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diff src/cpu/x86/vm/globals_x86.hpp @ 17849:526acaf3626f

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8038939: Some options related to RTM locking optimization works inconsistently Summary: Switch UseRTMXendForLockBusy flag ON by default and change code to retry RTM locking on lock busy condition by default. Reviewed-by: roland
author kvn
date Wed, 09 Apr 2014 11:18:02 -0700
parents 62c54fcc0a35
children 52b4284cb496 dac61d838654
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line diff
--- a/src/cpu/x86/vm/globals_x86.hpp	Thu Apr 10 04:07:45 2014 -0700
+++ b/src/cpu/x86/vm/globals_x86.hpp	Wed Apr 09 11:18:02 2014 -0700
@@ -162,7 +162,7 @@
           "Number of milliseconds to wait before start calculating aborts " \
           "for RTM locking")                                                \
                                                                             \
-  experimental(bool, UseRTMXendForLockBusy, false,                          \
+  experimental(bool, UseRTMXendForLockBusy, true,                           \
           "Use RTM Xend instead of Xabort when lock busy")                  \
                                                                             \
   /* assembler */                                                           \