndx (elf, &shstrndx)); @@ -713,17 +713,15 @@ dwarf_builder::probe_table::probe_table(string& mark_name, systemtap_session & s } } - if (!have_probes) - return; - // Older versions put .probes section in the debuginfo dwarf file, - // so check if it actually exists, if not take the main elf file - if (have_probes && shdr->sh_type == SHT_NOBITS) + // so check if it actually exists, if not take a look in the debuginfo file + if (! have_probes || (have_probes && shdr->sh_type == SHT_NOBITS)) { - elf = dwfl_module_getelf (dw->module, &bias); + elf = dwarf_getelf (dwfl_module_getdwarf (dw->module, &bias)); + if (! elf) + return; dwfl_assert ("getshstrndx", elf_getshstrndx (elf, &shstrndx)); probe_scn = NULL; - have_probes = false; while ((probe_scn = elf_nextscn (elf, probe_scn))) { shdr = gelf_getshdr (probe_scn, &shdr_mem); |