From: Eli Zaretskii <eliz@gnu.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: emacs-devel@gnu.org
Subject: Re: [Emacs-diffs] master 5c9304e: Disable some display optimizations when frames need redisplay
Date: Fri, 02 Oct 2015 20:49:37 +0300 [thread overview]
Message-ID: <83eghd5ff2.fsf@gnu.org> (raw)
In-Reply-To: <jwvoaghl1dq.fsf-monnier+emacsdiffs@gnu.org>
> X-Spam-Status: No, score=-0.7 required=5.0 tests=BAYES_40,RCVD_IN_DNSWL_LOW
> autolearn=disabled version=3.3.2
> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: emacs-devel@gnu.org
> Date: Fri, 02 Oct 2015 11:46:29 -0400
>
> >> So, what am I missing?
> > The setting of windows_or_buffers_changed in fset_redisplay can now be
> > removed.
>
> Why would we want to do that?
Because a global variable cannot possibly convey the information that
only frames F1 and F2 need to be redisplayed. Only frame-specific
variables can do that.
IOW, when 2 out of 200 frames need to be redisplayed, there's no
reason for us to attempt redisplaying all the 200.
next prev parent reply other threads:[~2015-10-02 17:49 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20150930193450.11644.62040@vcs.savannah.gnu.org>
[not found] ` <E1ZhN9O-00032Q-5G@vcs.savannah.gnu.org>
2015-10-02 12:44 ` [Emacs-diffs] master 5c9304e: Disable some display optimizations when frames need redisplay Stefan Monnier
2015-10-02 13:40 ` Eli Zaretskii
2015-10-02 15:46 ` Stefan Monnier
2015-10-02 17:49 ` Eli Zaretskii [this message]
2015-10-02 20:55 ` Stefan Monnier
2015-10-02 21:24 ` Eli Zaretskii
2015-10-03 1:05 ` Stefan Monnier
2015-10-03 7:21 ` Eli Zaretskii
2015-10-04 2:33 ` Stefan Monnier
2015-10-04 9:53 ` Eli Zaretskii
2015-10-05 15:50 ` Stefan Monnier
2015-10-05 16:57 ` Eli Zaretskii
2015-10-05 22:46 ` Stefan Monnier
2015-10-06 1:19 ` Stefan Monnier
2015-10-06 7:57 ` martin rudalics
2015-10-06 16:15 ` Stefan Monnier
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