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bug#56682: Fix the long lines font locking related slowdowns
From: |
Eli Zaretskii |
Subject: |
bug#56682: Fix the long lines font locking related slowdowns |
Date: |
Mon, 15 Aug 2022 19:58:03 +0300 |
> Date: Mon, 15 Aug 2022 19:44:07 +0300
> Cc: 56682@debbugs.gnu.org, gregory@heytings.org, monnier@iro.umontreal.ca
> From: Dmitry Gutov <dgutov@yandex.ru>
>
> >> Here's the profiler output anyway:
> >>
> >> 1067 85% - command-execute
> >> 1067 85% - call-interactively
> >> 1023 82% - funcall-interactively
> >> 1012 81% - end-of-buffer
> >> 1008 81% - recenter
> >> 1008 81% - jit-lock-function
> > When did you last resync from Git? 'recenter' got "optimized"
> > yesterday for buffers with long lines.
>
> Just today.
>
> In any case, it doesn't look like recenter's problem, since the output
> says all (or vast majority) of its time is spent in jit-lock-function.
AFAIU 'recenter' shouldn't at all call jit-lock-function in a buffer
with long lines. Is this "emacs -Q" without any changes from
defaults?
> I just did 'make bootstrap' to be doubly sure: no change.
What can I say? I'm stumped. It's definitely instantaneous here, in
the long-line.xml file. Even if I don't turn off show-paren-mode.
- bug#56682: Fix the long lines font locking related slowdowns, (continued)
- bug#56682: Fix the long lines font locking related slowdowns, Eli Zaretskii, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Eli Zaretskii, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Eli Zaretskii, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Eli Zaretskii, 2022/08/15
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/15
- bug#56682: Fix the long lines font locking related slowdowns, Eli Zaretskii, 2022/08/15
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/15
- bug#56682: Fix the long lines font locking related slowdowns,
Eli Zaretskii <=
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/15
- bug#56682: Fix the long lines font locking related slowdowns, Eli Zaretskii, 2022/08/15
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/16
- bug#56682: Fix the long lines font locking related slowdowns, Eli Zaretskii, 2022/08/16
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/16
- bug#56682: Fix the long lines font locking related slowdowns, Gregory Heytings, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Gregory Heytings, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Stefan Monnier, 2022/08/14
- bug#56682: Fix the long lines font locking related slowdowns, Dmitry Gutov, 2022/08/14