Re: Emacs design and architecture. How about copy-on-write?

[Emanuel Berg]

Eli Zaretskii wrote:

> If we need to lock 99.99% of Emacs "single" variables, it is
> easier to lock everything. Faster, too.

Why do we need to do that?

For one thread, one write operation, and one variable, only
that variable has to be locked?

(operate-on var1) ; here we need a lock on var1
(operate-on var2) ; etc

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