diff options
Diffstat (limited to 'tools/perf/tests/dwarf-unwind.c')
| -rw-r--r-- | tools/perf/tests/dwarf-unwind.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c index 779ce280a0e9..2491d167bf76 100644 --- a/tools/perf/tests/dwarf-unwind.c +++ b/tools/perf/tests/dwarf-unwind.c @@ -37,6 +37,7 @@ static int init_live_machine(struct machine *machine) union perf_event event; pid_t pid = getpid(); + memset(&event, 0, sizeof(event)); return perf_event__synthesize_mmap_events(NULL, &event, pid, pid, mmap_handler, machine, true); } @@ -94,7 +95,7 @@ static int unwind_entry(struct unwind_entry *entry, void *arg) return strcmp((const char *) symbol, funcs[idx]); } -noinline int test_dwarf_unwind__thread(struct thread *thread) +__no_tail_call noinline int test_dwarf_unwind__thread(struct thread *thread) { struct perf_sample sample; unsigned long cnt = 0; @@ -125,7 +126,7 @@ noinline int test_dwarf_unwind__thread(struct thread *thread) static int global_unwind_retval = -INT_MAX; -noinline int test_dwarf_unwind__compare(void *p1, void *p2) +__no_tail_call noinline int test_dwarf_unwind__compare(void *p1, void *p2) { /* Any possible value should be 'thread' */ struct thread *thread = *(struct thread **)p1; @@ -144,7 +145,7 @@ noinline int test_dwarf_unwind__compare(void *p1, void *p2) return p1 - p2; } -noinline int test_dwarf_unwind__krava_3(struct thread *thread) +__no_tail_call noinline int test_dwarf_unwind__krava_3(struct thread *thread) { struct thread *array[2] = {thread, thread}; void *fp = &bsearch; @@ -163,12 +164,12 @@ noinline int test_dwarf_unwind__krava_3(struct thread *thread) return global_unwind_retval; } -noinline int test_dwarf_unwind__krava_2(struct thread *thread) +__no_tail_call noinline int test_dwarf_unwind__krava_2(struct thread *thread) { return test_dwarf_unwind__krava_3(thread); } -noinline int test_dwarf_unwind__krava_1(struct thread *thread) +__no_tail_call noinline int test_dwarf_unwind__krava_1(struct thread *thread) { return test_dwarf_unwind__krava_2(thread); } |