From 9196297faf94ce2f2bc7249b027dec0d6e15903b Mon Sep 17 00:00:00 2001
From: Dirkjan Ochtman <dirkjan@ochtman.nl>
Date: Mon, 16 Dec 2024 09:59:01 +0100
Subject: [PATCH] Always pass -o to perf

---
 src/lib.rs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/lib.rs b/src/lib.rs
index c2ffa65..588fc32 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -80,6 +80,15 @@ mod arch {
             }
         }
 
+        let perf_output = match perf_output {
+            Some(path) => path,
+            None => {
+                command.arg("-o");
+                command.arg("perf.data");
+                PathBuf::from("perf.data")
+            }
+        };
+
         match workload {
             Workload::Command(c) => {
                 command.args(&c);
@@ -92,7 +101,7 @@ mod arch {
         }
 
         run(command, verbose, ignore_status);
-        perf_output
+        Some(perf_output)
     }
 
     pub fn output(