From 6d14e9e441cf9b1f8e9dd2c3aa7aa013c7215105 Mon Sep 17 00:00:00 2001
From: "Sijie.Sun" <sunsijie@buaa.edu.cn>
Date: Fri, 8 Aug 2025 17:54:39 +0800
Subject: [PATCH] fix jemalloc prof feature (#1201)

---
 easytier/Cargo.toml           | 4 +++-
 easytier/src/easytier-core.rs | 5 +++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/easytier/Cargo.toml b/easytier/Cargo.toml
index 202587a..9a70c7b 100644
--- a/easytier/Cargo.toml
+++ b/easytier/Cargo.toml
@@ -249,7 +249,9 @@ windows-sys = { version = "0.52", features = [
 winapi = { version = "0.3.9", features = ["impl-default"] }
 
 [target.'cfg(not(windows))'.dependencies]
-jemallocator = { package = "tikv-jemallocator", version = "0.6.0", optional = true }
+jemallocator = { package = "tikv-jemallocator", version = "0.6.0", optional = true, features = [
+    "unprefixed_malloc_on_supported_platforms"
+] }
 jemalloc-ctl = { package = "tikv-jemalloc-ctl", version = "0.6.0", optional = true, features = [
 ] }
 jemalloc-sys = { package = "tikv-jemalloc-sys", version = "0.6.0", features = [
diff --git a/easytier/src/easytier-core.rs b/easytier/src/easytier-core.rs
index c64bcf2..291d4b4 100644
--- a/easytier/src/easytier-core.rs
+++ b/easytier/src/easytier-core.rs
@@ -52,6 +52,11 @@ use jemalloc_ctl::{epoch, stats, Access as _, AsName as _};
 #[global_allocator]
 static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
 
+#[cfg(feature = "jemalloc-prof")]
+#[allow(non_upper_case_globals)]
+#[export_name = "malloc_conf"]
+pub static malloc_conf: &[u8] = b"prof:true,prof_active:true,lg_prof_sample:19\0";
+
 fn set_prof_active(_active: bool) {
     #[cfg(feature = "jemalloc-prof")]
     {