GNU bug report logs - #60107
30.0.50; Open new files very slow if eglot and which-function-mode are enabled.

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Message #22 received at 60107-done <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Felix <felix.dick <at> web.de>
Cc: 60107-done <at> debbugs.gnu.org, joaotavora <at> gmail.com
Subject: Re: bug#60107: 30.0.50; Open new files very slow if eglot and
 which-function-mode are enabled.
Date: Fri, 16 Dec 2022 17:45:29 +0200

> From: Felix <felix.dick <at> web.de>
> Cc: joaotavora <at> gmail.com, 60107 <at> debbugs.gnu.org
> Date: Fri, 16 Dec 2022 12:26:21 +0100
> 
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> > Does it help to customize which-func-non-auto-modes to add the major
> > mode you are using there?  Or maybe customize which-func-maxout to a
> > small value to get the same effect in any mode?  I'm asking whether
> > this helps because it's unclear to me whether doing so will avoid
> > blocking redisplay, if and when which-func finally becomes active.
> >
> >> If this is not a bug of emacs,
> >> feel free to close this bug report.
> >
> > If the above doesn't help, I guess some changes to which-func could be
> > in order, to avoid blocking the first display of a buffer for such a
> > long time.  So in that case we shouldn't close this bug report yet.
> >
> > Thanks.
> 
> In fact both of it helps!
> Adding c-ts-mode to which-func-non-auto-modes solves the problem,
> setting which-func-maxout to 1000 works as well (that's the only value i
> tested).

Thanks, so I added these hints to the doc strings of the two optioins,
and I'm closing the bug.

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