void (*finish_access)(struct maps *maps);
int (*get_entries)(unwind_entry_cb_t cb, void *arg,
struct thread *thread,
- struct perf_sample *data, int max_stack);
+ struct perf_sample *data, int max_stack, bool best_effort);
};
#ifdef HAVE_DWARF_UNWIND_SUPPORT
+/*
+ * When best_effort is set, don't report errors and fail silently. This could
+ * be expanded in the future to be more permissive about things other than
+ * error messages.
+ */
int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
struct thread *thread,
- struct perf_sample *data, int max_stack);
+ struct perf_sample *data, int max_stack,
+ bool best_effort);
/* libunwind specific */
#ifdef HAVE_LIBUNWIND_SUPPORT
#ifndef LIBUNWIND__ARCH_REG_ID
void *arg __maybe_unused,
struct thread *thread __maybe_unused,
struct perf_sample *data __maybe_unused,
- int max_stack __maybe_unused)
+ int max_stack __maybe_unused,
+ bool best_effort __maybe_unused)
{
return 0;
}