diff options
Diffstat (limited to 'runtime/sym.c')
| -rw-r--r-- | runtime/sym.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/runtime/sym.c b/runtime/sym.c index 3788544e..1fe3f818 100644 --- a/runtime/sym.c +++ b/runtime/sym.c @@ -79,25 +79,29 @@ static struct _stp_module *_stp_mod_sec_lookup(unsigned long addr, struct task_struct *task, struct _stp_section **sec) { + void *user; struct _stp_module *m = NULL; unsigned midx = 0; unsigned long closest_section_offset = ~0; // Try vma matching first if task given. - struct __stp_tf_vma_entry *entry; + unsigned long vm_start; if (task) { - entry = __stp_tf_get_vma_entry_addr(task, addr); - if (entry != NULL && entry->module != NULL) - { - m = entry->module; - *sec = &m->sections[0]; // XXX check actual section and relocate - dbug_sym(1, "found section %s in module %s at 0x%lx\n", - m->sections[0].name, m->name, entry->vm_start); - if (strcmp(".dynamic", m->sections[0].name) == 0) - m->sections[0].addr = entry->vm_start; // cheat... - return m; - } + + if (stap_find_vma_map_info(task, addr, + &vm_start, NULL, + NULL, &user) == 0) + if (user != NULL) + { + m = (struct _stp_module *)user; + *sec = &m->sections[0]; // XXX check actual section and relocate + dbug_sym(1, "found section %s in module %s at 0x%lx\n", + m->sections[0].name, m->name, vm_start); + if (strcmp(".dynamic", m->sections[0].name) == 0) + m->sections[0].addr = vm_start; // cheat... + return m; + } } for (midx = 0; midx < _stp_num_modules; midx++) |