From a60b4ed125fdbd38c31813bb1530826e54e610b1 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Thu, 29 Oct 2020 13:14:53 -0500
Subject: [PATCH] Revert "Remove disputed note about read-after-read sync,
gh-303"
This reverts commit ec5ca5d58fa5c2b7adc4e877870015ddfaf5ab31.
---
pyopencl/array.py | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/pyopencl/array.py b/pyopencl/array.py
index bf58c965..d419f62b 100644
--- a/pyopencl/array.py
+++ b/pyopencl/array.py
@@ -412,6 +412,12 @@ class Array:
care of its own operation ordering. The facilities in this section make
this possible.
+ .. note::
+
+ Currently, read and write events are not distinguished.
+ As a result, e.g., read-only operations will needlessly wait on other
+ read-only operations (i.e., executed among asynchronous queues).
+
.. versionadded:: 2014.1.1
.. attribute:: events
--
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