From 07dab1fccaab7877d2ee97158df4a8c42ce921cd Mon Sep 17 00:00:00 2001
From: Tobias Koppers <tobias.koppers@googlemail.com>
Date: Thu, 30 Jan 2025 01:12:29 +0100
Subject: [PATCH 1/2] pass rustflags to windows too

---
 .cargo/config.toml | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/.cargo/config.toml b/.cargo/config.toml
index aa9e2d561c2db..ed8c7bf81fa66 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -17,10 +17,22 @@ rustdocflags = []
 
 [target.x86_64-pc-windows-msvc]
 linker = "rust-lld"
-rustflags = ["-C", "target-feature=+crt-static"]
+rustflags = [
+  "--cfg",
+  "tokio_unstable",
+  "-Zshare-generics=y",
+  "-C",
+  "target-feature=+crt-static"
+]
 
 [target.i686-pc-windows-msvc]
-rustflags = ["-C", "target-feature=+crt-static"]
+rustflags = [
+  "--cfg",
+  "tokio_unstable",
+  "-Zshare-generics=y",
+  "-C",
+  "target-feature=+crt-static"
+]
 
 [target.aarch64-pc-windows-msvc]
 linker = "rust-lld"

From e565c593ab18bf2303fce60d64b37a23db2971ac Mon Sep 17 00:00:00 2001
From: Tobias Koppers <tobias.koppers@googlemail.com>
Date: Wed, 29 Jan 2025 17:35:43 +0100
Subject: [PATCH 2/2] disable lifo slot to make all tasks stealable

---
 crates/napi/src/lib.rs                     | 12 ++++++++++++
 turbopack/crates/turbopack-cli/src/main.rs |  1 +
 2 files changed, 13 insertions(+)

diff --git a/crates/napi/src/lib.rs b/crates/napi/src/lib.rs
index 0c208bd5c1af1..61a73404ae055 100644
--- a/crates/napi/src/lib.rs
+++ b/crates/napi/src/lib.rs
@@ -76,6 +76,9 @@ static ALLOC: dhat::Alloc = dhat::Alloc;
 #[napi::module_init]
 
 fn init() {
+    use tokio::runtime::Builder;
+    use turbo_tasks_malloc::TurboMalloc;
+
     set_hook(Box::new(|panic_info| {
         util::log_internal_error_and_inform(&format!(
             "Panic: {}\nBacktrace: {:?}",
@@ -83,6 +86,15 @@ fn init() {
             Backtrace::new()
         ));
     }));
+    let rt = Builder::new_multi_thread()
+        .enable_all()
+        .on_thread_stop(|| {
+            TurboMalloc::thread_stop();
+        })
+        .disable_lifo_slot()
+        .build()
+        .unwrap();
+    create_custom_tokio_runtime(rt);
 }
 
 #[inline]
diff --git a/turbopack/crates/turbopack-cli/src/main.rs b/turbopack/crates/turbopack-cli/src/main.rs
index ad98f84784903..c5cd7de16e2a7 100644
--- a/turbopack/crates/turbopack-cli/src/main.rs
+++ b/turbopack/crates/turbopack-cli/src/main.rs
@@ -29,6 +29,7 @@ fn main() {
         .on_thread_stop(|| {
             TurboMalloc::thread_stop();
         })
+        .disable_lifo_slot()
         .build()
         .unwrap()
         .block_on(main_inner(args))