Re: Spinlocks and compiler/memory barriers

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От Robert Haas
Тема Re: Spinlocks and compiler/memory barriers
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Msg-id CA+TgmoY9_gFyr0r9M405QTxkgqv07Yv-hwGy+q_hfgdn10S5CA@mail.gmail.com
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Ответ на Re: Spinlocks and compiler/memory barriers  (Andres Freund <andres@2ndquadrant.com>)
Ответы Re: Spinlocks and compiler/memory barriers  (Andres Freund <andres@2ndquadrant.com>)
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On Mon, Sep 8, 2014 at 7:10 PM, Andres Freund <andres@2ndquadrant.com> wrote:
>> This has been pending for almost two months now and, at your request,
>> my patch to make spinlocks act as compiler barriers is waiting behind
>> it.  Can we please get this moving again soon, or can I commit that
>> patch and you can fix this when you get around to it?
>
> I finally pushed this. And once more I seriously got pissed at the poor
> overall worldwide state of documentation and continously changing
> terminology around this.

There does seem to be a deficit in that area.

> Sorry for taking this long :(
>
> Do you have a current version of your patch to make them compiler
> barriers?

I had forgotten that it needed an update.  Thanks for the reminder.  Here's v2.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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