unrevert io changes

Signed-off-by: Jade Abraham <[email protected]>
chapel-lang · Jan 6, 2025 · 1e35ac1 · 1e35ac1
1 parent ee3acb7
commit 1e35ac1
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Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/third-party/qthread/README b/third-party/qthread/README
@@ -88,3 +88,16 @@ index 2ac887ed..2312c954 100644
  #define QTHREAD_FASTLOCK_SETUP()                                               \
    do {                                                                         \
 ```
+
+```
+--- a/src/io.c
++++ b/src/io.c
+@@ -74,7 +74,6 @@ static void qt_blocking_subsystem_internal_freemem(void) { /*{{{*/
+ static void *qt_blocking_subsystem_proxy_thread(void *Q_UNUSED(arg)) { /*{{{*/
+   while (!atomic_load_explicit(&proxy_exit, memory_order_relaxed)) {
+     if (qt_process_blocking_call()) { break; }
+-    MACHINE_FENCE;
+   }
+   atomic_fetch_sub_explicit(&io_worker_count, 1, memory_order_relaxed);
+   pthread_exit(NULL);
+```
diff --git a/third-party/qthread/qthread-src/src/io.c b/third-party/qthread/qthread-src/src/io.c
@@ -74,7 +74,6 @@ static void qt_blocking_subsystem_internal_freemem(void) { /*{{{*/
 static void *qt_blocking_subsystem_proxy_thread(void *Q_UNUSED(arg)) { /*{{{*/
   while (!atomic_load_explicit(&proxy_exit, memory_order_relaxed)) {
     if (qt_process_blocking_call()) { break; }
-    MACHINE_FENCE;
   }
   atomic_fetch_sub_explicit(&io_worker_count, 1, memory_order_relaxed);
   pthread_exit(NULL);