diff options
Diffstat (limited to 'tools/perf/util/unwind-libunwind-local.c')
| -rw-r--r-- | tools/perf/util/unwind-libunwind-local.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c index 7a42f703e858..af873044d33a 100644 --- a/tools/perf/util/unwind-libunwind-local.c +++ b/tools/perf/util/unwind-libunwind-local.c @@ -631,9 +631,8 @@ static unw_accessors_t accessors = { static int _unwind__prepare_access(struct thread *thread) { - if (callchain_param.record_mode != CALLCHAIN_DWARF) + if (!dwarf_callchain_users) return 0; - thread->addr_space = unw_create_addr_space(&accessors, 0); if (!thread->addr_space) { pr_err("unwind: Can't create unwind address space.\n"); @@ -646,17 +645,15 @@ static int _unwind__prepare_access(struct thread *thread) static void _unwind__flush_access(struct thread *thread) { - if (callchain_param.record_mode != CALLCHAIN_DWARF) + if (!dwarf_callchain_users) return; - unw_flush_cache(thread->addr_space, 0, 0); } static void _unwind__finish_access(struct thread *thread) { - if (callchain_param.record_mode != CALLCHAIN_DWARF) + if (!dwarf_callchain_users) return; - unw_destroy_addr_space(thread->addr_space); } |