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-rw-r--r--tools/perf/builtin-report.c7
-rw-r--r--tools/perf/tests/dwarf-unwind.c3
2 files changed, 10 insertions, 0 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 2cfc4b93991f..140a6cd88351 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -257,6 +257,13 @@ static int report__setup_sample_type(struct report *rep)
}
}
+ if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) {
+ if ((sample_type & PERF_SAMPLE_REGS_USER) &&
+ (sample_type & PERF_SAMPLE_STACK_USER))
+ callchain_param.record_mode = CALLCHAIN_DWARF;
+ else
+ callchain_param.record_mode = CALLCHAIN_FP;
+ }
return 0;
}
diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c
index 96adb730b744..fc25e57f4a5d 100644
--- a/tools/perf/tests/dwarf-unwind.c
+++ b/tools/perf/tests/dwarf-unwind.c
@@ -9,6 +9,7 @@
#include "perf_regs.h"
#include "map.h"
#include "thread.h"
+#include "callchain.h"
static int mmap_handler(struct perf_tool *tool __maybe_unused,
union perf_event *event,
@@ -120,6 +121,8 @@ int test__dwarf_unwind(void)
return -1;
}
+ callchain_param.record_mode = CALLCHAIN_DWARF;
+
if (init_live_machine(machine)) {
pr_err("Could not init machine\n");
goto out;