From 6ab56f8c4de15523739e6fc6f12fd31dd5a447a2 Mon Sep 17 00:00:00 2001
From: Matthias <matthias@codspeed.io>
Date: Thu, 21 May 2026 13:03:31 +0000
Subject: [PATCH] feat(samply): add SAMPLY_DISABLE_JIT_CLASSIFICATION env var
 to bypass JIT categorization

When set, short-circuits categorize_jit_frame to return the generic JIT
category, skipping all name-based pattern matching.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
---
 samply/src/shared/jit_category_manager.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/samply/src/shared/jit_category_manager.rs b/samply/src/shared/jit_category_manager.rs
index 7c5f91d3..47acf6db 100644
--- a/samply/src/shared/jit_category_manager.rs
+++ b/samply/src/shared/jit_category_manager.rs
@@ -231,6 +231,13 @@ impl JitCategoryManager {
         name: &str,
         profile: &mut Profile,
     ) -> (SubcategoryHandle, Option<JsFrame>) {
+        static DISABLED: std::sync::LazyLock<bool> = std::sync::LazyLock::new(|| {
+            std::env::var("SAMPLY_DISABLE_JIT_CLASSIFICATION").is_ok()
+        });
+        if *DISABLED {
+            return (self.generic_jit_category.get(profile).into(), None);
+        }
+
         if name == "BaselineInterpreter" || name.starts_with("BlinterpOp: ") {
             return (
                 self.baseline_interpreter_category.get(profile).into(),