Issue #4751: hashlib now releases the GIL when hashing large buffers
(with a hardwired threshold of 2048 bytes), allowing better parallelization
on multi-CPU systems. Contributed by Lukas Lueg (ebfe) and Victor Stinner.
diff --git a/Misc/NEWS b/Misc/NEWS
index f34cb91..685033c 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -256,6 +256,10 @@
Extension Modules
-----------------
+- Issue #4751: hashlib now releases the GIL when hashing large buffers
+ (with a hardwired threshold of 2048 bytes), allowing better parallelization
+ on multi-CPU systems. Contributed by Lukas Lueg (ebfe) and Victor Stinner.
+
- Issue #4051: Prevent conflict of UNICODE macros in cPickle.
- Issue #4738: Each zlib object now has a separate lock, allowing to compress