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[RFC] buffer_shared in redisplay_internal

From: Dmitry Antipov
Subject: [RFC] buffer_shared in redisplay_internal
Date: Mon, 19 Nov 2012 20:42:02 +0400
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:16.0) Gecko/20121026 Thunderbird/16.0.2

This patch proposes the minor redisplay optimization for the case when current
buffer is shown in more than one window but was not changed since last display.
In such a case, it should be enough to redisplay only the selected window
or selected frame rather than redisplay everything.


Attachment: buffer_shared_and_changed.patch
Description: Text document

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