Re: Avoid recentering when user says so

[Eli Zaretskii <eliz@gnu.org>]

> Date: Sat, 26 Mar 2011 20:48:35 +0200
> From: Eli Zaretskii <eliz@gnu.org>
> 
> This is related to bug #6671, read there if you want to know the gory
> details.
> 
> In a nutshell, Emacs currently doesn't honor meticulously enough user
> settings such as scroll-conservatively and scroll-up/down-aggressively.
> Sometimes, especially if redisplay cannot keep up with high-rate
> keyboard input, it falls back on recentering, which these variables
> are supposed to avoid.  The last attempt to solve this introduced a
> bug that is the subject of bug #6671.
> 
> Following the latest discussions in that bug report, I came up with a
> way to solve this problem without incurring unduly slow movement far
> away in the buffer.  The patch below seems to give good results, but
> as I don't use the above settings (I like the default recentering),
> I'm not a good candidate for testing the patch.
> 
> Would people who use these variables please try the patch below, and
> report any findings, both positive and negative?  Please report your
> findings to the bug tracker at 6671@debbugs.gnu.org, so that the
> details get filed there.
> 
> Given positive feedback, I will commit this to the trunk.

Done.  Thanks to all who tried the patch and provided feedback.