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-rw-r--r--docs/safetynet.md3
1 files changed, 3 insertions, 0 deletions
diff --git a/docs/safetynet.md b/docs/safetynet.md
index 540f7db2eb..3ec1ccc5d0 100644
--- a/docs/safetynet.md
+++ b/docs/safetynet.md
@@ -106,6 +106,9 @@ Make sure valgrind is installed:
$ valgrind
```
+Add `ro_segment_workaround_for_valgrind=true` to `args.gn` for symbols to appear
+correctly.
+
This is a slow and accurate profiler. Expect variations of around 100
instructions. However, this takes about 50 times longer to run than perf stat.