diff options
Diffstat (limited to 'tools/perf/util/machine.c')
| -rw-r--r-- | tools/perf/util/machine.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 6b861aefd99a..ea93425cce95 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -1253,10 +1253,12 @@ static int machine__resolve_callchain_sample(struct machine *machine, struct thread *thread, struct ip_callchain *chain, struct symbol **parent, - struct addr_location *root_al) + struct addr_location *root_al, + int max_stack) { u8 cpumode = PERF_RECORD_MISC_USER; - unsigned int i; + int chain_nr = min(max_stack, (int)chain->nr); + int i; int err; callchain_cursor_reset(&callchain_cursor); @@ -1266,7 +1268,7 @@ static int machine__resolve_callchain_sample(struct machine *machine, return 0; } - for (i = 0; i < chain->nr; i++) { + for (i = 0; i < chain_nr; i++) { u64 ip; struct addr_location al; @@ -1338,12 +1340,14 @@ int machine__resolve_callchain(struct machine *machine, struct thread *thread, struct perf_sample *sample, struct symbol **parent, - struct addr_location *root_al) + struct addr_location *root_al, + int max_stack) { int ret; ret = machine__resolve_callchain_sample(machine, thread, - sample->callchain, parent, root_al); + sample->callchain, parent, + root_al, max_stack); if (ret) return ret; |