diff --git a/cmake/dtrace.cmake b/cmake/dtrace.cmake
index d5566d03913..c12a74cba31 100644
--- a/cmake/dtrace.cmake
+++ b/cmake/dtrace.cmake
@@ -13,13 +13,30 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA 
 
+IF(CMAKE_SYSTEM_NAME MATCHES "SunOS" AND CMAKE_COMPILER_IS_GNUCXX
+  AND CMAKE_SIZEOF_VOID_P EQUAL 4)
+  IF(NOT DEFINED BUGGY_GCC_NO_DTRACE_MODULES)
+    EXECUTE_PROCESS(
+      COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}  --version
+      OUTPUT_VARIABLE out)
+    IF(out MATCHES "3.4.6")
+     # This gcc causes crashes in dlopen() for dtraced shared libs,
+     # while standard shipped with Solaris10 3.4.3 is ok
+     SET(BUGGY_GCC_NO_DTRACE_MODULES 1 CACHE INTERNAL "")
+    ELSE()
+     SET(BUGGY_GCC_NO_DTRACE_MODULES 0 CACHE INTERNAL "")
+    ENDIF()
+  ENDIF()
+ENDIF()
+
 # Check if OS supports DTrace
 MACRO(CHECK_DTRACE)
  FIND_PROGRAM(DTRACE dtrace)
  MARK_AS_ADVANCED(DTRACE)
 
  # On FreeBSD, dtrace does not handle userland tracing yet
- IF(DTRACE AND NOT CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
+ IF(DTRACE AND NOT CMAKE_SYSTEM_NAME MATCHES "FreeBSD"
+     AND NOT BUGGY_GCC_NO_DTRACE_MODULES)
    SET(ENABLE_DTRACE ON CACHE BOOL "Enable dtrace")
  ENDIF()
  SET(HAVE_DTRACE ${ENABLE_DTRACE})
@@ -72,22 +89,6 @@ IF(ENABLE_DTRACE)
   ) 
 ENDIF()
 
-IF(CMAKE_SYSTEM_NAME MATCHES "SunOS" AND CMAKE_COMPILER_IS_GNUCXX
-  AND CMAKE_SIZEOF_VOID_P EQUAL 4)
-  IF(NOT DEFINED BUGGY_GCC_NO_DTRACE_MODULES)
-    EXECUTE_PROCESS(
-      COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}  --version
-      OUTPUT_VARIABLE out)
-    IF(out MATCHES "3.4.6")
-     # This gcc causes crashes in dlopen() for dtraced shared libs,
-     # while standard shipped with Solaris10 3.4.3 is ok
-     SET(BUGGY_GCC_NO_DTRACE_MODULES 1 CACHE INTERNAL "")
-    ELSE()
-     SET(BUGGY_GCC_NO_DTRACE_MODULES 0 CACHE INTERNAL "")
-    ENDIF()
-  ENDIF()
-ENDIF()
-
 FUNCTION(DTRACE_INSTRUMENT target)
   IF(BUGGY_GCC_NO_DTRACE_MODULES)
     GET_TARGET_PROPERTY(target_type ${target} TYPE)
diff --git a/mysql-test/suite/rpl/t/disabled.def b/mysql-test/suite/rpl/t/disabled.def
index f864139495a..2ed7e087667 100644
--- a/mysql-test/suite/rpl/t/disabled.def
+++ b/mysql-test/suite/rpl/t/disabled.def
@@ -11,7 +11,6 @@
 ##############################################################################
 
 rpl_failed_optimize       : WL#4284: Can't optimize table used by a pending transaction (there is metadata lock on the table).
-rpl_plugin_load           : Bug#55966 2010-08-13 alik "plugin" tests fail in 5.5
 rpl_read_only             : WL#4284: Setting Read only won't succeed until all metadata locks are released.
 rpl_row_create_table      : Bug#51574 2010-02-27 andrei failed different way than earlier with bug#45576
 rpl_spec_variables        : BUG#47661 2009-10-27 jasonh rpl_spec_variables fails on PB2 hpux
diff --git a/mysql-test/t/disabled.def b/mysql-test/t/disabled.def
index 16842016037..d35d612f93c 100644
--- a/mysql-test/t/disabled.def
+++ b/mysql-test/t/disabled.def
@@ -14,9 +14,6 @@ lowercase_table3         : Bug#54845 2010-06-30 alik main.lowercase_table3 on Ma
 mysqlhotcopy_myisam      : Bug#54129 2010-08-31 alik mysqlhotcopy* fails
 mysqlhotcopy_archive     : Bug#54129 2010-08-31 alik mysqlhotcopy* fails
 partition_innodb_plugin  : Bug#53307 2010-04-30 VasilDimov valgrind warnings
-plugin                   : Bug#55966 2010-08-13 alik "plugin" tests fail in 5.5
-plugin_load              : Bug#55966 2010-08-13 alik "plugin" tests fail in 5.5
-plugin_not_embedded      : Bug#55966 2010-08-13 alik "plugin" tests fail in 5.5
 query_cache_28249        : Bug#43861 2009-03-25 main.query_cache_28249 fails sporadically
 sp_sync                  : Bug#48157 2010-02-06 5.5-m3 demands a differnt solution
 ctype_utf8mb4_ndb	: Bug#55799, Bug#51907, disabled by Konstantin 2010-08-06