From fbc6129acd9ecb6b7435931b472d3226985ba4c4 Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Wed, 6 Aug 2008 17:03:42 -0500
Subject: Treat single C operations in MemoryStore as atomic

---
 .../lib/active_support/cache/memory_store.rb       | 31 ++++++----------------
 1 file changed, 8 insertions(+), 23 deletions(-)

(limited to 'activesupport/lib/active_support/cache')

diff --git a/activesupport/lib/active_support/cache/memory_store.rb b/activesupport/lib/active_support/cache/memory_store.rb
index 9332d50f24..a44f877414 100644
--- a/activesupport/lib/active_support/cache/memory_store.rb
+++ b/activesupport/lib/active_support/cache/memory_store.rb
@@ -13,38 +13,25 @@ module ActiveSupport
       end
 
       def read(name, options = nil)
-        @mutex.synchronize do
-          super
-          @data[name]
-        end
+        super
+        @data[name]
       end
 
       def write(name, value, options = nil)
-        @mutex.synchronize do
-          super
-          @data[name] = value
-        end
+        super
+        @data[name] = value
       end
 
       def delete(name, options = nil)
-        @mutex.synchronize do
-          super
-          @data.delete(name)
-        end
+        @data.delete(name)
       end
 
       def delete_matched(matcher, options = nil)
-        @mutex.synchronize do
-          super
-          @data.delete_if { |k,v| k =~ matcher }
-        end
+        @data.delete_if { |k,v| k =~ matcher }
       end
 
       def exist?(name,options = nil)
-        @mutex.synchronize do
-          super
-          @data.has_key?(name)
-        end
+        @data.has_key?(name)
       end
 
       def increment(key, amount = 1)
@@ -60,9 +47,7 @@ module ActiveSupport
       end
 
       def clear
-        @mutex.synchronize do
-          @data.clear
-        end
+        @data.clear
       end
     end
   end
-- 
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