From 0476b8722290a9a5ff29c4b96447a4c4778a9c62 Mon Sep 17 00:00:00 2001
From: hsbt <hsbt@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 17 Apr 2014 07:31:43 +0000
Subject: * prelude.rb: [DOC] Update Thread::exclusive docs by @stevenharman.  
 [ci skip][fix GH-589]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45612 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 prelude.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'prelude.rb')

diff --git a/prelude.rb b/prelude.rb
index 2b371e7134..cc24a81474 100644
--- a/prelude.rb
+++ b/prelude.rb
@@ -4,9 +4,9 @@ class Thread
   # call-seq:
   #    Thread.exclusive { block }   => obj
   #
-  # Wraps a block in Thread.critical, restoring the original value
-  # upon exit from the critical section, and returns the value of the
-  # block.
+  # Wraps the block in a single, VM-global Mutex.synchronize, returning the
+  # value of the block. A thread executing inside the exclusive section will
+  # only block other threads which also use the Thread.exclusive mechanism.
   def self.exclusive
     MUTEX_FOR_THREAD_EXCLUSIVE.synchronize{
       yield
-- 
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