Reviewer needed: backport of "4465490: Suspicious about double-check locking idiom being used in the code" into IcedTea6 HEAD

[Pavel Tisnovsky]

Hi,

I'd like to push following backport "4465490: Suspicious about double-check locking idiom being used in the code"
into IcedTea6 HEAD. This backport is the second part of fixes for issue mentioned here
http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=882

hg diff containing patch + Makefile.am change + NEWS change are stored in an attachment.

ChangeLog entry:

2012-02-24  Pavel Tisnovsky  <ptisnovs at redhat.com>

        * Makefile.am: Add new patch.
        * NEWS: Mention backport.
        * patches/openjdk/4465490-Suspicious_double-check_locking_idiom.patch:
        Backport of 4465490: Suspicious about double-check locking idiom being
        used in the code.


Could anybody review this change please?

Cheers,
Pavel
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