Revert "n-api: detect deadlocks in thread-safe function"

This reverts commit aeb7084fe6446350ec032e9819746126811bf44f.

The solution creates incorrect behaviour on Windows.

Re: https://github.com/nodejs/node-addon-api/pull/697#issuecomment-612993476
Signed-off-by: Gabriel Schulhof <gabriel.schulhof@intel.com>
PR-URL: https://github.com/nodejs/node/pull/32880
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>

1 files changed, 0 insertions, 5 deletions

diff --git a/src/node_api.cc b/src/node_api.cc
index 552538c6f05..fad9cf72a97 100644
--- a/src/node_api.cc
+++ b/src/node_api.cc
@@ -129,7 +129,6 @@ class ThreadSafeFunction : public node::AsyncResource {
       is_closing(false),
       context(context_),
       max_queue_size(max_queue_size_),
-      main_thread(uv_thread_self()),
       env(env_),
       finalize_data(finalize_data_),
       finalize_cb(finalize_cb_),
@@ -149,15 +148,12 @@ class ThreadSafeFunction : public node::AsyncResource {
 
   napi_status Push(void* data, napi_threadsafe_function_call_mode mode) {
     node::Mutex::ScopedLock lock(this->mutex);
-    uv_thread_t current_thread = uv_thread_self();
 
     while (queue.size() >= max_queue_size &&
         max_queue_size > 0 &&
         !is_closing) {
       if (mode == napi_tsfn_nonblocking) {
         return napi_queue_full;
-      } else if (uv_thread_equal(&current_thread, &main_thread)) {
-        return napi_would_deadlock;
       }
       cond->Wait(lock);
     }
@@ -438,7 +434,6 @@ class ThreadSafeFunction : public node::AsyncResource {
   // means we don't need the mutex to read them.
   void* context;
   size_t max_queue_size;
-  uv_thread_t main_thread;
 
   // These are variables accessed only from the loop thread.
   v8impl::Persistent<v8::Function> ref;