libdispatch-913.30.4.tar.gz

[apple/libdispatch.git] / src / block.cpp

diff --git a/src/block.cpp b/src/block.cpp
index 3060a2a4dd587f1af89c919402a4f4785661dcf6..2a6f00799b5f6dee5f1b9743148b3c0554cb2dbd 100644 (file)
--- a/src/block.cpp
+++ b/src/block.cpp
@@ -32,6 +32,8 @@ extern "C" {
 #include "internal.h"
 }
 
+// NOTE: this file must not contain any atomic operations
+
 #if DISPATCH_DEBUG && DISPATCH_BLOCK_PRIVATE_DATA_DEBUG
 #define _dispatch_block_private_data_debug(msg, ...) \
                _dispatch_debug("block_private[%p]: " msg, (this), ##__VA_ARGS__)
@@ -83,7 +85,8 @@ struct dispatch_block_private_data_s {
                        ((void (*)(dispatch_group_t))dispatch_release)(dbpd_group);
                }
                if (dbpd_queue) {
-                       ((void (*)(os_mpsc_queue_t))_os_object_release_internal)(dbpd_queue);
+                       ((void (*)(os_mpsc_queue_t, uint16_t))
+                                       _os_object_release_internal_n)(dbpd_queue, 2);
                }
                if (dbpd_block) Block_release(dbpd_block);
                if (dbpd_voucher) voucher_release(dbpd_voucher);