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Re: [Qemu-devel] Java volatile vs. C11 seq_cst (was Re: [PATCH v2 1/2] a

From: Andrew Haley
Subject: Re: [Qemu-devel] Java volatile vs. C11 seq_cst (was Re: [PATCH v2 1/2] add a header file for atomic operations)
Date: Tue, 18 Jun 2013 18:38:49 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130311 Thunderbird/17.0.4

On 06/18/2013 02:24 PM, Paolo Bonzini wrote:
> Or is Java volatile somewhere between acq_rel and seq_cst, as the last
> paragraph of
> http://www.cs.umd.edu/~pugh/java/memoryModel/jsr-133-faq.html#volatile
> seems to suggest?

As far as I know, the Java semantics are acq/rel.  I can't see anything
there that suggests otherwise.  If we'd wanted to know for certain we
should have CC'd Doug lea.


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