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Re: Concurrency via isolated process/thread

From: Ihor Radchenko
Subject: Re: Concurrency via isolated process/thread
Date: Thu, 06 Jul 2023 12:51:20 +0000

Po Lu <luangruo@yahoo.com> writes:

>>    LOCK_OBJECT (foo);
>>    LOCK_OBJECT (XCAR (foo));
> ...
> This is unnecessary.  Loads and stores of Lisp_Object values are cache
> coherent except on 32 bit systems --with-wide-int.  XCAR (foo) will
> always load one of the values previously written.

Do you mean that locking XCAR (foo) is unnecessary when foo is locked?

Ihor Radchenko // yantar92,
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