Change "Memory Barriers" to "Optimization Barriers".

[pintos-anon] / doc / threads.texi

diff --git a/doc/threads.texi b/doc/threads.texi
index cbcda160631b2c918c23d9d81e9ce4277a10be23..ac28ba86830da78c8431fd400edd164c5d959b94 100644 (file)
--- a/doc/threads.texi
+++ b/doc/threads.texi
@@ -40,7 +40,7 @@ The first step is to read and understand the code for the initial thread
 system.
 Pintos already implements thread creation and thread completion,
 a simple scheduler to switch between threads, and synchronization
-primitives (semaphores, locks, condition variables, and memory
+primitives (semaphores, locks, condition variables, and optimization
 barriers).
 
 Some of this code might seem slightly mysterious.  If
@@ -170,7 +170,7 @@ Infrastructure}, for more information.
 @item synch.c
 @itemx synch.h
 Basic synchronization primitives: semaphores, locks, condition
-variables, and memory barriers.  You will need to use these for
+variables, and optimization barriers.  You will need to use these for
 synchronization in all
 four projects.  @xref{Synchronization}, for more information.